52results about How to "Reduce exercise intensity" patented technology

The invention relates to an exercise device, in particular to a multifunctional physical exercise device. The device comprises an arm exercise mechanism, a ladder machine case, an adjustable pedal plate mechanism, a seat, a leg exercise mechanism, a machine case and storage drawer mechanisms; by means of the device, the arms can be exercised, the exercise strength of the arms can be changed according to the exercise requirement of people, and the using requirements of people of different heights can be met; the device is provided with the adjustable pedal plate, the requirements of people of different leg lengths for leg exercise can be met, the legs can be exercised by the device, and the exercise strength of the legs can be changed according to the exercise requirement of people; the device is provided with a leg exercise assistance structure, the exercise strength can be alleviated, and articles required for fitness of people can be placed in the device. The arm exercise mechanism is connected with the ladder machine case and the adjustable pedal plate mechanism, the seat is fixedly connected with the top of the leg exercise mechanism, the left end of the leg exercise mechanismis connected with the machine case, and the storage drawer mechanisms are connected with the machine case.

This is a kind of riverbed and seabed bedload withholding, silt promoting and anti-scouring device belonging to the water conservancy technologic field. The present invention includes: floating shade, floating body, sand permeating window and anchoring member. The floating body is equipped at the upper of the floating shade, the sand permeating window is equipped at the bottom of the floating shade, and the anchoring member is equipped at the lower part of the floating shade. The water preventing effect of the present invention is small, not flood detention, won't minify the moving motivity of silt, and won't change the original flowing direction. Therefore it will become a kind of effective silt promoting device with good flood preventing effect, little change of sideway flowing field, and without obvious partial scour.

The invention relates to a method for training adjustment in sports. The method may measure lactate concentrations in the body of a person by a lactate measuring device comprising a transdermal microneedles sensor. The method for training adjustment in sports includes steps of: measuring a lactate concentration value in the body of a user by the transdermal microneedles sensor; comparing the lactate concentration value with a predetermined value; and informing the user to reduce exercise intensity if the lactate concentration value is higher than the predetermined value, otherwise informing the user to increase exercise intensity if the lactate concentration value is lower than the predetermined value. The invention also relates to a lactate measuring device.

The invention provides an electric wheelchair having functions of assisting going to and going out of beds and crossing over obstacles. The wheelchair comprises a wheelchair main body, a seat, a seatmoving mechanism, a backrest adjusting mechanism, foldable armrest mechanisms and an obstacle-crossing mechanism. The foldable armrest mechanisms comprise armrests, connecting rods and right-angle rods. The seat moving mechanism comprises the seat, an electric motor, belt wheels, a synchronous belt, a sliding block connecting plate, a crank, connecting rods, a sliding block and a sliding rail. Thebackrest adjusting mechanism comprises an electric motor, belt wheels, a synchronous belt, straight toothed spur gears and a backrest. The obstacle-crossing mechanism comprises two swing rods, smallwheels, an electric motor, a speed reducer and bevel gears. Meanwhile, the backrest adjusting mechanism and the obstacle-crossing mechanism are subjected to time-sharing driving by virtue of the samemotor and an electromagnetic clutch. The electric wheelchair provided by the invention, which has the function of crossing over the obstacles, can cross over obstacles which are 20cm high; the electric wheelchair provided by the invention is convenient for a user to operate and control; patient's motion freedom is improved, patient's motion intensity is reduced and workload of family members is reduced.

The invention discloses a heart rate display method and a smart bracelet. The heart rate display method includes: acquiring the current heart rate information of a smart bracelet wearer; acquiring a target light color corresponding to the current heart rate information; triggering light-emitting of the smart bracelet, with the color of the emitted light being the target light color. According to the invention, the wearer or other people can visually see the current heart rate scope of him / her self through the color of light emitted by the smart bracelet, thus avoiding the inconvenience that the wearer has to stop during motion and opening a terminal display interface so as to be aware of the current heart rate information of him / her self, also the wearer can adjust the motion state of him / her self according to the color of light emitted by the smart bracelet, for instance if the recognized light color exceeds the heart rate scope of normal motion, the motion intensity can be slowed down to realize scientific and reasonable bodybuilding, thereby bringing great convenience to the user.

The embodiment of the invention discloses a discharge valve plate assembly used for an air-conditioning compressor and the compressor. The discharge valve plate assembly comprises a discharge valve plate and further comprises a display valve baffle, the head of which is spaced from the head of the discharge valve plate. The tail of the display valve baffle is connected with that of the discharge valve plate. The discharge valve plate assembly comprises an inductor which is arranged in the head of the valve plate baffle and used for monitoring the motion state of the discharge valve plate in a real-time mode and generating and outputting an induction signal according to the motion state such that an air conditioner can control and regulate operation parameters according to the induction signal. The discharge valve plate assembly is used for monitoring motion state of the discharge valve plate in a real-time mode such that an air conditioner can control and regulate operation parameters according to the motion state of the discharge valve plate so that real-time monitoring of the motion state of the discharge valve plate is achieved and effective protection of the discharge valve plate is achieved; and therefore fatigue failure of the discharge valve plate is prevented and performance and reliability of the compressor are improved.

The invention discloses a convenient waist training device for free combat, which comprises a base plate, a fixed shell, a stepping motor, a rotating shaft, a gear, a rack board, a chute, a trigger plate, a first travel switch, a second travel switch, a water storage chamber, a piston, a guide rod, a buffer pad and a water storage box, a first avoiding hole, a fixed ring, a second avoiding hole, asupport frame, a first auxiliary roller, a second auxiliary roller, a third auxiliary roller, a pull rope, a belt, a support seat, a hanger, chains, and a sandbag. First, through the adjustable waistload-bearing design, the convenient waist training device for free combat cannot only improve the training staff's waist training, but also according to different training level or physical conditionachieve the waist load intensity adjustment, and expand the practicality of the training. Then through the sandbag cooperation effect, the convenient waist training device for free combat can achievethe waist load-bearing training of the training staff, and also be convenient for the training staff to carry out boxing training, and finally achieve good popularization and application.

The invention provides a heart rate monitoring method and system based on a smart wearable device. The method includes the steps of the step S10, acquiring heart rates of a user; the step S40, determining whether the heart rates meet a preset exercise mode heart rate condition; the step S51, when the heart rates meet a limit motion mode heart rate condition in the preset motion mode heart rate condition, turning on a limit motion mode; the step S52, when the limit motion mode is turned on, acquiring the motion distance information of the user; the step S53, when the distance information reaches a preset distance, turning off the limit motion mode. The system includes a heart rate acquisition module, a heart rate determination module, a control module, a distance acquisition module and a distance determination module. The system achieves the purpose of guiding the user to carry out scientific cardiopulmonary limit training by intelligently identifying whether the user is ready to perform the cardiopulmonary limit training.

The invention relates to a portable folding type electric power-assisted bicycle. The portable folding type electric power-assisted bicycle comprises a front pipe assembly, a rear pipe assembly, a foldable connecting assembly, a control handle assembly, a pedal driving assembly and an electric driving assembly, wherein the lower end of the front pipe assembly is connected with a front wheel, and the front pipe assembly is telescopic; the lower end of the rear pipe assembly is connected with a rear wheel, and the rear pipe assembly is telescopic; the foldable connecting assembly is connected with the front pipe assembly and the rear pipe assembly; the control handle assembly is connected to the upper end of the front pipe assembly; the pedal driving assembly is connected to the lower end ofthe rear pipe assembly and is capable of driving the rear wheel; the electric driving assembly comprises a motor, a power supply which is used for supplying power to the motor, a sensing component and a control component which is respectively connected with the power supply and the sensing component; the motor is arranged on the front wheel and is capable of electrically driving the motor; the power supply and the control component are arranged on the front pipe assembly; the sensing component is arranged in the electric driving assembly and is used for sensing whether the rear wheel is driven by the electric driving assembly or not. The portable folding type electric power-assisted bicycle disclosed by the invention can be folded, the folded size is just one quarter of the unfolded size,and preservation and transportation are more convenient; a vehicle can be power-assisted through the electric driving assembly, so that the exercise intensity of a user can be greatly reduced.

The invention discloses a bicycle. The structure of the bicycle is based on the prior bicycle comprising a frame, pedals, a wheel axle fixed on the frame, and a bicycle base connected with the wheel axle, the total weight (comprising a person and materials, a battery and the like) on a bicycle body is used, and through the direction change of force, a cyclist saves labor, thus the structure is applicable to electric bicycles, electric tricycles and pedicabs. In addition to the parts of the prior bicycle, the stricture is added with a No.1 piece which is rotatablely connected with a No.2 pieceby using the upper end of the No.1 piece connected on the frame as a center of circle when people ride the bicycle and using the distance between the center of circle and the No.2 piece as a radius, when the No.2 piece is stressed, the No.1 piece plays a role in positioning the center of circle, and a No.5 piece is pressed to match with the No.2 piece to ensure that the No.2 piece performs arc movements up and down to pull (press) a spring 4 to make the bicycle generate forward assisting force. The upper end and the lower end of a No.3 piece are provided with a wear-resistant part respectively, a sliding part is arranged between the No.3 piece and the No.2 piece, and because of uneven road, the loading capacity on the bicycle body is vibrated up and down continuously to make wheels generate resistance, and the spring 4 is pushed or pressed continuously at the time of the vibration to make up the vibration resistance so as to achieve the function of saving labor.

The invention discloses an intelligent efficient ultra-fine mineral gravity separator and a mineral separating method. The intelligent efficient ultra-fine mineral gravity separator comprises an ore pulp bucket. A machine frame is fixedly installed at the top end of the ore pulp bucket. A transmission device is fixedly installed on the top of the machine frame. A motor is installed on the transmission device. A rotating shaft of the motor is in transmission connection with an impeller through the transmission device. An ore pulp inlet pipe is fixedly arranged in the middle of one side of the ore pulp bucket. A fine ore pulp outlet pipe is fixedly arranged on the top of the other side of the ore pulp bucket. A middling output pipe is fixedly arranged in the middle of the other side of the ore pulp bucket. According to the intelligent efficient ultra-fine mineral gravity separator, intelligent detection is introduced for intelligent PID control over ore separating, the defect that ultra-fine mineral particles are prone to being flushed away by water through flow membrane ore separating is overcome, various types of composite force is introduced for accelerating the ultra-fine mineraldepositing, a deep water layer is introduced for ore separating, the ore separating efficiency is greatly improved, an ore feeding port is large, an ore discharging port is small, the concentration ratio is easily increased, the ore pulp movement intensity is low, power consumption is low, energy is saved, the mechanical structure is simple, and manufacturing cost is low.

The invention discloses an intelligent wristband. The wristband comprises a first acquiring unit, a second acquiring unit, a triggering unit, and a vibration generator. The first acquiring unit is used for acquiring current heart rate information of an intelligent wristband wearer; the second acquiring unit is used for acquiring pre-stored target vibration characteristics corresponding to current heart rate information; the triggering unit is used for triggering the vibration generator to generate the vibration in accordance with the target vibration characteristics; the vibration generator is used for linking with the triggering unit and generating the vibration in accordance with the target vibration characteristics according to a command of the triggering unit. By applying the intelligent wristband, a user can intuitively learn about the range where the heart rate of the person locates at present through the vibration that the user feels; thus the intelligent wristband can avoid the inconvenience of learning about the heart rate information through stopping in the movement and watching a display terminal of the intelligent wearing device; besides, the movement state can be timely adjusted according to the heart rate information expressed by the intelligent wearing device.

The invention discloses improved multifunctional shoes. Each improved multifunctional shoe comprises an upper, a sole, a vamp, a heel and a shoelace, wherein each sole, each upper, each heel and each vamp are connected to form a whole body; a lining insole is arranged on the upper part of each sole; each sole comprises three layers, namely a sole layer I, a sole layer II and a sole layer III; an elastic support article is arranged in each sole layer II; a heating sheet is arranged inside each heel; a heating net is arranged in each sole layer I; an electronic sheet is arranged on the lower part of each heating sheet; a switch is arranged on one side of each heating sheet; and each heating sheet is connected with each heating net. The improved multifunctional shoes have the advantages of reasonable structure, comfortableness for wearing and high functionality.

The invention belongs to the technical field of diesel engine designs and mainly relates to a cylinder head of a high-pressure common-rail diesel engine. The cylinder head is provided with a tangential intake passage I and a tangential intake passage II which are arranged up and down, wherein one end of the tangential intake passage I communicates with an air inlet I, and the other end of the tangential intake passage I communicates with a diesel engine combustion chamber through an air inlet III; one end of the tangential intake passage II communicates with an air inlet II, and the other end of the tangential intake passage II communicates with the diesel engine combustion chamber through an air inlet IV; an exhaust passage is further formed in the cylinder head; and one end of the exhaust passage communicates with a waste gas output I and a waste gas outlet II which are formed in the bottom surface of the cylinder head and both communicate with the diesel engine combustion chamber. The problem that the intake swirl rate impacts the internal combustion characteristics of the high-pressure common-rail diesel engine is solved, the intake resistance of the diesel engine is reduced, the intensity of air movement in a cylinder is weakened, and improvement of the oil-gas mixing rate is prevented.

The invention discloses a heart rate expression method of a smart wearable device on the basis of vibration. The method comprises the following steps: obtaining current heart rate information of a wearer; obtaining target vibration features corresponding to the heart rate information according to a pre-set list; and triggering vibration of the smart wearable device, wherein the vibration has a target vibration feature. The invention further provides a smart bracelet. The smart bracelet comprises a first acquisition unit, a second acquisition unit, a trigger unit and a vibration generator. Thefirst acquisition unit is used for obtaining current heart rate information of the smart bracelet wearer. The second acquisition unit is used for obtaining pre-saved target vibration features corresponding to the current heart rate information. The trigger unit is used for triggering the vibration generator to generate vibration in accord with target vibration features. The vibration generator isused for being linked with the trigger unit. According to an instruction of the trigger unit, vibration in accord with target vibration features is generated. By obtaining the current heart rate information of the wearer, the smart bracelet is triggered to vibrate such that the wearer can visually know the heart rate range of the wearer.

The invention relates to a method for producing tissue with the aid of a weaving loom comprising a stop bar, at least one shed and a heddle for carrying out said method. The inventive method is characterized in that warp thread guiding a filling yarn cooperates with a longitudinal heddle connected to the filling yarn and is arranged between said filling yarn and the stop bar of the weaving loom. The warp thread passes through the filling yarn and a longitudinal heddle controlled by a Jacquard device which carries out normal yarn up-and-down movement (down-and-up). Two superposed wefts which are arranged below and under the shed are simultaneously inserted therein. In order to produce a visible section of the filling yarn above a tissue layer (pattern) during the descending (ascending) movement of the filling yarn, the longitudinal heddle is displaced in an ascending (descending) position by the Jacquard device in such a way that the longitudinal heddle provided with a corresponding eye whose lower (top) end is in the center of the shed (central position) prevents the warp thread guided by the filling yarn from moving downward (upward) beyond the shed center, and the lower (top) weft is located outside said shed is inserted.

The invention relates to a body building control method and system. According to the method and system, the face image of a user is collected in real time; the current exercise state of the user is determined according to a recognition result; and suggestions are provided for the user according to the exercise state. Therefore, the exercise state of the user can be monitored through the face imageof the user collected in real time; when it is judged that the exercise state of the user is abnormal, suggestions can be provided for the user according to the abnormality of the exercise state of the user; and thus, the user can reduce exercise intensity or stop current exercise according to the content of the suggestions in terms of the abnormality of the exercise state of the user, and accidents in the exercise or discomfort after the exercise can be decreased.

The invention discloses an intelligent bicycle. The structure of the intelligent bicycle uses human weight and saves labor for riders by converting the direction of force, based on the original bicycle which comprises a frame, a pedal, a wheel axle fixed on the frame and a saddle connected with the wheel axle; the structure is suitable for electric bicycles and electric three wheelers; besides all components of the original bicycle, the structure of the intelligent bicycle is additionally provided with a number 1 tube; when people ride bikes, the upper end of the number 1 tube connected with the frame is regarded as the center of a circle, and the distance between the center of the circle and the number 2 tube is regarded as a radius, and the number 1 tube and the number 2 tube are rotationally connected; when the number 2 tube is stressed, the number 1 tube is used for fixing the center of the circle, so the number 2 tube moves up and down along the circle; a drawing spring 4 causes the bicycle to produce forward force, so the fixation manner of the saddle and a saddle tube remains unchanged; the upper end and the lower end of the number 3 tube are provided with a sliding device, and additionally provided with a pin groove 5 matched with the pin of the number 2 tube, thus ensuring the saddle to be in half working state. Due to the roughness of roads and the continuous and vertical vibration of human weight, resistance is produced by the bicycle wheel; and a spring 4 is pulled continuously at the moment of vibration, thus making up the vibration resistance and realizing the function of labor saving.

The invention relates to sports exercise equipment, in particular to auxiliary muscle exercise equipment for sports. According to the technical aims, the auxiliary muscle exercise equipment for sportscan conduct self-monitoring and self-action standardization. According to the technical scheme, the auxiliary muscle exercise equipment for sports comprises a base, a mounting table, a first mountingrack, a mounting rod, a bearing base, a rotation shaft, a disc, a vertical rod, a knock wheel, a first spring and the like; the mounting table is connected to the left side of the top of the base, the first mounting rack is connected to the left side of the top of the mounting table, and the mounting rod is arranged at the right side of the first mounting rack; the bearing base is installed on the right portion of the front side of the mounting rod. The auxiliary muscle exercise equipment for sports has the advantages of achieving self-monitoring and self-action standardization. Through arrangement of a sitting plate, the back of a user can be conveniently exercised; through arrangement of a balancing weight, the exercise strength of the user can be adjusted according to his / her demands;through arrangement of an elastic band and a protection pad, the position of the user can be fixed, and the user exercises conveniently.

The invention relates to the technical field of tank crawler belt moving support machining, in particular to a tank crawler belt moving support automatic feeding device and conveying system. The tank crawler belt moving support automatic feeding device comprises an annular conveying line, and a feeding device is arranged on one side of the annular conveying line; the annular conveying line comprises a supporting frame, the top of the supporting frame is fixedly connected with a bottom plate, the top face of the bottom plate is fixedly connected with an annular guide rail, a plurality of trays are slidably connected to the upper portion of the annular guide rail, the tops of the trays are detachably connected with clamp assemblies, and the bottoms of the trays are fixedly connected with annular driving parts making the trays move. The bottom of the tray is fixedly connected with a tracking trolley which is in sliding connection with the annular guide rail, and the annular driving part is fixedly connected with the tracking trolley. Effective connection of the moving support from blank conveying to machining output can be achieved, the machining efficiency is improved, and the position of the moving support is determined in the conveying process.

The invention discloses auxiliary stretching exercising equipment for health rehabilitation, and relates to the technical field of equipment for health rehabilitation. The auxiliary stretching exercising equipment for health rehabilitation comprises a baseplate, wherein a supporting plate is fixedly connected to one side on the baseplate; a mounting housing is fixedly connected to one side of thetop of the supporting plate; supporting columns are fixedly connected to the baseplate; an L-shaped mounting plate is fixedly connected to each supporting column; a partition board is fixedly connected to the plate surfaces close to one sides of the supporting plate, of the L-shaped mounting plates; rail plates are fixedly connected to the upper end surface and the lower end surface of the partition board; a second through groove is formed in each rail plate; a concave sliding plate is arranged at the upper part of each L-shaped mounting plate; T-shaped sliding plates are in sliding connectionbetween the L-shaped mounting plates on two sides of the partition board; transmission teeth are arranged on the plate surfaces on one side close to the supporting plate, of the T-shaped sliding plates; a screw rod is rotatably connected to the baseplate between each supporting column and the supporting plate; and a transmission gear is fixedly connected to the lower end of each screw rod in a sleeving manner. Through the adoption of the auxiliary stretching exercising equipment for health rehabilitation disclosed by the invention, four limbs of a user can be comprehensively exercised in onetime, the exercising efficiency is high, limited exercising time is saved, the practicality is good, and the using range is wide.

The invention discloses a self-service power scooter. The self-service power scooter comprises a front wheel, a rear wheel, a scooter body and a direction control stick. The symmetrical positions of the two sides of the rear wheel are respectively provided with a one-way transmission gear assembly, the one-way transmission gear assemblies are meshed with sector gear plates, the sector gear plates are fixed to the scooter body through hinge pin bases and can rotate around the hinge pin bases, and return springs are arranged on the sector gear plates and beneficial to return after one-way transmission. The two sector gear plates and a pedal are welded into a firm whole, and return springs are arranged on the pedal and beneficial to return. The two sides of the one-way transmission gear assemblies are provided with end cover baffles, the end cover baffles are connected with the rear wheel into a whole through an axle, bearings are arranged at the two ends of the axle and connected with a frame into a whole to guarantee that the rear wheel is fixed and can flexibly rotate, the scooter is further provided with a braking vane, a braking vane hinge pin and a braking vane return spring, and return after braking is facilitated. Self-service power drive of the scooter is achieved, and remarkable practical value and market prospect are achieved.

The invention discloses an electric skate and a roller skate, wherein the electric skate consists of an electric running gear above a sole, a conducting wire battery connected with the electric running gear, an ice skate wheel below the sole, and a brake apparatus on the wheel. The electric skate comprises various skates and various roller skates. The electric running gear above the sole can drive the skate or the roller skate to move. The conducting wire battery connected with the electric running gear supplies electricity to the running gear on the skate and uses a conducting wire and the running gear of the skate to connect the brake apparatus arranged on the ice skate wheel below the sole.

The invention discloses a control method and device for assisting in walking recovery. By means of the control method, through the cooperation of leg joint training devices, a pedal device and an upper computer, the self-training effect can be achieved, and the treatment effect is improved; the control method is high in degree of intelligence, whole-process nursing is not needed in the use process, and the burden of nursing staff is reduced; in addition, through the control method, the movement of a patient can be sensed, corresponding assistance is provided according to the actual movement condition of the patient, the exercise intensity of the patient is reduced, and the occurrence of secondary injuries can be effectively avoided.

The invention provides a nephropathy rehabilitation exercise device, and relates to the technical field of medical rehabilitation instruments.The nephropathy rehabilitation exercise device comprises a human body auxiliary device and exercise equipment, the exercise equipment is installed on the front portion of the human body auxiliary device, and the human body auxiliary device comprises an auxiliary fixing framework, a supporting framework, a secondary pushing framework and a primary reciprocating type pushing framework; the auxiliary fixing framework is installed at the bottom of the human body auxiliary device. The mode that the auxiliary fixing framework, the supporting framework, the secondary pushing framework and the primary reciprocating pushing framework are used in a combined mode is adopted, a patient can control the overall operation power according to the physical condition of the patient so that the patients with different conditions can be helped to recover through different operation intensities, the application range is wide, and the rehabilitation effect is good. The overall operation difficulty is low, people of different age groups can use the device conveniently, compared with a traditional walking exercise mode, the safety degree is higher, the exercise quality is better, and the rehabilitation speed of the patient can be increased.

The embodiment of the invention discloses a discharge valve plate assembly used for an air-conditioning compressor and the compressor. The discharge valve plate assembly comprises a discharge valve plate and further comprises a display valve baffle, the head of which is spaced from the head of the discharge valve plate. The tail of the display valve baffle is connected with that of the discharge valve plate. The discharge valve plate assembly comprises an inductor which is arranged in the head of the valve plate baffle and used for monitoring the motion state of the discharge valve plate in a real-time mode and generating and outputting an induction signal according to the motion state such that an air conditioner can control and regulate operation parameters according to the induction signal. The discharge valve plate assembly is used for monitoring motion state of the discharge valve plate in a real-time mode such that an air conditioner can control and regulate operation parameters according to the motion state of the discharge valve plate so that real-time monitoring of the motion state of the discharge valve plate is achieved and effective protection of the discharge valve plate is achieved; and therefore fatigue failure of the discharge valve plate is prevented and performance and reliability of the compressor are improved.

The invention discloses a push-up auxiliary body builder. The body builder comprises an upper bracket, a lower bracket, connecting plates, body supporting tubes and an elastic device, wherein the lower ends of the connecting plates are fixedly connected with the lower bracket; the upper ends of the connecting plates are movably hinged with the upper bracket; the connecting plates are arranged on the two sides of the upper bracket and the lower bracket; the front end of the upper bracket is inclined upwards; one body supporting tube is transversely arranged at the front end of the upper bracket and can be attached to the chest or a position above the chest of a human body; the elastic device comprises a plurality of elastic elements; and the two ends of each elastic element can be repeatedly disassembled and assembled at the rear ends of the upper bracket and the lower bracket. The body supporting tubes support part of the body, so that push-up exercise intensity can be reduced, and a user can continuously do push-up; and the number of the elastic elements can be gradually increased in the continuous exercise process, so that resistance when the human body presses downwards is enhanced, the exercise intensity is enhanced, the aim of body building is fulfilled, and a perfect upper body is shaped.