36results about How to "Unhindered" patented technology

The invention provides a prompting method and device, an automatic driving vehicle and a storage medium, and belongs to the field of automatic driving. The method comprises the following steps: identifying a target vehicle belonging to a preset avoidance type in the current range; and executing a driving operation for avoiding the target vehicle. In the process of executing the driving operation,an output device of an automatic driving vehicle is used; and outputting prompt information of the target vehicle, other intelligent agents can know the existence of the target vehicle; the target vehicle is actively avoided, the driving operation of the automatic driving vehicle is understood better, the corresponding operation can be executed according to the driving operation of the automatic driving vehicle, the situation that the operation of other intelligent agents conflicts with the driving operation of the automatic driving vehicle is avoided as much as possible, the occurrence probability of traffic accidents can be reduced, and the safety is improved. Moreover, the automatic driving vehicle interacts with other intelligent agents actively, so that misunderstanding can be eliminated, risks can be reduced, traffic safety can be improved, and traffic accidents can be reduced.

The present invention relates to a parking lock that includes a pawl (20) that engages or disengages a parking lock wheel (10), and is placed on a link (50) in a lock a locking element (40) for preventing the parking lock from being disengaged, an engagement spring (80) for engaging the parking lock, and a hydraulically operable actuator for disengaging the parking lock (100), and an emergency unlocking device (170) for emergency unlocking the parking lock. A piston (120) of the actuator can be fixed in an endless state by an electromagnetically operable latching device (140) in a terminal position 'parking lock disengagement' or a terminal position 'parking lock jointed'. The invention further discloses: the piston (120) is hingedly coupled to a first disk (150) rotatably supported on theselection shaft (90). A second disk (160) connected to the selection shaft (90) in a rotationally fixed manner is hingedly connected to the connecting rod (50). The engagement spring (80) is clampedbetween the transmission housing and the second disc (160) and the emergency unlocking device (170) is coupled to the selector shaft (90) in a rotationally fixed manner. The first disk (150) mechanically interacts with the second disk (160) through the contact surface (153, 163) such that rotation of the second disk (160) caused by the emergency unlocking device (170) does not cause any rotation of the first disk (150).

The invention discloses a dental floss structure which includes a handle and a floss holder connected with the handle. The floss holder has two end poles connected by a floss, wherein the floss holder has a first bending part from a joint of the handle; a second bending part can be formed on the two end poles of the floss holder; when the floss holder is taken as a central base line, the bending directions of the first and the second bending parts are different. According to the invention, the distance between the handle and the floss is increased by the first and the second bending parts so as to allow users not to be influenced by mouth corners when holding the handle of the dental floss with hands for cleaning of rear tooth gaps; in addition, a brush can be connected with inner sides of two ends of the floss holder; a cleaning part is disposed at the periphery of the brush; during tooth cleaning, scraps and residues left in tooth gaps can be removed by the dental floss together with the cleaning part.

The invention relates to a quick-release zipper, which comprises a left zipper tape, a right zipper tape, an upper stopping assembly and a zipper slider, wherein the upper stopping assembly comprises left and right upper stopping pieces which are arranged at the left and the right, and the right upper stopping piece comprises a right upper stopping main body inserted into the zipper slider; the axial extension length of the right upper stopping main body is not less than the length of the zipper slider, and a bulge capable of preventing the zipper slider from separating is arranged at the top of the right upper stopping main body; an outer convex arc part is arranged on the side in the right upper stopping main body, and the highest point of the outer convex arc part is positioned at the middle or middle lower area of the inner side of the right upper stopping main body; the outer side of the right upper stopping main body extends to the top end direction from the tail end in a smooth way, and the left upper stopping piece comprises a left upper stopping main body which can be accommodated by the zipper slider; and the axial extension length of the left upper stopping main body accommodated by the zipper slider is less than the length of the zipper slider. The invention also discloses clothes using the quick-release zipper. The lower stopping assembly is positioned at the upper part of the clothes, and the upper stopping assembly is positioned at the lower part of the clothes. With the characteristics and advantages, the invention can be applied to the upper stopping assembly of the quick-release zipper and the clothes.

The invention provides a portable multi-parameter physical sign monitoring device. The portable multi-parameter physical sign monitoring device comprises a shell and a main support assembly, wherein the shell is provided with an installation cavity, and the main support assembly is arranged in the installation cavity. The main support assembly comprises a parameter board, a main support, a main control panel and a probe plate. The front side of the main support is connected with the main control panel. The rear side of the main support is connected with the parameter board. The right side or the left side of the main support is connected with the probe plate. The main control board is electrically connected with the parameter board through a connector. The parameter board is electrically connected with the probe plate through a connector. The portable multi-parameter physical sign monitoring device has the advantages that an air gap is enlarged, the creep distance is increased, the safety and the reliability are high, the anti-interference performance is high, cable connection is avoided, the occupied space is reduced, assembly is easy, air in the installation cavity of the shell can well flow, air flow is not hindered by cables, and the improvement on the heat dissipation performance is facilitated.

A moving device for an equipotential robot is disclosed in the invention, and comprises two walking wheels and a supporting frame, the walking wheels move on a power transmission wire, each walking wheel comprises a rolling wheel and an installing support, a driving motor is arranged on each installing support, a connecting rod is arranged on each driving motor, one end of each connecting rod is connected with the corresponding driving motor, the other end of the connecting rod is provided with a conductive wheel, the conductive wheel is located on the power transmission wire and makes contact with the power transmission wire, and the driving motor controls the connecting rod to rotate. The moving device has the advantage that the moving device can always keep equipotential with the power transmission wire when moving on the power transmission wire. The invention further provides the equipotential robot.

The present invention relates to a vegetation mat and a seedling raising structure using the same, and the invention comprises: a base member which is made of a bio-degradable material; a mat unit which is combined with an upper part of the base member by a coupling means such that a filling space is formed in the upper part of the base member, and has a cover member that is made of a bio-degradable material; and a vegetation member which is filled into the filling space, and has a bio-degradable speed adjustment member for adjusting the bio-degradable speed of the base member and the cover member. According to the present invention, since the vegetation mat and the seedling raising structure use the same bio-degradable speed adjustment member which adjusts the bio-degrading speed of the base member and the cover member inside of the mat, the growth of the vegetables that sprout and vegetate inside the mat are not obstructed by the mat.

A pressurized container with a vent assembly that reliably prevents resealing of a vented seal member is provided. In one embodiment, the vent assembly seals the end of a container that includes a first electrode, a second electrode, a separator located between the first and second electrodes and an electrolyte in contact with the electrodes and separator. The seal member includes at least two protrusions on the surface of the seal member. The protrusions define and maintain a gap between the cover and seal member after the seal member has ruptured thereby allowing pressure within the container to be reduced.

The invention discloses a variable-cutter-gap two-degree-of-freedom hydraulically-driven sugarcane cutting device. The sugarcane cutting device comprises feeding rollers, two groups of disc cutters, two groups of outer sleeves, two parallel fixing plates, a cutter mounting shaft and adjusting mechanisms. A cutter rotating shaft is mounted on each disc cutter, one end of each cutter rotating shaft is fixed to the corresponding disc cutter, and the other end of each cutter rotating shaft penetrates into a corresponding outer sleeve to be connected with a disc cutter motor. The cutter mounting shaft is parallel to the feeding rollers, and the adjusting mechanisms are used for adjusting a horizontal distance between the two disc cutters. The horizontal distance between the two disc cutters is changed through the adjusting mechanisms, and each adjusting mechanism comprises a screw motor, a moving block and a screw; a five-link mechanism is arranged at each of two ends of the cutter mounting shaft to play a role in lifting or descending of the disc cutters on the cutter mounting shaft. Compared with the prior art, the sugarcane cutting device have advantages of simple structure, cutting stability of the disc cutters, quickness and convenience in cutting and wide applicability.

The present disclosure discloses a parking method and a parking device for parking a vehicle into a parking slot beside a driving lane. According to the present disclosure, said vehicle stops when its rear portion reaches a first position on the driving lane wherein any vehicle behind the first position does not hinder said vehicle form parking into the parking slot, said vehicle detects the parking slot after receiving an automatic parking initial signal from a user of said vehicle, said vehicle plans a parking route based on the detecting result of the parking slot, and said vehicle automatically moves along the planned parking route and thus parks into the parking slot. According to the present disclosure, a vehicle can be easily parked into a parking slot beside a driving lane without being hindered by following vehicles.

The invention discloses a dental floss stick structure, which comprises a handle body and a dental floss holder connected with the handle body, and a dental floss is connected between two rods of the dental floss holder; There is a first bending part at the joint between them, and a second bending part can be formed on the poles at both ends of the dental floss holder. When the dental floss holder is the central base line, the first bending part and the second bending part The bending direction of the bending part is opposite, and the present invention increases the distance between the handle body and the dental floss through the first bending part and the second bending part, so as to provide the user with the handle body of the dental floss stick for rear teeth When cleaning the seams, it is not affected by the corners of the mouth; in addition, the inner sides of the two ends of the dental floss holder can also be connected with a brush body, and the periphery of the brush body is provided with a cleaning part, which can be retained in the teeth by the cleaning part when cleaning teeth. Clear out the debris and residue from the seam.

The invention discloses an aluminum template processing and friction-welding method. The aluminum template processing and friction-welding method comprises a bottom machine body and a metal base, wherein the bottom machine body is mounted and fixed at the upper-end position of the metal base; a dust blocker which consists of an arc-shaped blocking block, an inner protective rubber mat and an innergroove has very good dust blocking effect, and can block dust very well according to the shape of the arc-shaped blocking block, so that a display screen of a lower control panel is protected from being blocked by dust; a wire feeding machine body can be fixed very well through side fixers which consist of metal side plates, metal rotary shafts, oblique-angle metal plates, anti-sliding bumps andmetal springs; while the wire feeding machine body is fixedly placed between the side fixers, the oblique-angle metal plates rotate and drop in the metal side plates through the metal rotary shafts, so that the metal springs fix the wire feeding machine body through reverse elastic force; and the anti-sliding bumps at the outer sides of the oblique-angle metal plates have anti-sliding effect, so that fixing is firmer.

The invention provides a door type fixture for assisting in cross welding of a girder and a framework material. The fixture comprises door type lifting jaws, door type buckling jaws and wedge blocks,wherein each door type lifting jaw is provided with a folding hook; each door type buckling jaw is provided with a retaining arm; each door type lifting jaw is hinged to the corresponding door type buckling jaw; each folding jaw and the corresponding retaining arm form a clamping opening used for clamping the framework material; a limiting plate is arranged in a door opening formed by each pair ofdoor type lifting jaws and the door type buckling jaws; and each wedge block is inserted between the corresponding limiting plate and the girder. Based on the structure of the door type fixture for assisting in cross welding of the girder and the framework material, through the cooperation of the clamping openings and the wedge blocks, the gap between the girder and a surface plate is reduced andapproaches zero, the welding quality of the girder is improved, and the spot welding and diagonal bracing work is avoided; meanwhile, compared with the method in which a welding door type support device and a magnetic door type support device are adopted, the door type fixture has the advantages as follows: the installation and disassembly are simple and convenient, the connection is firm, the cost is lower, the welding efficiency is high, and the welding quality is good; besides, the fixture further has the advantages as follows: the safety is good, the labor intensity is low, the overall appearance is compact, the fixture can be used repeatedly for multiple times, the batch production is realized, the popularization is easy, and a high economics efficiency is achieved.

The invention relates to a self-sinking circular foundation pit excavation simulation device. Characterized in that it is characterized in that it comprises, the device comprises a model box filled with a soil body (7), the model box comprises a model box body (6), a steel rod (1), a bidirectional motor (2), a controller and a plurality of sinking control rings (4), the bidirectional motor (2) isconnected to a controller, the steel rod (1) is welded to the bottom of the model box body (6), the bidirectional motor (2) is in sliding connection with the steel rod (1), a soil cutting blade (3) isarranged on the bidirectional motor (2), a fixing hole (5) is formed in the sinking control ring (4), and the soil cutting blade (3) is placed in the fixing hole (5). Compared with the prior art, themethod has the advantages that the stability of the fixed motion trail is high, and the error influence is reduced.

The present invention provides a hand-push type sterilizer for public health of hospitals, and relates to the field of sterilizing devices. In the hand-push type sterilizer for public health of hospitals, an upper surface of a device body is fixedly connected with a disinfectant storage box, driving motors are fixedly connected with an inner bottom part close to both sides of the device body, output shafts of the driving motors are fixedly connected with rotating shafts, top parts of the rotating shafts are fixedly connected with rotating plates, a first pump body is fixedly connected with theinner bottom part of the device body and also located at one sides of the driving motors, the first pump body communicates with the disinfectant storage box through a first pipeline, sliding groovesare arranged in both inner side walls of the device body, and clamping grooves are arranged inside the sliding grooves. A reasonable moving mechanism design of the device enables the device to conductautomatic expanding and contraction when disinfection is conducted, thus disinfection of single large area during a disinfection process can be realized, efficiency of work is increased and labor strength is reduced.

A catalytic hydrogen / oxygen recombination unit (1) for batteries has a space (6) connected to the battery connection channel by an opening and to the atmosphere by an ignition suppressing element.

The invention discloses an adjustable rehabilitation bed for obstetrics and gynecology. There is a variable resistor, the left end of the connecting rod is provided with a metal ball, the lower end of the adjustment plate is provided with tooth rows, the outer side of the roller is connected with an elastic support, the right side of the gear is connected with a driving device, and the lower end of the rotating rod is connected with a The steel ball, the lower part of the rotating rod is provided with ring-shaped teeth, the metal ball is driven to slide on the variable resistor through the first drive shaft, the current of the circuit where the metal ball and the variable resistor are located changes, and the second drive shaft drives the push plate to move Moving, the rotating rod rotates in the guide groove, and the rotating rod drives the adjusting rod to move upwards. This structure enables the patient's legs to be adjusted at one time, thereby solving the problem that the existing obstetrics and gynecology rehabilitation bed is not convenient for doctors to review.

The present invention provides a crankshaft equipped with an oil filter 42 . By using an oil filter, foreign matter such as garbage can be separated well without increasing the size and weight of the crankshaft. On the crankshaft 10, the connecting rod 15 is connected to the crankpin 12 through the bearing 16, and an annular groove 39 is provided on the side surface 13Ra of the crankshaft counterweight 13R, and the annular groove 39 constitutes a channel for supplying lubricating oil to the bearing 16. An oil filter 42 is housed in the annular groove 39 as a part of the lubricating oil passage.

The invention discloses an inductive wire end cutting device, and relates to the technical field of inductive manufacturing equipment. The device comprises a base and a locating seat arranged on the base, wherein a plurality of guide blocks corresponding to an inductor on a bar are alternately arranged at the top of the locating seat, and a gap is formed in the top of a bar seat; one side of the locating seat is provided with the bar seat, and the other side of the locating seat is provided with a guide rail on the base, the guide rail is connected with a knife rest through a guide sleeve and the knife rest is provided with a blade mounting part protruding above the locating seat. Compared with the prior art, the inductive wire end cutting device is simple in structure, convenient to operate and high in production efficiency, the consistent length sizes of wires at the two ends of the inductor can be ensured, and the labor intensity of workers can be reduced at the same time.

A precession fluid turbine comprises a fluid reservoir (8) with an inlet fluid opening (3) and with an outlet fluid opening (4). In the fluid reservoir (8), between the inlet fluid opening (3) and theoutlet fluid opening (4), a stator nozzle (1) is arranged. In the stator nozzle (1), a bladeless rolling rotor (2) is arranged comprising of a body of a rotational shape with a shaft (9), the rollingrotor (2) being mounted on a holding device (6) enabling gyratory rolling of the rotor (2) on the inner wall of the stator nozzle (1). The rolling rotor (2) is interconnected with an electric currentgenerator (7) by means of a mechanism (5). In the fluid reservoir (8), over the rotor (2), an air chamber (10) is arranged that is open at its bottom end, the rotor (2) shaft (9) reaching into the said air chamber (10). The electric current generator (7), which is interconnected with the rotor (2) shaft (9) by means of the mechanism (5), is arranged in the air chamber (10).

The invention relates to a high-voltage component (18, 20, 22, 24, 26, 28) for arrangement in a high-voltage on-board electrical system (16) of a motor vehicle (10), comprising a housing (30) and a protective cover (32) which at least partially encloses the housing (30). The protective cover (32) comprises a textile surface texture with high tensile strength fibers. The protective cover (32) has afurther surface texture that is connected to the textile surface texture. The further surface structure has a thermoplastic material which can expand in a heated state. In the expanded and cooled state of the thermoplastic material, the shrinkage of the thermoplastic material is caused by applying heat to the thermoplastic material. The invention also relates to a motor vehicle (10) having at least one such high-voltage component (18, 20, 22, 24, 26, 28) and to a method for protecting a high-voltage component (18, 20, 22, 24, 26, 28).

The invention discloses an inductive wire end cutting device, and relates to the technical field of inductive manufacturing equipment. The device comprises a base and a locating seat arranged on the base, wherein a plurality of guide blocks corresponding to an inductor on a bar are alternately arranged at the top of the locating seat, and a gap is formed in the top of a bar seat; one side of the locating seat is provided with the bar seat, and the other side of the locating seat is provided with a guide rail on the base, the guide rail is connected with a knife rest through a guide sleeve and the knife rest is provided with a blade mounting part protruding above the locating seat. Compared with the prior art, the inductive wire end cutting device is simple in structure, convenient to operate and high in production efficiency, the consistent length sizes of wires at the two ends of the inductor can be ensured, and the labor intensity of workers can be reduced at the same time.

The invention relates to a lens cone mold. The lens cone mold comprises a female mold set, a male mold set matched with the female mold set and a push-out mechanism matched with the male mold set. Theabutted surface of a female mold sleeve plate and a male mold sleeve plate is defined as a first parting surface, and the abutted surface of the male mold sleeve plate and a male mold fixing plate isdefined as a second parting surface; a female mold cavity, a male mold cavity and a slide block group jointly define a product mold cavity; and the projection of a sub-runner on the first parting surface is overlapped with the projections of a locking block group and the slide block group on the first parting surface. The mold has the technical effects that when the mold is opened on the first parting surface, a product is left on one side of the male mold sleeve plate, the product is prevented from adhering to the female mold sleeve plate during mold opening; and when the mold is opened on the second parting surface, the sliding block group moves relative to the locking block group, so that the mold opening process is completed. The sub-runner can be arranged in a mold opening release direction of the slide block group and is not influenced by the mold opening release direction of the slide block group.

Disclosed is a fast release zip fastener (6) comprising: a left zip tape (4), a right zip tape (5), an upper stopping assembly (9) and a zip slider (1). The upper stopping assembly (9) comprises left and right upper stoppers (2, 3) provided on the left and right, wherein the right upper stopper (3) comprises a right upper stopping main body (31) capable of being inserted into the zip slider, and the right upper stopping main body (31) is such that the axial extension length thereof is no less than the length of the zip slider (1). The top of the right upper stopping main body (31) is provided with a protrusion (32) capable of blocking the zip slider from coming loose. A convex arc-shaped part (33) is provided on an inside edge (310) of the right upper stopping main body, the highest point of the convex arc-shaped part is located in a region of a mid-portion or a mid-lower portion inside the right upper stopping main body (31), and an outside edge (37) of the right upper stopping main body extends from a tail end (301) towards a top end (302) in a smooth shape. The left upper stopper (2) comprises a left upper stopping main body (21) capable of being received inside the zip slider (1), wherein the axial extension length of the left upper stopping main body (21) received inside the zip slider (1) is less than the length of the zip slider (1). Further disclosed is clothing (7) using the fast release zip fastener (6), wherein a lower stopping assembly (8) is located at the upper part of the clothing (7), and the upper stopping assembly (9) is located at the lower part of the clothing (7). Since the fast release zip fastener has the above-mentioned features and advantages, for this reason, these can be applied to the upper stopping assembly of a fast release zip fastener and in clothing.

The invention discloses an energy-saving and low-pollution geological core cutting machine. The energy-saving and low-pollution geological core cutting machine comprises a support, a moving device main body, a first motor, a cross rod, a dust collection device main body, a driving adjusting device main body, a cutting blade and an auxiliary device. According to the energy-saving and low-pollution geological core cutting machine, the auxiliary device is arranged below the cutting blade, an adjusting mechanism is arranged in the auxiliary device, the top of the adjusting mechanism is connected with a driving mechanism, the adjusting mechanism is driven by an independent motor, the driving mechanism can move back and forth or move forwards or backwards under driving, materials can be conveniently placed on the top of the driving mechanism through an external crane, stable feeding is facilitated, and materials are not hindered by a support; and contact mechanisms are arranged at the two ends of the top of the driving mechanism, the driving mechanism is driven by the motor to enable internal assemblies to be transmitted, so that the two ends of the materials are supported by the contact mechanisms, the situation that the other end inclines due to separation of one end in the cutting process is avoided, and the cutting efficiency and effect are improved.

The invention discloses an automobile seat sliding structure, and relates to the technical field of automobile seat sliding structures. The automobile seat sliding structure comprises two sliding bodies, two sliding assemblies, mounting brackets, a U-shaped pull rod and fixing assemblies, the two sliding bodies are parallel left and right, and the two sliding assemblies are located in the two sliding bodies respectively; the two mounting brackets are located below the two sliding bodies respectively, the U-shaped pull rod is located above the front faces of the two sliding bodies, the two fixing assemblies are symmetrically welded to the lower portions of the outer walls of the left sides and the right sides of the sliding bodies, and the tail ends of the fixing assemblies are parallel tothe left sides and the right sides above the mounting brackets. The structure has the beneficial effects of ensuring the smooth surfaces of the sliding bodies and the sliding assemblies, reducing thegap, preventing sundries from falling into the rail, increasing the contact area between the sliding assemblies and the sliding bodies, improving the stability of the sliding assemblies and the sliding bodies, realizing the rotary adjustment of the seat, being simple and convenient to operate and avoiding the cost increase caused by refitting.

The invention discloses a multi-section adjustable traction bed, and belongs to the technical field of medical equipment. The traction bed comprises two parts, namely a traction physiotherapy device and a traction table, wherein a neuromuscular feedback function is added to the traction physiotherapy device; a therapist also can remind a patient of correctly adjusting and controlling the tension degree of the body by observing the change of a surface electromyogram signal in real time besides verbal communication with the patient, and can guide the patient to fully relax skeletal muscle before traction treatment, so that separation between vertebral bodies is further increased, and the traction effect is more obvious. A pelvic tilt part is arranged, so that asymmetry of the pelvis is solved. The angle parts of the arm and the chest are respectively adjusted in the traction table, so as to maintain a spine in the neutral position. A head support pad can be lifted to 35 degrees, so that the head support pad can more easily approach to thoracic vertebra and cervical vertebra. The head is in a comfortable position all the time when the patient lies in a prostrate or supine mode by the head support pad. A plurality of support sections are arranged on the traction table, so that the angle can be adjusted, and adjuvant therapy of manipulation cheirapsis also can be carried out when the patient is pulled.

The invention belongs to the technical field of medical equipment or auxiliary instruments, and particularly relates to a detachable non-insertion type urine collector for women. The urine collector comprises a soft rubber shell, an elastic water absorption body arranged on the inner side of the soft rubber shell, and a urine suction tube which extends into the soft rubber shell from one end of the soft rubber shell and is connected to external adsorption equipment; the upper end of the soft rubber shell expands to form an expansion part, and the lower end of the soft rubber shell is closed toform a water storage part; the urine suction tube extends into a mounting hole and extends downwards to the water storage part along a catheter groove; and the elastic water absorption body is strip-shaped and is arranged in a hollow part of the soft rubber shell. Occupied space of the soft rubber shell by the urine suction tube is compressed, so that the overall size of the elastic water absorption body can be enlarged, a better adsorption retention effect is achieved, influences of vibration and the like of the urine suction tube on the water absorption body are restrained, and the leakageprobability is reduced; and the better application absorption area and the larger volume ratio can be obtained, the comfort degree of a patient is improved, the single-time containing capacity of theurine collector is increased, the tool using time is prolonged, and the using cost is reduced.

A precessing fluid turbine comprising a fluid reservoir (8) having an inlet fluid opening (3) and an outlet fluid opening (4). The stator nozzle (1) is arranged in a fluid reservoir (8) between an inlet fluid opening (3) and an outlet fluid opening (4). In the stator nozzle (1) is arranged a bladeless rolling rotor (2) comprising a revolving body with a shaft (9) mounted on a holding device (6) and able to swivel on the inner wall of the stator nozzle (1) scroll. The rolling rotor (2) is interconnected with a current generator (7) by means of a mechanism (5). In the fluid reservoir (8), an air chamber (10) is arranged above the rolling rotor (2), which is open at the bottom end, into which the shaft (9) of the rolling rotor (2) protrudes ( 10). A current generator (7) interconnected with the shaft (9) of the rolling rotor (2) by means of a mechanism (5) is arranged in the air chamber (10).