64results about How to "Eliminate excess" patented technology

A surgical clamp includes a first member having a first handle, a first jaw, and a first pivot point intermediate the first handle and the first jaw; a second handle member having a second handle, a second jaw, and a second pivot point intermediate the second handle and the second jaw. The second handle member is pivotally connected to the first handle member at their respective pivot points. The first jaw and the second jaw cooperate to define a clamping element and a cutting element.

In an infusion apparatus, an infusion line (4) connects a container (2) of an infusion fluid to an extracorporeal blood circuit (23). A first valve (6) closes the infusion line downstream of an infusion pump (5). An expansion chamber (9), provided with a pressure sensor (10), is arranged between the infusion pump and the first valve. A second valve (8) closes a vent line (7) of the expansion chamber. The processor closes the first valve when the container is emptied. After replacement with a new and full container, the processor restarts the pump and selectively opens the first valve or the second valve according to the increase in pressure measured in the expansion chamber.

A closure assembly and rupturable vent seal adapted for use in an electrochemical battery cell is disclosed. The vent seal includes a series of peripheral projections that can be folded to insure proper sealing of the vent without wrinkles or overlapping folded portions. Methods of accomplishing the invention are also contemplated.

A bottle cap is disclosed which can be formed from a minimized number parts with a reduced cost. A bottom lid is molded integrally at a lower end of an inner tubular portion of a cap body with a cut formed therebetween and has unsealing projections formed in a projecting manner thereon. When the cap body is turned in a sealing direction to insert the inner tubular portion into a mouth of a bottle, the unsealing projections are closed by the bottle mouth and are engaged with a throat portion in the bottle when it passes the throat portion. Then, when the cap body is turned in an unsealing direction to pull out the inner tubular portion from the bottle mouth, the unsealing projections are blocked from upward movement by the throat portion, whereupon the bottom lid is separated at the cut from the lower end of the inner tubular portion and raw material in the inner tubular portion is discharged into the bottle.

An electrostatic room air cleaner includes a housing having a given profile and a plurality of electrostatic precipitation collector units arrayed in the housing with a common fan to circulate room air through the plurality of electrostatic precipitation collector units simultaneously. A total clean air delivery rate is delivered that is determined as the arithmetic sum of the clean air delivery rates of the plurality of electrostatic precipitation collector units arrayed in the housing of given profile. The greater the number of units arrayed, the smaller may be their size, and the easier they are to handle, maintain and replace.

An adjustable torque limiter that can be coupled between a high speed driver and the socket that rotates a mechanical fastener. When a preset torque level is reached, the torque limiter disengages the rotational drive force from the bit. The adjustability of the torque limitation is accomplished by varying the amount of spring force by which a thrust plate (coupled to the high speed driver) is forced against a set of steel balls residing in slots of a radial torque plate and in a set of paths formed in a concavity of an upper torque body (coupled to the driven socket engaging stud). When a certain preset torque is transmitted from the driver to the socket, the steel balls traverse outward along the separate arced ramp radial paths therein the upper torque body until the balls enter an annular race that allows the thrust plate to go into a disengaged or free wheel mode from the upper torque body.

Systems and methods are provided for classifying an input feature vector, representing a vehicle occupant, into one of a plurality of occupant classes. A database (106) contains a plurality of feature vectors in a multidimensional feature space. Each feature vector has an associated class from the plurality of output classes. A data pruner (108) eliminates redundant feature vectors from the database. A data modeler (109) constructs an instance-based, non-parametric classification model (110) in the multidimensional feature space from the plurality of feature vectors. A class discriminator (112) selects an occupant class from the plurality of occupant classes according to the constructed classification model.

A method for analyzing and optimizing programs that operate on a data structure where the state of the data structure must be valid at certain program points. The program is represented as a control-flow graph. The method decomposes the state of the data structure into components, and applies partial redundancy elimination to place instructions that set the state of the data structure, with a variation that permits speculative placement. Application extends to manipulating a stack that keeps track of what to do should an exception arise during execution. In this context, a control-flow representation of contingencies is converted into placement of instructions that manipulate the stack.

In an infusion apparatus, an infusion line (4) connects a container (2) of an infusion fluid to an extracorporeal blood circuit (23). A first valve (6) closes the infusion line downstream of an infusion pump (5). An expansion chamber (9), provided with a pressure sensor (10), is arranged between the infusion pump and the first valve. A second valve (8) closes a vent line (7) of the expansion chamber. The processor closes the first valve when the container is emptied. After replacement with a new and full container, the processor restarts the pump and selectively opens the first valve or the second valve according to the increase in pressure measured in the expansion chamber.

The present disclosure relates to a method for synthesizing ergothioneine or one of the derivatives thereof of following formula (I):or a physiologically acceptable salt, a tautomer, a stereoisomer or a mixture of stereoisomers in all proportions thereof,from a compound of betaine type of following formula (II):or a physiologically acceptable salt, a tautomer, a stereoisomer or a mixture of stereoisomers in all proportions thereof,by cleavage reaction in the presence of a thiol, at a temperature above or equal to 60° C.The present disclosure also relates to compounds of formula (II) and the method of synthesis thereof.

A high shear rotating disc filter having a hollow interior and constructed of a porous material such as sintered metal or ceramic with finely structured openings. The disc is mounted and secured onto a hollow shaft. The hollow shaft is connected to a vacuum source, external to the filter, that allows for the passage of the filtrate to a receiver. There are elongated slots in the wall of the shaft which provide the passage of filtrate from the disc. The shaft provides rotational force for the discs.

The invention provides a method for detecting software features on the basis of a system requirement model. The system requirement model consists of the viewpoint behavior model of all the viewpoints in a system; the viewpoint behavior model consists of all the scene behavior models in the viewpoint; the scene behavior models are formed by combining all the effective behaviors in the scene according to the relations among the behaviors; and the method is characterized by checking the consistency in the viewpoints of the system requirement model and verifying the effectiveness of the behaviors thereof, more particularly, the consistency in the viewpoints of the system requirement model is checked by converting the behavior model expression of the viewpoint behavior model into the expression of a dynamic operation semantic model and judging whether the viewpoint behavior models of two viewpoints are equivalent by observation, and the verification of the effectiveness of the behavior is achieved by converting the system requirement model into an equivalent dynamic operation semantic model, expressing the software features related to the effectiveness of the behavior as the sequential logic formula and carrying out the automatic detection according to the dynamic operation semantic model and the sequential logic formula to obtain the verification result of the effectiveness of the behavior.

A digital audio signal amplifier and a digital audio signal amplifying method provide safety and power efficiency by integrating a switching mode power supply and a digital audio amplifier into an apparatus. The digital audio amplifier includes a pulse modulation unit generate a pulse modulated audio signal by pulse-modulating an input audio signal, a switching unit to switch a DC voltage based on the pulse modulated audio signal, an insulation transformer to transform the output of the switching unit and to output the result of the transforming, and a low-pass filter to obtain an audio signal corresponding to the input audio signal by low-pass filtering the output of the insulation transformer, and to output the output audio signal. By integrating a switching mode power supply and a digital audio amplifier into an apparatus, the digital audio amplifier satisfies the insulation requirement and at the same time increases power efficiency.

An adjustable torque limiter that can be coupled between a high speed driver and the socket that rotates a mechanical fastener. When a preset torque level is reached, the torque limiter disengages the rotational drive force from the bit. The adjustability of the torque limitation is accomplished by varying the amount of spring force by which a thrust plate (coupled to the high speed driver) is forced against a set of steel balls residing in slots of a radial torque plate and in a set of paths formed in a concavity of an upper torque body (coupled to the driven socket engaging stud). When a certain preset torque is transmitted from the driver to the socket, the steel balls traverse outward along the separate arced ramp radial paths therein the upper torque body until the balls enter an annular race that allows the thrust plate to go into a disengaged or free wheel mode from the upper torque body.

A method is provided for manufacturing a piezoelectric / electrostrictive element that includes a piezoelectric / electrostrictive body containing an alkali metal or alkaline-earth metal and that exhibits stable electrical characteristics without variation. The method includes the step of firing the piezoelectric / electrostrictive body and the step of washing a piezoelectric / electrostrictive element including the piezoelectric / electrostrictive body with an acidic solution or pure water. The step of washing is performed at least once after the step of firing.

The plant (60) includes at least one fuel cell (10, 62) having a wetproofed anode support (20) and a cathode support (24) for directing reactant streams adjacent catalysts (14, 16). A porous anode cooler plate (26) has its fuel channels (28A, 28B, 28C, 28D) secured adjacent the anode support (20). A porous cathode water management plate (38) has its oxidant channels (40A, 40B, 40C, 40D) secured adjacent the cathode support (24). A direct antifreeze solution passes only through coolant channels (32A, 32B, 32C, 32D) of the anode cooler plate (26) so the solution cannot poison the catalysts (14, 16), while fuel cell product water flows passively through the water management plate (38) and water management channels (44A, 44B, 44C, 44D) defined in the plate (38) to humidify reactant streams and be discharged from the fuel cell (62).

Provided is a coal mine gas prevention method for eliminating coal mine gas explosion, burst and exceeding by injecting nitrogen from the ground to discharge and mine coal bed gas. The method comprises the steps that wells are drilled from the ground, the high pressure nitrogen is injected into one or more coal beds from the multiple nitrogen injection wells, desorbing of the coal bed gas is reinforced, the desorbed gas is driven to be transported to the production wells from the nitrogen injection wells, the gas or mixed gas of the gas and the nitrogen is obtained from the multiple production wells, the coal bed gas content is decreased, the risks of coal mine gas explosion, burst and exceeding are eliminated, the utilization rate of the coal mine gas is increased, the gas discharged to the atmosphere during coal mine mining is reduced, and the atmosphere environment is protected. By adoption of the method, the coal bed gas content can be effectively decreased to be lower than the residual gas content set according to the coal mining safety requirements, and the gas produced by the production wells through the method can be fully utilized basically.

A head assembly is provided with a mounting surface, and an integrated circuit chip which is mounted on the mounting surface and processes signals. The integrated circuit chip is covered by a layer which prevents generation of foreign particles from the integrated circuit chip by the provision of the layer.

The present invention refers to a dual seed metering device for seeds, grain or other granulate materials, powered by direct drive. More specifically, the present invention refers to a dual seed metering device for sowing machines, driven by a single electric motor of the annular type, with a hollow shaft, which comprises two chambers or seed reservoirs, each being loaded with seeds of different types, the device being capable of selectively sowing seeds from one reservoir or the other, wherein selection of the type of seed is instantaneous and does not require stopping the equipment nor require manual mechanical adjustments.

A hydraulic system for driving a vibratory mechanism of a compaction roller includes at least one hydraulic motor connectable to a vibratory mechanism and a first hydraulic pump fluidly connected to the at least one hydraulic motor and arranged for supplying pressurised hydraulic fluid to the at least one hydraulic motor. The hydraulic system further includes a second hydraulic pump fluidly connected to the at least one hydraulic motor and arranged for supplying pressurised hydraulic fluid to the at least one hydraulic motor. A corresponding method for controlling a vibratory mechanism of a compaction roller is also provided.

The plant (60) includes at least one fuel cell (10, 62) having a wetproofed anode support (20) and a cathode support (24) for directing reactant streams adjacent catalysts (14, 16). A porous anode cooler plate (26) has its fuel channels (28A, 28B, 28C, 28D) secured adjacent the anode support (20). A porous cathode water management plate (38) has its oxidant channels (40A, 40B, 40C, 40D) secured adjacent the cathode support (24). A direct antifreeze solution passes only through coolant channels (32A, 32B, 32C, 32D) of the anode cooler plate (26) so the solution cannot poison the catalysts (14, 16), while fuel cell product water flows passively through the water management plate (38) and water management channels (44A, 44B, 44C, 44D) defined in the plate (38) to humidify reactant streams and be discharged from the fuel cell (62).

A new method for encoding genomic data that reduces storage footprint by two orders of magnitude while preserving acceptable quality data.

A brake element for use in applying a frictional braking force to a rotating brake rotor includes a backing plate and a pad of friction material mounted on the backing plate. The backing plate is formed with an integral wear sensor portion in the form of a punched tab feature that is bent out of the mounting plate. A tip end of the wear sensor resides below the level of the outer braking surface of the pad. When the pad wears to the point where the sensor tip is exposed, it rubs on the rotor and generates an audible signal.

A webbing retractor is provided that enables elimination of the part of a webbing belt left in the spool in an entirely pulled-out state of a webbing belt. A space portion is formed in a notched shape in an ALR switch lever. A cam projection of a cam plate that presses the ALR switch lever and changes it to the engaging direction side to a spool enters into the inside of the space portion and, thereby, the cam projection can rotate to an advanced position at the cam pull-out direction side with respect its contact position with the ALR switch lever, whereby the webbing belt can be pulled out entirely.

An exhaust treatment system includes an exhaust dust removal system and an exhaust ozone purification system. The exhaust dust removal system has a dust removal system inlet, a dust removal system outlet, and an electric field device (1021). The exhaust ozone purification system includes a reaction field (202) for mixing an ozone stream with an exhaust stream for a reaction. The exhaust treatment system is able to effectively remove particulate matters from the exhaust, improving the purifying treatment effect on the exhaust.

The invention discloses a digital factory intelligent platform. The intelligent platform comprises a data source layer, a data acquisition layer, a data analysis layer, a communication layer and a background management layer, the data source layer comprises a plurality of data source systems; the data acquisition layer comprises a data acquisition server; the data analysis layer comprises a data analysis unit; the input end of the data acquisition layer is connected with the data source layer; the output end is connected with the data analysis layer; the platform has the advantages that the system is simple in principle and high in intelligent degree, reasonable production plans and maintenance plans can be formulated, failure of equipment and products due to faults can be prevented, the operation and maintenance cost can be effectively reduced, the production efficiency can be improved, the product quality can be guaranteed, and the market comprehensive competitiveness can be improved.