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JP2000186705A |
To provide an operating cylinder which is compact and can be easily operated. In this operating cylinder 1, a housing 3 which stores a first piston 4 having a piston rod 5 is provided, the first piston 4 is movable and is abutted against...
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JP2000186612A |
To prolong a span of service life in each individual cylinder of an internal combustion engine, making improvements in air supply and exhaust efficiency, and also to form the engine into being compact in size. A tetragon is used in a cyl...
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JP3059206B2 |
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JP3054425B2 |
A method of forming sliding surfaces, wherein a first plating layer with a relatively high level of hardness is formed by using a first plating liquid which is at a relatively low temperature; and a second plating layer with a hardness l...
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JP2000161488A |
To reduce number of items and basic length of a cylinder device which can be kept at a maximum contraction state.A flange 25a is integrated with a piston nut 25, while a flange 10b and a cutout are formed on an engagement member 10. In o...
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JP2000160318A |
To provide a manufacturing method of a heat insulation material favorable to ensure the heat insulation.A base material 1 provided with a surface 10 to be treated is used, and a first material layer (for example, a metal of low-melting p...
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JP3049605B2 |
To form an nonuniform layer structure in the process of forming a lamellar layer of coating, to improve its wearresistance and to reduce the production cost by using special aluminum-silicon thermal spraying powder generally free from co...
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JP2000145964A |
To conduct high frequency hardening only on a working surface to manufacture a steel part kept to a high hardness by using specified steel which has corrosion resistance, is excellent in cutting machinability and cold operability, and ca...
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JP2000143357A |
To form an intermediate layer for absorbing oxygen contained in materials between reinforcing fibers and silicon nitride so that delamination is not caused between the reinforcing fibers and the silicon nitride. This laminate type silico...
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JP2000136877A |
To miniaturize a cylinder for a stirling cycle engine and to manufacture it highly accurately. An heat absorbing fin 4A and a heat radiating fin 5A are provided inside a head part 1B side and inside an opening 1C side of a cylinder body ...
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JP3042288B2 |
PURPOSE: To improve the seal function of a cylinder head gasket by positioning a bead part to be abutted on a flange part, within the thickness of the wall part of a sleeve, on the under surface of a cylinder head gasket, and whereby gen...
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JP2000130584A |
To provide a cylinder which has its tool usuable as a portable unit and dispenses with complicated control members and heavy clamps therefor and which has a resilient means for returning an operation piston unit to a neutral position. A ...
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JP2000120872A |
To prevent foreign matters from invading into a body from an air vent by arranging an annular groove on an outside surface of a normal pressure chamber side of a cylinder body, communicating the annular groove with the normal pressure ch...
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JP2000120612A |
To provide an air cylinder controlling abnormal high speed operation of a cylinder rod mechanically at the time of operation start when a cylinder body exists under the atmospheric pressure.To a cylinder body 1a a pair of cylinder brakes...
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JP2000110942A |
To enhance the accuracy in the turn stopping operation and suppress the manufacturing costs.A piston 16 is installed inside a cylinder tube 15 arranged in the lower part of a housing 11, and a rod for driving 17 is supported on the pisto...
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JP2000110713A |
To provide an intermittently-discharging metering pump which has a simple structure and whose unit supply quantity (discharge quantity) setting is easily changed.A piston 4 is inserted into a cylinder 3, and a valve 20 for causing a cavi...
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JP2000094251A |
To provide a quick-grip cylinder which is the result of developing the assembling method of a capless quick-grip cylinder, is simple practically and of a low cost, and can lift up numerous loads in a reliable operation.In the manufacturi...
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JP2000092806A |
To provide a linear muscle cylinder which utilizes the force generated from an electromagnet. An electromagnet C is put in a cylinder 6 made of a weak- magnetic material. Then both ends of the cylinder 6 are sealed with electromagnets A ...
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JP2000085601A |
To detect erroneous insertion of an oil seal in an inspection process when the oil seal exists to be erroneously inserted in the power cylinder of a power steering device in the state of nonblocking of the port to a control valve. A pist...
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JP2000080901A |
To enable piston pressing force to be generated by an explosion of fuel so as to be convertible to the torque of a turning shaft at high efficiency. This reciprocating internal combustion engine is provided with such a structure that a p...
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JP2000081135A |
To enhance the wear resistance and coagulation resistance to contact sliding aluminum alloy in the piston groove of a piston ring by converging ridge lines formed by crossing adjacent surfaces of individual polyhedrons toward the upper s...
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JP2000074123A |
To secure the sealing performance even at a high pressure and reduce the sliding resistance. A seal member is installed between a cylinder 1 and a piston rod, and an oil sump space 25 is formed between a lip part 23 on the inside high pr...
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JP2000073852A |
To prevent the deterioration in casting property and workability and improve the wear resistance of only a necessary part by constituting a cylinder bore part so that the vicinity of the top dead center thereof is formed of a remelted hy...
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JP2000055101A |
To retrieve a working fluid without contaminating the surrounding area with splashing fluid when the fluid is drawn out of a hydraulic shock absorber to be disposed of. By holding members 8 and 9, the end of a cylinder part 1A of a hydra...
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JP2000055102A |
To easily extract a sealed working fluid by sticking a label for displaying a boring position for regulating a boring position at extracting time of an inside sealed working fluid to the outer wall surface of an outer shell in a shock ab...
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JP2000042669A |
To continuously and economically manufacture an opening cylinder in a single operation by continuously feeding a serrated wire to a body part, and welding it to the body part. A base wire 3 and a serrated wire 4 which are guided parallel...
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JP2000039044A |
To prevent oil-soiling of a periphery due to flying of working oil in a disposal hydraulic buffer and to recover without taking time and labor. A hydraulic buffer 1 is held in an inclining state in a casing 4 having an opening part 4a th...
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JP3007679B2 |
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JP2000018211A |
To reduce manufacturing costs, and to miniaturizing an actuator. A structure for blocking the end of a rodless cylinder has an end cap 14 and a sleeve 18. The end cap 14 is fitted in and inserted into the bore part 24 of a cylinder tube ...
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JP2000018089A |
To provide a combination between a cylinder liner and a piston for an internal combustion engine being excellent in wear and abrasion resistance, seizure resistance and heat resistance. This combination between a cylinder liner and a pis...
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JP2000018303A |
To attain compatibility between the steadiness under breaking and the gap absorbing performance at cornering (banking) with a simple structure. A front fork for motorcycle 4 is provided with a pair of inverted type tubes 42 (outer tube 4...
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JP2998919B2 |
PURPOSE: To provide a compact rotary actuator with good torque transmission efficiency and log life. CONSTITUTION: This rotary actuator 11 is provided with a hollow cylinder tube 20, a piston 17 which slides inside the cylinder tube 20, ...
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JP2996825B2 |
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JP2000009231A |
To provide a seal assembly that has a simple, low-cost, durable and efficient structure. The seal assembly comprises an annular insert structure 24 of a rigid material, and an annular seal member 26 of an elastic material joined to the i...
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JP2000001298A |
To provide an aerial work platform equipped with a pothole and/or obstacle detecting and avoiding system which can detect the pothole and/or the obstacle and avoid them. An aerial work platform including a pothole and/or an obstacle avoi...
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JP2994482B2 |
In the case of a cast, linerless single-cylinder or multi-cylinder block of aluminium alloy for internal-combustion engines, there are embedded in the aluminium matrix silicon grains which protrude beyond the cylinder slide way. In order...
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JPH11336714A |
To reduce man-hour required to mount a detector inside a fluid pressure cylinder without mounting the detector outside the fluid pressure cylinder. A wire winding part 19 is mounted on a detecting chamber 18 in a cylinder tube 12, and a ...
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JPH11336711A |
To prevent gradual failure of a cylinder so as to restrain cost increase and quality deterioration by measuring the surface temperature distribution of the cylinder to diagnose the gradual failure region and the state of the interior of ...
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JPH11325304A |
To enhance workability by eliminating work for rotating a cylinder member in the circumferential direction against a resistance due to friction of a cylinder and a piston, in mounting work for the cylinder member in a piston valve gear. ...
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JPH11314128A |
To manufacture a pipe having a longitudinal groove in an inner surface of an intermediate part in the longitudinal direction by a regular working method suitable for mass production, and in a small number of working processes. In a first...
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JPH11311513A |
To provide the anti-two-block device which includes the noncontact measuring instrument. Of the anti-two-block device, the noncontact measuring instrument 10 detects the distance from a boom nose 60 to a load support member 40 supported ...
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JP2970310B2 |
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JPH11291014A |
To prevent such trouble as the leakage of oil from drained cooling water at the time of cooling a hydraulic cylinder unit, to keep the quality of pressure oil good and to prevent the development of fur and rust in a cooling piping etc. A...
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JPH11286393A |
To generate an alarm signal by measuring the distance to the ground surface at a predetermined angle by a non-contact distance measuring device connected with a projecting member, and comparing the measured distance with the predetermine...
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JPH11270556A |
To prevent generation of the oil cavitation as much as possible even when the moving speed of a piston rod is high in a bearing to support the position rod of a shock absorber. An inner circumferential surface at an end part from an end ...
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JPH11264341A |
To avoid raising a temperature of a base material caused by thermal spraying heat, respectively prevent separation of a membrane, distortion of a bore, reduction of a base material, and the like which are caused by thermal spraying heat ...
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JPH11257492A |
To provide a smart telescopic cylinder to measure a distance using a non-contact type measuring device. In a smart telescopic cylinder 100, a non-contact type distance measuring device 105 is used to decide the position of a piston head ...
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JPH11247759A |
To easily insert a piston with piston ring into a bore by projecting a boss on a central portion of an end face of a cylinder block at a swash plate arranging side in a compressor which comprises the piston with piston ring linked with t...
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JPH11236852A |
To make the thickness of outer and inner layers uniform, to a strengthen the welded part, to increase the strength of the outer layer, and to improve wear resistance and slide characteristics of the inner layer of a large diesel engine l...
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JPH11230113A |
To provide fluid pressure cylinder which can be manufactured at a low cost, safe in strength, and can be increased in size by providing a piston end unit comprising a piston sealing member receiving seat integrated with a guide member in...
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