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Patent Searching and Data


Matches 951 - 1,000 out of 3,885

Document Document Title
JPH0842506A
PURPOSE: To provide an electropneumatic converter whose part items are small in number, which is excellent in assembling and a disposing space, can attain size reduction and carry out zero point adjustment with a high accuracy by coarse ...  
JPH0842277A
PURPOSE: To supply operating fluid to a hydraulic cylinder and to promote work efficiency by switching over a solenoid valve at optimum switching timing with a controller in accordance with detected value of a piston position of the hydr...  
JPH0842505A
PURPOSE: To lower the required processing accuracy for parts by maintaining a mechanical balance through the fulcrum of a beam in an electropneumatic converter with a simple structure for elimination of inclining characteristics due to a...  
JPH0811001B2  
JPH0810001B2  
JPH0825449A
PURPOSE: To eliminate trouble such that a resin is injected at high speed in an unprepared state even when power failure is generated. CONSTITUTION: In an injection molding machine equipped with a hydraulic cylinder having a double-rod t...  
JPH085393B2  
JPH0816252A
PURPOSE: To provide a hydraulic system whose response time is short and whose operation is stable. CONSTITUTION: The controller of a hydraulic sliding valve 1 is provided. The hydraulic valve 1 is operated by a motor and a pulling means ...  
JPH084055A
PURPOSE: To switch over the regeneration and non-regeneration of a regeneration valve according to the amount of operation without using pilot pressure. CONSTITUTION: When the amount of operation of an operation lever 23 in Y direction i...  
JPH084703A
PURPOSE: To secure a certain oil quantity even during a power failure, etc., so as to perform a specified function by constructing a liquid pressure servo device in such a manner that the neutral point of a control valve for outputting a...  
JPH084708A
PURPOSE: To surely prevent incursion of rain water, moisture, etc., from an exhaust port into a case and corrosion and reduction in functions of a mechanism and parts in the case so as to improve durability and reliability of an operator...  
JPH07122442B2  
JPH07117158B2  
JPH07117083B2  
JPH07117086B2  
JPH07317701A
PURPOSE: To enable motion to be changed at an optional point in a cylinder stroke by attaching electromagnetic sensors on a cylinder outer part, and feeding positional information of the cylinder back into a calculating device. CONSTITUT...  
JPH07112836B2  
JPH07113854B2  
JPH07310562A
PURPOSE: To enable inboard controlling pneumatic pressure to be utilized as a drive power source of a hydraulic cylinder so as to reduce the number of parts and decrease cost by supplying inboard controlling pneumatic pressure to a pneum...  
JPH07104243B2  
JPH0799161B2  
JPH0799164B2  
JPH0799163B2  
JPH0799162B2  
JPH07269505A
PURPOSE: To provide the electropneumatic positioner which has excellent responsiveness at the times of both an input rising and an input falling time, and also facilitates tuning. CONSTITUTION: The electropneumatic positioner is provided...  
JPH0795243B2  
JPH0792085B2  
JPH07259801A
PURPOSE: To provide an air servocylinder system which can realize excellent position precision, the speed precision of super slow speed drive and followability. CONSTITUTION: In the case of an air servocylinder system having a pneumatic ...  
JPH07259719A
PURPOSE: To obtain a speed change mechanism of a swash plate type hydraulic motor which can vary the rotational speed of a hydraulic motor during its rotation by means of swash plates having different inclination angles while adopting a ...  
JPH07509048A  
JPH0788841B2  
JPH0784884B2  
JP7084884B2  
JPH07236957A
PURPOSE: To carry out the extremely precise control by employing the feedforward compensation in addition to the feedback control, and providing the filter circuit to output the correction signal to cancel the natural frequency of the mo...  
JPH07236956A
PURPOSE: To execute high precision control by adapting feed forward compensation in addition to feed back control and providing a filter circuit to output the correcting signal to cancel the specific frequency of mold vibration system. C...  
JPH07233801A
PURPOSE: To provide excellent response characteristic even in the case where control deviation is small and a required flow rate is also small by deciding the number of servo valves driven corresponding to the flow rate. CONSTITUTION: A ...  
JPH0776561B2  
JPH0776576B2  
JPH07197905A
PURPOSE: To precisely control a fluid motor by means of a servo motor to be rotated on the basis of electric signals output from a controller. CONSTITUTION: A servo valve 11 operated by a transmission shaft 9 to be driven by a servo moto...  
JPH07190001A
PURPOSE: To improve maintainability and operability by making it possible to change the direction of the feedback shaft of a positioner. CONSTITUTION: A holder main body 441 is attached to a feedback shaft holder attaching surface 42 so ...  
JPH0768961B2  
JP7068961B2  
JPH0765655B2  
JPH07180701A
PURPOSE: To easily perform zero-span adjusting in an electropneumatic positioner which controls an opening of an adjusting valve corresponding to an input signal. CONSTITUTION: A position sensor 2 detects a lifting position corresponding...  
JPH0762611B2  
JPH0762360B2  
JP7062611B2  
JPH07167103A
PURPOSE: To decrease power consumption in an electric-pneumatic converter and also suppress compressed air consumption. CONSTITUTION: A coil 68a is excited by an ON-signal of pulse signals inputted to a balance part 30a, and magnet flux ...  
JPH0725442Y2  
JPH07144651A
PURPOSE: To provide a method and a device for conducting fine adjustment and post-adjustment to a power steering unit after completion of preassemblage. CONSTITUTION: A valve sleeve 11 is rotated about a common central axial line to an o...  

Matches 951 - 1,000 out of 3,885