Patents for G05D 16 - Control of fluid pressure (11,321) |
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07/30/1985 | US4531707 Pressure control valve for an open hydraulic circuit |
07/30/1985 | US4531706 Pressure operated control installation |
07/30/1985 | US4531540 Servocontrolled pressure limiting valve |
07/30/1985 | CA1191127A1 Actuator system with electric to pressure transducer |
07/24/1985 | EP0149010A2 Digital fluid pressure flow rate and position control system |
07/23/1985 | US4530395 Single zone HVAC controlled for operation in multiple zone arrangement |
07/23/1985 | US4530371 Control of fluid pressure circuits |
07/16/1985 | US4528813 Control system for hydrostatic power transmission |
07/10/1985 | EP0147589A2 Force actuated pressure control valve |
07/09/1985 | US4528251 Differential-pressure control device for a fuel cell |
07/09/1985 | US4527592 Flow control valve for hydraulic circuits |
07/09/1985 | US4527583 Electropneumatic transducer system |
07/09/1985 | US4527445 Automatic control system having manual control engagable at will |
07/04/1985 | WO1985002888A1 Method of and apparatus for controlling gas pressure |
07/02/1985 | US4526155 Pressure regulating system |
06/26/1985 | EP0146200A1 Multi-position relief valve |
06/25/1985 | US4524948 Electrically controlled pressure transducer valve |
06/25/1985 | CA1189424A1 Pressure modulating and reducing valve |
06/20/1985 | WO1985002695A1 Combination of a gas pressure regulator and a magnetic safety valve |
06/12/1985 | EP0143931A2 Aeration and air conditioning device for railway coaches |
06/11/1985 | US4522221 Timed flow control valve assembly |
06/04/1985 | US4520838 Valve for high pressure fluid container |
05/21/1985 | US4518316 Pressure sustaining apparatus |
05/14/1985 | US4516600 Pressure regulating valves |
05/14/1985 | US4516595 Gas pressure reducing regulator and adapter |
05/08/1985 | EP0140048A2 Electrically controlled pressure transducer valve |
05/07/1985 | US4515176 Solenoid operated pressure regulation |
05/02/1985 | EP0139149A2 Modulating pressure-actuated servo-overpressure valve |
04/30/1985 | US4513881 Temperature compensator for pressure regulator |
04/30/1985 | US4513775 Pressure regulator |
04/24/1985 | EP0137932A1 Pressure control system |
04/23/1985 | US4512358 Compact long-life by-pass and pressure unloader valve |
04/16/1985 | US4510962 Precise pressure regulator for a variable output pump |
04/09/1985 | US4510425 Control device for pump apparatus for vehicular use |
04/09/1985 | US4509547 Control system for an electro-pneumatic converter |
04/09/1985 | CA1185124A1 Method and apparatus for regulating fluid flows in parallel-connected conduits, e.g. in furnace installations having air pre-heaters and by-pass conduits |
04/03/1985 | EP0135751A1 Hydraulic device |
04/02/1985 | CA1184851A1 Pneumatic devices with noise dampening |
03/26/1985 | US4506690 Pressure regulator system |
03/20/1985 | EP0134486A1 Pneumatic stepping switch |
03/20/1985 | EP0134447A2 Valve for high pressure fluid container |
03/19/1985 | US4505296 Fuel pressure regulator |
03/14/1985 | WO1985001133A1 Electric signal to pressure signal transducer |
03/12/1985 | US4503883 Gas pressure regulator with under and over shut-off |
03/12/1985 | US4503875 Gas high-low pressure control apparatus |
03/05/1985 | CA1183512A1 Proportional solenoid valve |
02/28/1985 | WO1985000903A1 Timed flow control valve assembly |
02/26/1985 | US4501290 Pressure regulating mechanically and electrically operable shut off valves |
02/19/1985 | US4500322 Apparatus for regulation of gas feed for gas consumption |
02/19/1985 | US4500035 Expansion valve |
01/23/1985 | EP0131683A2 Relay valve |
01/22/1985 | US4494559 Negative pressure control apparatus |
01/22/1985 | CA1181318A1 Multi-stage pressure reducing system |
01/22/1985 | CA1181317A1 Bypass-type differential pressure regulator |
01/08/1985 | US4492526 Compressor drive system |
01/08/1985 | US4492246 Solid state current-to-pressure and current-to-motion transducer |
01/02/1985 | EP0129888A2 Air flow controlling apparatus |
01/01/1985 | US4491153 Pressure reducing valve |
01/01/1985 | US4491149 Pressure regulator with over-pressure safety shut-off feature |
12/27/1984 | CA1179883A Space static pressure control |
12/25/1984 | US4489758 Multiple function valve assembly |
12/25/1984 | US4489751 Pressure reducing regulator for oxygen service |
12/25/1984 | US4489749 Pressure regulating device for gaseous and liquid fluids |
12/25/1984 | US4489483 Method of making an electrical current input to a pneumatic signal output transducer construction |
12/19/1984 | EP0128740A1 Pressure regulator |
12/18/1984 | US4488574 Pressure control valve arrangement |
12/12/1984 | EP0127875A2 Servo valve |
12/12/1984 | EP0127717A1 Flow control device with integrated pressure detector |
12/11/1984 | US4487363 Bypass control system to maintain a constant air supply pressure in a HVAC duct system |
12/04/1984 | US4485729 Control of the atmosphere in an enclosure |
12/04/1984 | CA1178870A1 Gas pressure reducing regulator |
11/27/1984 | US4484695 Safety pressure reducing regulator |
11/27/1984 | CA1178500A1 Apparatus and method for pneumatically controlling a dynamic pressure wave device |
11/13/1984 | US4481967 Control circuit for current to pressure converter |
11/06/1984 | CA1177357A1 Fluid pressure regulating device |
10/23/1984 | US4478250 Pressure control valve |
10/17/1984 | EP0121796A2 Oxygen partial pressure controller for a pressure swing adsorption system |
10/16/1984 | US4476893 Hydraulic flow control valve |
10/16/1984 | US4476888 Overpressure valve |
10/16/1984 | CA1176349A1 Electro-pneumatic signal converter |
10/09/1984 | US4475568 Pressure reducing and regulating valve |
10/03/1984 | EP0120594A2 Electro-pneumatic transducer assemblies |
10/03/1984 | EP0120593A2 Electro-pneumatic control systems |
10/02/1984 | US4474207 Pressure regulator |
09/19/1984 | EP0119057A2 Dispenser malfunction detector |
09/19/1984 | EP0118967A1 Apparatus for controlling pressure in a chamber |
09/19/1984 | EP0118937A1 A pressure regulating system |
09/19/1984 | EP0118679A2 Oxygen partial pressure controller for a pressure swing adsorption system |
09/19/1984 | EP0040213B1 Control of the atmosphere in an enclosure |
09/18/1984 | US4471809 Hydraulic control apparatus with an adjustable throttle |
09/18/1984 | US4471802 Pressure regulator assembly with improved cartridge |
09/12/1984 | EP0073797B1 Method of determining an order value for a temperature or pressure regulator in a heat pump |
09/11/1984 | US4470426 Vacuum control valve |
09/11/1984 | CA1174335A1 Reciprocable pump with variable speed drive |
09/05/1984 | EP0117844A2 Pressure-regulating valve with electric control |
09/04/1984 | US4469120 Fluid pressure and signal controller |
09/04/1984 | US4469099 Pneumatic torniquet |
08/29/1984 | EP0117039A1 Relief valve assembly |
08/28/1984 | US4467828 Fluid regulator |
08/08/1984 | EP0114816A1 Solenoid operated pressure regulation. |