Patents
Sitemap › F16 - Engineering elements or units; General measures for producing and maintaining effective functioning of machines or installations; Thermal insulation in general › F16K - Valves; Taps; Cocks; Actuating-floats; Devices for venting or aerating › F16K 31 - Operating means; Releasing devices
Patents for F16K 31 - Operating means; Releasing devices (69,292)
10/1978
10/10/1978CA1040053A1 Fluid-assisted electromagnetic control device
10/03/1978US4117858 Flapper type spout assembly
10/03/1978US4117856 Frostproof backflow preventer
09/1978
09/26/1978CA1039258A1 Swing valve
09/26/1978CA1039146A1 Control valve
09/19/1978US4114852 Miniature reed-type valve
09/19/1978US4114806 Thermostatically actuated regulator for a 4-lead air conditioning plant
09/19/1978US4114648 Double acting electromagnetic valve
09/19/1978US4114642 Water closet valve assembly
09/19/1978US4114641 Sewage relief valve
09/19/1978US4114474 Gear shaft assembly
09/19/1978US4114469 Valve actuator
09/19/1978US4114465 Modulating failsafe valve actuator using differential gearing
09/19/1978US4114397 Evaporator
09/12/1978US4114078 Mechanical torque limit for valve actuator
09/12/1978US4113174 Temperature controlled valve assembly
09/12/1978US4113063 Mechanical stored energy positioning actuator
09/12/1978US4112974 Reversing valve
09/12/1978US4112896 Temperature responsive device for internal combustion engines
09/12/1978CA1038260A1 Positive closure system for free floating disc valve
09/12/1978CA1038259A1 Diaphragm actuated valves
09/12/1978CA1038258A1 By-pass valve with pressure relief feature
09/05/1978US4111395 Butterfly valve
09/05/1978US4111230 Servo-controlled valve
09/05/1978US4111221 Low restriction, normally open valve construction having a deformable bladder
09/05/1978US4111070 Valve actuator and spring biasing cartridge
08/1978
08/29/1978US4109894 Pilot valve device for regulating the flow of a fluid
08/29/1978US4109726 Gas fire extinguishing system
08/29/1978US4109670 Combination check flow control and selector valve
08/29/1978CA1037454A2 High pressure diaphragm valves
08/29/1978CA1037343A1 Pressure control valve
08/22/1978US4108420 Adjustable gas flow control valve
08/22/1978US4108206 Hermetically sealed four-way valve
08/22/1978US4108202 Ball cock having vertically adjustable outlet tube
08/22/1978US4108050 Fluid-driven torsional operators for turning rotary valves and the like
08/15/1978US4106825 High pressure magnetic drive including magnetic thrust bearings
08/15/1978US4106748 Valve with two valve plates
08/15/1978US4106691 Valve arrangement for refrigeration plants
08/15/1978US4106675 Liquid sampling device
08/15/1978US4106170 Method of assembling a coupling
08/15/1978CA1036508A1 Automatic drain device for deliquescent gas dryers
08/08/1978US4105186 Flow control valve
08/08/1978US4105047 Valve apparatus
08/01/1978US4103864 Hydraulic positioner for valves
08/01/1978US4103863 Actuator for expanding gate valves
08/01/1978US4103709 Spout tube assembly
07/1978
07/25/1978US4102526 Solenoid valve
07/25/1978US4102128 Hand pump system for hydraulic motor
07/25/1978US4101989 Vandal-proof fixture handle
07/18/1978US4101174 Slurry control system
07/18/1978US4100939 Time cycle actuator
07/18/1978US4100932 Pipe burst safety device for natural gas pipe lines or the like
07/18/1978US4100928 Ball cock construction for controlling the level of liquids such as water in tanks
07/18/1978US4100816 Manual control apparatus
07/11/1978US4100519 Alignment means for a moveable pole-plunger assembly
07/11/1978US4099704 Vacuum valve apparatus
07/11/1978US4099702 Double handle self-locking mechanism for manual operation of a cock key
07/11/1978US4099701 Solenoid-controlled diaphragm valves
07/11/1978US4099551 Thermal-manual control valve
07/04/1978US4098487 Device for controlling oil injection to a screw compressor
07/04/1978US4098286 Hydraulic control valve assembly
06/1978
06/27/1978US4097786 Limit control apparatus
06/20/1978US4095614 Liquid level control system
06/13/1978US4094231 Rotary actuator and methods of fabrication
06/06/1978US4093180 Geared hand wheel for butterfly valves
06/06/1978US4093179 Power wrench
06/06/1978US4093177 Dashpot mechanism for self-closing plumbing valves
06/06/1978US4092994 Valves
06/06/1978US4092877 Selective mode handwheel valve operator
05/1978
05/30/1978US4091830 Method and apparatus for removing water from oil storage tank
05/23/1978US4091348 Solenoid device for electromagnetically operated valve
05/23/1978US4090589 Fail safe valve actuator
05/16/1978US4089619 Treadle-operated vacuum supply device
05/16/1978US4089505 Oscillating slide valve
05/16/1978US4089503 Electromechanically actuated valve
05/16/1978US4089461 Thermostatic radiator valve
05/16/1978US4089398 Automatic releasing lock
05/16/1978US4089343 Automatic flow control valve assembly
05/09/1978US4088975 Alternating current solenoids
05/09/1978US4088350 Plastic tubing connector
05/09/1978US4088149 Check valve structure for use in drains
05/02/1978US4087728 Adjustable stroke electric motor using stroke adjusting linkage means
05/02/1978US4087074 Spring return valve actuator
05/02/1978US4087073 Safety valve with a hydraulic actuator
04/1978
04/25/1978US4085952 Flexible stem valve
04/25/1978US4085921 Multiple-mode fluid-flow control valve arrangement
04/25/1978US4085769 Fluid distribution system
04/25/1978US4085624 Electrically driven actuator
04/18/1978US4084786 Valves
04/18/1978US4084618 Spool valve
04/18/1978US4084447 Valve actuator
04/11/1978US4084120 Stepper motor valve actuator control apparatus
04/11/1978US4083383 Faucet assembly
04/04/1978US4082247 Valve actuator
04/04/1978US4082116 Electromagnetic two-way valve
04/04/1978US4082115 Valve operator
04/04/1978US4082110 Water level control for toilet having vertical float
03/1978
03/28/1978US4081176 Valve for an oral evacuator system
03/28/1978US4081171 Self-cleaning filter assembly for solenoid-actuated valves
03/28/1978US4080985 Water level alarm apparatus
1 ... 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693