Patents for F16K 31 - Operating means; Releasing devices (69,292)
03/1978
03/28/1978US4080844 Manual control apparatus
03/21/1978US4079913 Modulating valve sub-assembly
03/21/1978US4079886 Double ported expansion valve
03/21/1978US4079753 Electrically responsive static-pressure regulating valve
03/14/1978US4078580 Multiway valve
03/14/1978US4078577 Pressure control valve and coupling
03/14/1978US4078440 Valve actuator
03/07/1978US4078196 Digital valve and pump control system
03/07/1978US4078183 Control devices of the relay type
03/07/1978US4077674 Linearly operative electric/fluid pressure valve device
03/07/1978US4077603 Infinitesimal gas flow regulator
03/07/1978US4077602 Actuating valve
03/07/1978US4077431 Servo-operated regulator valve
03/07/1978US4077425 Fluid flow control devices
03/07/1978US4077424 Liquid distributor valve assembly
02/1978
02/28/1978US4076210 Hydraulic valve
02/28/1978US4076209 Improved tap
02/28/1978US4076172 Temperature responsive valve assembly
02/28/1978US4076046 Fast acting two-way valve
02/28/1978US4076045 Solenoid operated valve
02/28/1978US4075928 Safety valve for fluid systems
02/28/1978US4075898 Scotch yoke
02/21/1978US4074700 Quick-acting valve assembly
02/21/1978US4074699 Fluid-assisted electromagnetic control device
02/21/1978US4074692 Pipeline break shutoff control
02/21/1978US4074542 Coupling
02/14/1978US4073472 Articulated disc valve
02/14/1978US4073465 Butterfly valve
02/14/1978US4073464 Cylinder valve for gas fire extinguishing system
02/14/1978US4073315 Valve assembly
02/14/1978US4073313 Valve apparatus
02/14/1978US4073135 Control valves for fluids
02/07/1978US4072164 Diaphragm operated float controlled valve
02/07/1978US4072159 Emergency valve incorporating thermal foamable plastic material
02/07/1978CA1025836A1 Closing assist for valves
01/1978
01/31/1978US4070928 Control valve for the working pressure of an automatic change-speed gear
01/24/1978US4070604 Stepper motor valve actuator
01/24/1978US4070002 Valve actuators
01/24/1978US4070000 Fluid operated valve
01/17/1978US4068820 Valve
01/10/1978US4067546 Operating device for winch control valves
01/10/1978US4067540 Segmented plug valve
01/03/1978US4066102 Hydraulic regulator
01/03/1978US4066101 Multiple way valve
01/03/1978US4066091 Pressure switching valve device
01/03/1978US4066090 Water cock with non-freezing valve
01/03/1978US4066006 Flow regulating system
01/03/1978US4065979 Traveling nut stop assembly
12/1977
12/27/1977US4065096 Solenoid-actuated valve
12/27/1977US4065095 Fluid level control valve
12/27/1977US4064907 Fill limiting filler valve unit
12/27/1977US4064904 Washerless cartridge valve for faucets
12/27/1977US4064900 Non-rise faucet assembly
12/20/1977US4063710 Reduction apparatus for opening and closing a valve
12/20/1977US4063707 Valve protective mechanism for power operated valves
12/20/1977US4063568 Valve
12/13/1977US4062730 Pseudomonas fluorescens
11/1977
11/29/1977US4060453 Nuclear reactor installation
11/29/1977US4060193 Thermally controlled valve
11/29/1977US4059960 Method and apparatus for testing the movability of valve plugs
11/15/1977US4058288 Scotch yoke
11/15/1977US4058287 Pilot-operated valve having constant closing rate
11/08/1977US4057216 Electromagnetic valve
11/08/1977US4056984 Valve operating mechanism
11/01/1977US4056255 Valve actuator
11/01/1977US4056126 Spool valve arrangement
11/01/1977US4056119 Solenoid valve
10/1977
10/25/1977US4055298 Thermally responsive by-pass valve device providing maximum flow area
10/18/1977US4054854 Valve operator
10/18/1977US4054260 Device for controlling the flow of fluids, particularly corrosive and polluting fluids
10/18/1977US4054156 Exhaust brake valve
10/18/1977US4054155 Hydraulic actuated control valve
10/11/1977US4053137 Electromechanically operated valve
10/11/1977US4052998 Three way cock for filter press plates
10/11/1977US4052997 Leak detection arrangement for valve having sealing means
10/04/1977US4052035 Remotely-controlled valve
10/04/1977US4051866 Valve positioning handle
10/04/1977US4051676 Hydraulic valve actuator
09/1977
09/27/1977US4050670 Variable force actuator
09/27/1977US4050477 Valve
09/20/1977US4050000 Motor-driven control device for a valve-actuating spindle
09/20/1977US4049018 Shut-off and regulator device for controllable mechanisms intended for installation in pipelines
09/13/1977US4047591 Air gun monitoring and synchronizing method and apparatus
09/06/1977US4046351 Solenoid fluid valves
09/06/1977US4046350 Power actuated valve
09/06/1977US4046157 Electrical control for inflating valve for containers for compressed liquefied or dissolved gas
08/1977
08/30/1977US4044996 Valve means
08/30/1977US4044849 Steering control apparatus for use in endless track type tractors and control valve for use therewith
08/30/1977US4044788 Diaphragm actuated valves
08/30/1977US4044739 Exhaust gas control valve
08/30/1977US4044631 Rotary actuator
08/23/1977US4043533 Auxiliary closing force for valves
08/23/1977US4043532 Valve with electrically operated actuator
08/23/1977US4043357 Filter fitting for heating installations
08/23/1977US4043353 Manually, pneumatically, or electrically operable drain valve device
08/23/1977US4043211 Apparatus for transmitting a command signal
08/16/1977US4041980 Control valve having two independently driven valves
08/16/1977US4041979 Control valve having independently driven valves
08/16/1977US4041976 Single lever control arrangement for actuating multiple valves
08/09/1977US4040600 Shut-off valve