| Patents for H01H 35 - Switches operated by change of a physical condition (7,690) |
|---|
| 03/03/1981 | US4254311 Liquid level control |
| 02/17/1981 | CA1096000A1 Internal disconnect electrical device |
| 02/10/1981 | US4250361 Pressure actuated switch with actuator having contact-actuating rib between piston and spring-guide portions |
| 02/10/1981 | US4250360 Device to automatically activate or deactivate control means |
| 02/10/1981 | US4250359 Speed sensor switch |
| 02/05/1981 | WO1981000325A1 Inertia switch device |
| 02/03/1981 | US4249048 Pressure switch |
| 02/03/1981 | US4249046 Inertia sensor switch |
| 01/27/1981 | US4247260 Pressure regulated water supply system |
| 01/27/1981 | CA1094674A1 Plug-in pressure switch |
| 01/20/1981 | CA1094193A1 Vehicle upset warning device |
| 01/13/1981 | CA1093620A1 Load-controlled switching device for motor vehicle step |
| 01/07/1981 | EP0021434A1 Overspeed protective apparatus for a portable tool |
| 01/07/1981 | EP0021195A1 Device for actuating a switch as a function of the rotation angle of a shaft |
| 01/07/1981 | EP0020809A1 Pressure-responsive switch to be used in tyre pressure warning devices |
| 01/07/1981 | EP0020692A1 Temperature compensated fill valve/pressure switch |
| 01/06/1981 | US4243858 Snap disc operated pressure switch |
| 01/06/1981 | US4243857 Control device |
| 01/06/1981 | US4243374 Fluid flow sensing switch device and method of making the same |
| 12/30/1980 | US4242607 Centrifugal actuator for motor starting switch |
| 12/30/1980 | US4242083 Fluid flow sensing switch device |
| 12/30/1980 | US4242082 Fluid flow sensing switch device |
| 12/16/1980 | US4240001 Motor starting switch |
| 12/16/1980 | US4239979 Membrane contactor |
| 12/16/1980 | US4239457 Remote reset |
| 12/16/1980 | CA1091469A1 Vibration sensing device |
| 12/09/1980 | US4238652 Switch system for indicating changes in liquid level |
| 12/09/1980 | US4238651 Snap action fluid pressure switch |
| 12/02/1980 | US4237354 Pressure change responsive device |
| 11/25/1980 | CA1090242A1 Combination tire pressure monitoring switch and inflation valve |
| 11/11/1980 | US4233597 Device indicating a state due to the pressure modification |
| 11/04/1980 | CA1089053A1 Pressure change responsive sensor and related vacuum operable switch assembly |
| 10/29/1980 | EP0018209A2 Pressure-responsive surgical tool assembly |
| 10/21/1980 | CA1088177A1 Burglar alarm |
| 10/15/1980 | EP0017572A1 Electrical switch operating as a function of the temperature |
| 10/15/1980 | EP0017453A1 Washing appliance and liquid level sensing means therefor |
| 10/15/1980 | EP0016780A1 Calibration mechanism for a pressure switch |
| 10/14/1980 | CA1087706A1 Locking sensor for seat belt retractor |
| 10/07/1980 | US4227188 Intrusion alarm control system |
| 10/07/1980 | CA1087272A1 Pressure switch mechanism and cam stop arrangement therefor |
| 10/01/1980 | EP0016519A1 Pressure actuated switch |
| 10/01/1980 | EP0015965A1 Device for controlling the closure of folding doors. |
| 09/30/1980 | US4225748 Switching device, especially for electronic contactless switches, e.g. proximity switches |
| 09/29/1980 | EP0016780A4 Calibration mechanism for a pressure switch. |
| 09/23/1980 | US4224542 Small-sized motor with centrifugal governor switch |
| 09/23/1980 | CA1086402A1 Vertical float switch |
| 09/23/1980 | CA1086160A1 Vacuum timing system |
| 09/16/1980 | US4223217 Fiber optic electric switch |
| 09/16/1980 | US4223190 Mercury float switch |
| 09/16/1980 | CA1085944A1 Shock and vibration sensitive switch |
| 09/09/1980 | US4221940 Sensor |
| 09/02/1980 | US4220836 Pressure responsive control unit employing snap action diaphragm |
| 09/02/1980 | CA1084970A1 Pressostat comprising two coaxial bellows forming an operating and monitoring pressure chambers |
| 08/26/1980 | US4219710 Pressure change responsive sensor and related vacuum operable switch assembly |
| 08/26/1980 | US4219708 Shockswitch |
| 08/21/1980 | WO1980001735A1 Switch mechanism with independent toggle actuators |
| 08/19/1980 | US4218681 Hand-held transmitter for transmitting different signals |
| 08/12/1980 | US4217471 Fluidic actuator for a switching device |
| 08/12/1980 | CA1083632A1 Inflator for safety air bag in an automotive vehicle |
| 08/06/1980 | EP0013779A1 Vehicle safety circuit breaker |
| 08/05/1980 | US4216469 Alarm system for detecting changes in load on terrain |
| 08/05/1980 | CA1083206A1 Magnetically operated switch with cantilever mounted coil spring contact arm |
| 07/29/1980 | US4215254 Pressure switch with resiliently mounted contact |
| 07/22/1980 | US4214137 Pressure switch with snap element |
| 07/15/1980 | US4212591 Pressure control for pumps |
| 07/15/1980 | US4212589 Device for producing an artificial blood circulation |
| 07/15/1980 | US4212208 Vibration detector incorporating two or more seismic elements |
| 07/10/1980 | WO1980001435A1 Temperature compensated fill valve/pressure switch |
| 07/09/1980 | EP0012749A1 An inertia switch device. |
| 07/08/1980 | US4212004 Pressure drop detectors |
| 07/08/1980 | US4211966 Level control sensor switch mechanism |
| 07/08/1980 | US4211935 Electronic pressure switch |
| 07/08/1980 | US4211923 Fluid tight ultrasonically welded photoelectric device |
| 07/08/1980 | US4211901 Pressure sensing switch with conductive deflectable diaphragm |
| 07/01/1980 | US4210789 Impact detecting switch |
| 06/17/1980 | US4208559 Switch actuating device and method of assembling |
| 06/17/1980 | CA1079768A1 Air bag device for cars |
| 06/10/1980 | US4207562 Apparatus for determining optimum hay baling conditions |
| 06/10/1980 | US4206780 Pressure operated water level control device and temperature responsive unit therefor or the like |
| 05/27/1980 | US4205245 Centrifugal actuator for electric motor starting switch |
| 05/27/1980 | US4204703 Device for starting air bag devices |
| 05/20/1980 | US4203616 Air bag device for cars |
| 05/20/1980 | US4203280 Touch sensitive device for a timepiece |
| 05/14/1980 | EP0010729A1 Pressure responsive switch |
| 05/13/1980 | US4203015 Roller bank sensor contact system |
| 05/13/1980 | CA1077598A1 Gravity actuated light socket and switch means |
| 05/06/1980 | US4201898 Inertia switches |
| 05/06/1980 | CA1077152A1 Seismonastic switches |
| 04/29/1980 | US4200776 Control device with grain oriented snap disk |
| 04/29/1980 | US4200775 Pressure responsive switch with low pressure cutoff |
| 04/22/1980 | US4199670 Manually re-set inertia switch assembly |
| 04/22/1980 | CA1076174A1 Adjustable thermally responsive control switch |
| 04/01/1980 | US4196326 Pressure responsive electric switch, particularly an evaporator thermostat for refrigerators |
| 04/01/1980 | US4196325 Sump pump switch |
| 04/01/1980 | US4195897 Collision activated, automatic electricity disconnector for vehicles |
| 03/25/1980 | US4195209 Pressure responsive electrical switch and means of contact gap setting therefor |
| 03/25/1980 | US4194974 Pressure monitoring device |
| 03/18/1980 | US4194103 Electrical switch construction and method of making the same |
| 03/11/1980 | US4193068 Hemorrhage alarms |
| 03/11/1980 | US4192980 Automatic re-set pressure switch |