| Patents for H01H 35 - Switches operated by change of a physical condition (7,690) |
|---|
| 08/29/1978 | US4110576 Pressure responsive switch |
| 08/29/1978 | CA1037587A1 Switch assembly |
| 08/29/1978 | CA1037586A1 Brake fluid level sensing system |
| 08/15/1978 | US4107545 Mounting construction for motion sensor |
| 08/15/1978 | US4107492 Pneumatic operated switch having movable flag, switch actuator mounted thereon, and switch in chamber displaced from measured flow path |
| 08/08/1978 | US4106068 Pressure sensitive interrupter |
| 08/01/1978 | US4104495 Pressure switch and actuating means responsive to low pressure |
| 08/01/1978 | US4104493 Switch for detecting collision of vehicle |
| 08/01/1978 | US4104492 Gravity actuated light socket and switch means |
| 08/01/1978 | US4103842 Locking sensor for belt retractor |
| 08/01/1978 | US4103697 Safety sensor device |
| 08/01/1978 | US4103544 Turbine engine surge detector |
| 07/25/1978 | US4103269 Thermostat and tip switch assembly |
| 07/25/1978 | US4103124 Plug-in pressure switch |
| 07/18/1978 | US4101747 Differential pressure operated switch |
| 07/11/1978 | US4100382 Permanent magnet latch for speed switching device |
| 07/04/1978 | US4099166 Fuel safety switch |
| 06/27/1978 | US4097699 Viscous damped crash sensor unit with inertia switch |
| 06/27/1978 | US4097698 Seismonastic switches with inertia responsive controller |
| 06/20/1978 | US4095566 Vacuum timing system |
| 06/06/1978 | US4093836 Acceleration sensitive switch |
| 06/06/1978 | US4093835 Rotation sensor switch |
| 05/23/1978 | US4091249 Pressure sensitive electrical switch having a snap element |
| 05/23/1978 | US4090286 Fluid operated diaphragm assembly and method of making the same |
| 05/16/1978 | US4090048 Differential pressure actuated switch with contact on diaphragm |
| 05/09/1978 | US4088222 Belt switch |
| 05/02/1978 | US4087688 Infrared radiation-burglary detector |
| 05/02/1978 | US4087662 Axial torsion pressure transducer |
| 04/25/1978 | US4086457 Float switch signalling two different liquid levels |
| 04/25/1978 | US4086453 Game tracking device |
| 04/18/1978 | US4085336 Liquid flow activated switch |
| 04/18/1978 | US4085305 Liquid flow switch |
| 04/18/1978 | US4085304 Vibration switch having threaded terminals and plural roller contacts |
| 04/11/1978 | US4084073 Float-type pump control switch |
| 04/11/1978 | US4084072 Pressure differential switch device |
| 04/04/1978 | US4082960 Pneumatically operated pressure switch, particularly for vehicle tire supervision |
| 04/04/1978 | US4082929 Electric switch actuated in dependence on pressure, particularly an evaporator thermostat for refrigerators |
| 04/04/1978 | US4082927 Electrical magnetic switch adaptable for use in digital wristwatches |
| 03/28/1978 | US4081638 Level control with float actuated switch |
| 03/28/1978 | US4081637 Pressure operated switch construction having a one-piece base and control shaft bracket structure |
| 03/28/1978 | US4081636 Differential pressure cutout switch |
| 03/28/1978 | US4081635 Electrical switch responsive to a predetermined fluid flow |
| 03/28/1978 | US4081621 Pressure switch with diaphragm and valve means |
| 03/14/1978 | US4079215 Switching device with pressure actuation of plural switches |
| 02/21/1978 | US4074588 Control unit having an adjustable differential and method of making the same |
| 02/14/1978 | US4074097 Fluid responsive sealed pivot arm means |
| 02/14/1978 | US4074096 Bellows controlled sudden pressure rise relay |
| 02/14/1978 | US4074095 Flow operable switch device |
| 01/31/1978 | US4071723 Plunger-release shock responsive control apparatus having adjustable seat for sensor mass |
| 01/24/1978 | US4070700 Detecting element for a control device for invalids |
| 01/03/1978 | US4066858 Vertical float switch |
| 12/27/1977 | US4065669 Solid-state limit switch utilizing infrared link |
| 12/13/1977 | US4063057 Temperature compensated pressure differential sensing devices, including improved press-to-test and glass header switch mounting |
| 12/13/1977 | US4063052 Inertia switch having a variable operating threshold |
| 11/29/1977 | US4060004 Sensor adapted to be triggered by deceleration forces |
| 11/15/1977 | US4058695 Calibrated electrical motor switch |
| 11/15/1977 | US4058134 Interceptor actuated by seismic vibrations |
| 11/08/1977 | US4057773 Magnetic switch |
| 11/08/1977 | US4057699 Density control monitor with opposing bellows |
| 10/25/1977 | US4055828 Condition responsive control device |
| 10/18/1977 | US4054764 Speed responsive switching device |
| 10/18/1977 | US4054763 Pressure switch and gauge |
| 10/18/1977 | US4054051 Thermostatic control |
| 10/11/1977 | US4053735 Assured-check computer-based bank credit disbursing system |
| 10/11/1977 | US4053725 Pressure switch for outdoor refrigeration systems |
| 10/04/1977 | US4052616 Infrared radiation-burglary detector |
| 10/04/1977 | US4052574 Pressure switch with snap-toggle adjusting means |
| 10/04/1977 | US4052120 Optical apparatus for producing a light curtain |
| 09/27/1977 | US4051338 Load responsive switch actuator |
| 09/27/1977 | US4050644 Inertia responsive control device |
| 09/20/1977 | US4050047 Condition-responsive spring driven actuator |
| 09/20/1977 | US4050046 Thermostatic switch |
| 09/20/1977 | US4049935 Pressure switch with diaphragm |
| 09/13/1977 | US4048455 Pressure switch with plural axes pivoted conduction plate |
| 09/06/1977 | US4047167 Relaxation switch |
| 09/06/1977 | US4047048 Master cylinder with combined reservoir cover, seal and fluid level sensor assembly |
| 08/23/1977 | US4044209 Material sensing switch |
| 08/16/1977 | US4042797 Electric safety switch with positive-action mechanism |
| 08/16/1977 | US4042796 Inertia switch for sensing vibration forces |
| 08/02/1977 | US4039790 Inertia switch having reciprocating mass |
| 08/02/1977 | US4039789 Theft protection sensor switch |
| 07/26/1977 | US4038507 Oil level regulator and shut-down device for stationary engines and compressors |
| 07/26/1977 | US4038506 Oil pressure switch having improved diaphragm seal |
| 07/26/1977 | US4037317 Method of making fluid operated electrical switch construction |
| 07/19/1977 | US4036143 Impact contact device for projectiles |
| 07/12/1977 | US4035058 Electro-optical switch and a method of manufacturing same |
| 07/05/1977 | US4034174 Wind warning device |
| 07/05/1977 | US4034173 Centrifugal actuated electric motor switch structure |
| 07/05/1977 | US4034171 Means for energizing a color television picture tube during manufacture |
| 06/28/1977 | US4032777 Photomeric monitoring device |
| 06/28/1977 | US4032733 Omnidirectional inertia switch |
| 06/21/1977 | US4031342 Material sensing switch |
| 06/14/1977 | US4029920 Float type electric circuit breaker for swimming pools |
| 06/07/1977 | US4028516 Acceleration detector switch having magnetic biased conductive oscillating controller |
| 06/07/1977 | US4028512 Liquid level actuated electrical switch |
| 06/07/1977 | US4028510 Safety device actuatable by seismic vibrations |
| 05/31/1977 | US4027130 Cable activated switch |
| 05/24/1977 | US4025744 Shock and vibration sensitive switch |
| 05/17/1977 | US4024364 Pressure switch mechanism and cam stop arrangement therefor |
| 05/10/1977 | US4023000 Direct drive sliding contact transducer |