Patents
Patents for H01H 35 - Switches operated by change of a physical condition (7,690)
07/1984
07/18/1984EP0113544A1 Condition responsive switch particularly with discrete pressure responsive unit
07/17/1984US4460812 Pneumatically operated switch assembly
07/10/1984US4459444 Condition responsive switch
07/03/1984US4458117 Control device and methods of operating such
06/1984
06/26/1984US4456941 Protection device
06/26/1984US4456801 Pressure switch
06/19/1984US4455461 Adjustable imbalance detector for a centrifuge
06/19/1984US4454768 Fluid flow controller
06/13/1984EP0023916B1 Switch mechanism with independent toggle actuators
06/12/1984US4454504 Torque overload indicator
06/12/1984US4454393 Electrohydraulic switching device
06/05/1984CA1168682A1 Pressure operated switch having self-wiping contacts
05/1984
05/22/1984US4450326 Anti-theft vibration detector switch and system
05/08/1984US4446614 Method of manufacturing a control device
05/08/1984CA1167132A1 Vertical descent rate detector switch
05/08/1984CA1166840A1 Radiation switch for photoflash unit
05/03/1984EP0044342A4 Pressure sensitive piezoelectric polymer signal generator.
05/02/1984EP0107152A1 Thermostat
05/01/1984US4446344 Pressure operated switch including an expandable flat tube
05/01/1984US4445341 Automatic switching system for car cooler
04/1984
04/24/1984US4444411 Safety ski binding
04/24/1984CA1166335A1 Dashboard with inlaid contacts
04/17/1984US4443671 Flow sensor
04/17/1984US4442933 Centrifugal switch for controlling belt hauling systems
04/10/1984CA1165136A1 Pressure detector
04/04/1984EP0104168A1 Optical keyboard with common light transmission members.
04/03/1984CA1164918A1 Automatic cut off device for electric motor feeding system, and use of said device
03/1984
03/27/1984CA1164197A1 Humidity protected radiation-responsive switch
03/21/1984EP0103433A2 Force responsive switch
03/20/1984US4438305 Fire resistant pressure switch
03/14/1984EP0102939A2 Electronic clinical thermometer with an inertia swich
03/06/1984US4435626 Pressure responsive switch actuating mechanism
02/1984
02/21/1984US4433362 Remotely controllable illumination apparatus
02/21/1984US4433219 Differential pressure switch with square diaphragm plate supported by the diaphragm
02/14/1984US4430900 Pressure responsive switching device particularly pressostat or thermostat
02/08/1984EP0100221A2 Fluid pressure sensitive construction and method of making the same
02/07/1984CA1161919A1 Centrifugal switching system
01/1984
01/25/1984EP0098830A1 Temperature compensated displacement indicating switch
01/24/1984US4426952 Temperature compensated differential pressure indicating device
01/03/1984CA1159926A1 Inertia switch device
01/03/1984CA1159868A1 Fluid pressure actuated electrical switch
12/1983
12/28/1983EP0097139A2 Apparatus for photoelectric detection of objects
12/27/1983US4423346 Safety device for preventing overspeed
12/07/1983EP0095473A1 Device for indication of movements of vehicles and working machines
12/06/1983US4419586 Solid-state relay and regulator
12/06/1983US4419550 Rotary switch apparatus having a multiple arm contact spring support
12/06/1983US4418712 Overflow control system
11/1983
11/15/1983US4414820 Electrical circuit and method of controlling such
11/15/1983CA1157130A1 Moving object detecting apparatus
11/08/1983US4414518 Vertical descent rate detector switch
11/08/1983US4414441 Hydrocarbon responsive switch
10/1983
10/25/1983US4412205 Switch construction responsive to motions of a wearer
10/25/1983US4412114 Electrical switch
10/18/1983US4410776 Control device
10/13/1983WO1983003386A1 Optical keyboard with common light transmission members
10/11/1983US4409443 Pressure responsive electrical switching apparatus
10/04/1983CA1154731A1 Vacuum pump switch
09/1983
09/28/1983EP0089525A1 Pressure switch
09/27/1983US4406939 Method for the manufacture of a code disk for optical incremental shaft encoders and absolute shaft encoders
09/21/1983EP0089333A1 Centrifugal switch
09/15/1983WO1983003160A1 Protection device for an electrically supplied apparatus
09/14/1983EP0088390A1 Protection device for electrical appliances
09/14/1983EP0088379A1 Automotive air conditioning system controlled by damped pressure switch
09/13/1983US4404440 Apparatus for detecting when the pressure detector in a fluid line exceeds a prescribed threshold
09/06/1983US4403142 Moving object detecting apparatus
08/1983
08/30/1983CA1153047A1 Pressure actuated switch
08/23/1983US4400628 Control device and method of making
08/23/1983US4400602 Fluid pressure operated electrical switch
08/23/1983US4400601 Combination switch and valve device
08/18/1983WO1983002832A1 Temperature responsive control units
08/16/1983US4399338 Automatic float switch
08/09/1983US4398186 Sewer back up warning system
08/03/1983EP0084712A2 Fluid activated switch
07/1983
07/21/1983WO1983002523A1 Temperature compensated displacement indicating switch
07/20/1983EP0083882A1 Set pressure indicator for a pressure switch
07/19/1983US4394584 Switching device for checking the closed position of a folding door
07/06/1983EP0083000A2 Device for indicating the driving operation of the internal combustion engine of a motor vehicle
07/05/1983US4392033 Centrifugal switching system
07/05/1983US4392032 Rotating paddle bin level indicator
07/05/1983US4391127 Proximity sensor
07/05/1983CA1149430A1 Self-resetting warning actuator for a dual circuit brake system
06/1983
06/29/1983EP0082480A1 Pressure switch
06/29/1983EP0082315A1 Humidity protected radiation-responsive switch
06/28/1983US4390922 Vibration sensor and electrical power shut off device
06/28/1983US4390790 Solid state optically coupled electrical power switch
06/28/1983US4390759 Tilt-sensitive ignition switch
06/24/1983EP0066607A4 Pressure detector.
06/23/1983WO1983002196A1 An inertia switch device
06/23/1983WO1983002157A1 Temperature or pressure sensing element
06/22/1983EP0082064A2 Small-size manostat easy to put into operation and to assemble
06/21/1983US4389558 Method for making a bellows unit
06/14/1983US4388505 Adjustable pressure-actuated switch
06/09/1983WO1983002010A1 Device for indication of movements of vehicles and working machines
06/08/1983EP0080475A1 Thermostat with temperature pull-down facility.
05/1983
05/31/1983US4386290 Centrifugal actuator for A.C. induction motor
05/31/1983US4386247 Tire pressure pick-up
05/24/1983CA1147016A1 Overload safety device for a motor
05/17/1983US4384183 Remote controlled sound muting device
05/17/1983US4384179 Stiff flexible connector for a circuit breaker or other electrical apparatus
04/1983
04/26/1983US4381434 Pressure operated electric switch and alarm system using such switch
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