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6525641 |
Defrost on demand thermostat
A temperature responsive switch includes a housing, an actuator arm for movement in response to temperature conditions, a movable contact, and an adjustable contact connected to a defrost terminal...
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6252492 |
Condition-responsive electric switch mechanism
A condition-responsive electric switch mechanism for use in controlling a compressor of a refrigeration appliance. The switch mechanism includes first, second and third terminals, an actuator...
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6229426 |
Circuit breaker having selected ambient temperature sensitivity
A circuit breaker (10) is shown having a movable electrical contact (36) adapted to move into and out of engagement with a stationary electrical contact (38, 40). A current carrying thermostatic...
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5617070 |
Gas/electric oven thermostat with self cleaning temperature calibration mechanism
A thermostat for an electric/gas oven includes a first electrical contact, a second electrical contact, a switch spring arm for moving the electrical contacts into and out of engagement and a pair...
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5585774 |
Condition-responsive electric switch mechanism
A condition-responsive electric switch mechanism having a snap-acting bistable spring switch element carrying a movable contact, and an actuator movable in response to a detected condition to...
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5392022 |
Modular electric/gas oven thermostat
An assembly method and a thermostat for an electric/gas oven are provided. An enclosure formed by a base and a cover for enclosing a switch subassembly includes axially aligned channels extending...
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5173679 |
Thermostatically controlled switch
A housing (10), (54) defines a well which holds a diaphragm assembly (12). The diaphragm assembly has a stud portion (14) that extends through an aperture in the housing and is biased into the...
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5162774 |
Remotely setting thermostatic switch assembly and refrigeration system employing same
A remotely changeable thermostat for a refrigeration or air conditioning system and method and system employing same. The thermostat has a fluid filled capsule with a diaphragm movably responsive...
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5101189 |
Adjustable electric thermostat
The thermostat comprises a main housing (10) having a metal sheet cover (12) with a bored and threaded boss (18) and an adjustment shaft (20) threadedly engaged in said boss and entering the...
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5032818 |
Adjustable electric thermostat with temperature compensation
An adjustable electric thermostat comprises a main housing in which an adjustment shaft is threadedly engaged so that the shaft end inside the housing is displaced when the shaft is turned, a heat...
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4990728 |
Pressure switch and sub-assembly therefor
A pressure switch assembly has a preassembled spring capsule assembled onto a deck structure with a snap switch thereon to form a subassembly which is snap-locked into the cup-shaped housing. A...
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4794363 |
Thermostat type operating temperature setting apparatus utilizing conical compression spring
In a thermostat type operating temperature setting apparatus, a slider is employed to preset the operating temperatures of electric appliances by sliding the slider along a long sliding path. The...
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4755786 |
Thermostat
A thermostatic switch having a snap acting switch mounted for actuation between the side walls of a U-shaped bracket. A remote bulb-and-capillary thermal sensing capsule provides output motion to a...
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4755639 |
Pressure switch with calibration tab
The present invention pertains particularly to low pressure level type switches employed for sensing the water level in washing appliances. The invention employs a slidable strip or tab interposed...
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4698612 |
Temperature limiting control
A thermostatic switch assembly with a diaphragm responsive to pressure generated in a fluid filled temperature sensing bulb-and-capillary. The diaphragm contacts and moves a pivoted lever having a...
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4649362 |
Thermostat
A fluid bulb-sensing type thermostat having a capillary tube from the sensing bulb connected to an inlet port of a fluid pressure sensing chamber defined in part by an expansible diaphragm which...
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4626819 |
Switch adjusting mechanism
A switch adjusting mechanism is disclosed having a linearly operable actuator with a rotary adjustment for selectively varying the position of a switch operator of the actuator relative to a...
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4547760 |
Thermostat for refrigerators with a constant switching-on and adjustable switching-off temperature
A thermostat for refrigerators with a constant switching-on and adjustable switching-off temperature uses only one spring, the switching-on and switching-off temperatures being determined by the...
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4490708 |
Condition responsive electric switch system, electrical switching device and method of operation thereof
A condition responsive electric switch system comprises switch means which includes at least one set of contact elements defining a preselected open position, a preselected closed position, and a...
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4263489 |
Switch adjustment mechanism
A laundry appliance is provided with a pressure responsive switch operable for detecting fluid levels in a fluid container. The switch is secured to mounting bracketry including a guideway within...
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4260977 |
Thermostatic switch
A thermostat, comprising: a metal casing; a snap switch having a snap spring disposed in the casing; a thermal expansion system, having an expansion member which acts on the snap spring, and having...
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4214224 |
Multi-function self-cleaning oven thermostat
A multi-function, pyrolytic self-cleaning oven thermostat for regulating bake and clean temperatures and oven door unlatching. The thermostat includes separate bistable and creep-action switch...
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4160225 |
Temperature responsive control device with improved hydraulic diaphragm
A temperature responsive control device is provided for controlling an electric oven. The device is comprised of a housing which contains an electrical switching means which is controlled by a...
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4144515 |
Adjustable condition responsive control
A condition responsive control is disclosed which includes a support housing, a snap switch supported by the housing having first and second control conditions for governing operation of a...
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4110720 |
Thermostatic control
A thermostatic control as shown and claimed in U.S. Pat. No. 3,135,849 in which the reed in this new disclosure has a pair of split legs. One leg of a first set of such pair is a flipper leg and...
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4050046 |
Thermostatic switch
An improved thermostatic switch which employs a pressure linear thermal power element and a simplified diaphragm motion translating and amplifying means while dispensing with need for diaphragm...
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4010337 |
Toggle device
A toggle device has a fixed support with a pair of fixed abutments thereon, and a toggle arm pivotally mounted in the device is adapted for pivotal movement in response to a variable motive force...
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3891957 |
Reference correctable temperature control
A control of the type having a bistable mechanism operated by a hydraulic oven temperature responsive device and a user adjusted shaft to effect opening and closing of a snap-acting cycling switch....
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3875359 |
Diaphragm pressure switch adjusting mechanism for push buttons
This invention provides a means for adjusting a pressure switch, for instance for obtaining various water levels in washing machines and the like. The mechanism comprises the pressure switch...
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3845265 |
LOW PROFILE PRESSURE SWITCH WITH PLUNGER ADJUSTING MEANS
To minimize space requirements, a small adjusting cam is mounted beside and projects below the side of the central housing of the pressure switch. The cam actuates a follower lever which, in turn,...
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3820049 |
CONDITION CONTROL APPARATUS
A temperature responsive control assembly combination designed for ease of automatic assembly and in which the motion transducer is an expansible power vessel comprising a pair of flexible...
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3789171 |
PRESSURE SWITCH WITH OPERATING LEVER HAVING MANUALLY ADJUSTABLE PRE-LOADING MEANS THEREFORE
An improved pressure switch unit according to this invention has a movable diaphragm which is connected to a switch within a casing by a lever which has a resilient connection to a mounting element...
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3749865 |
TEMPERATURE RESPONSIVE CONTROL SWITCH WITH BI-METALLIC DISK MEANS
A temperature-compensated gas density relay includes a bellows unit subjected to the gas, the pressure from which is transmitted by the bellows unit through a support mounting a bi-metallic disc...
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3715924 |
FLUID EXPANDABLE TEMPERATURE APPARATUS HAVING EXCESSIVE TEMPERATURE RELIEF APPARATUS
A temperature responsive control apparatus having a fluid filled system wherein upon a change in temperature of a fluid filled responsive element an increase in volume of the fluid produces an...
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3668593 |
REGULATOR
A regulator for regulating the electrical current supplied to an electrical apparatus by intermittently switching on and off said current. The regulator includes an electrically-heated expansion...
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3668592 |
CONTROL DEVICE AND METHOD FOR CALIBRATING THE SAME OR THE LIKE
Calibrating the control shaft means and a set screw of the control shaft means so that upon a loss of fluid in an adjustable expansible and contractible power element of the control device that...
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3656182 |
HYDRAULIC THERMOSTAT WITH DOUBLE THROW SWITCH MECHANISM
A single point hydraulic thermostat having a housing enclosing a diaphragm assembly bearing upon a snap-acting spring mechanism with a point contact and controlling the position of a double throw...
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3648214 |
CONDITION-RESPONSIVE ELECTRIC SWITCH MECHANISM
A condition-responsive snap action electric switch mechanism, for use with a room air conditioner for instance, includes an operator which moves between extreme positions in response to a bellows....
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3636287 |
PRESSURE ACTUATABLE SNAP-ACTION SWITCH WITH SLIDE- AND CAM-ADJUSTING MEANS
The invention relates to a snap-action switch assembly of the type having a main lever arm and an omega spring. The lever arm is acted upon by a bellows and a coil spring which are adjacently...
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3609272 |
PRESSURE SWITCH WITH ADJUSTING CAM OF PARTICULAR CONFIGURATION
A pressure-responsive switch assembly, particularly suitable for use in automatic washing machines, embodying a fluid-pressure-responsive diaphragm, a switch arm operated by movement of the...
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3601740 |
TWO-STAGE THERMOSTATIC SWITCH MECHANISM
A two-stage thermostatically operated switching mechanism has two toggle switches supported on different levels of an insulator support. The switches have a common terminal member for fixed...
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3600536 |
CALIBRATING PRESSURE SWITCHES AT EXTRA LOW-PRESSURE SETTING
The force or degree of compression of the spring is adjusted by rocking the lever about its axis A-B by means of the manually operated cam acting on the lever at D. Calibration for the low-to-high...
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3598946 |
PRESSURE SWITCH RESPONSIVE TO EXTRA LOW PRESSURE
In normal operation, the rising diaphragm raises the actuator and spring seat against the force of the reset spring. Just before reaching the trip point of the switch in one form, the seat engages...
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3564183 |
THERMOSTAT ADJUSTING MEANS
A switch assembly having a pair of mateable contacts for controlling a heater in response to a sensed temperature condition wherein the relationship of the contacts is preset by means of a cam...
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3412357 |
Condition responsive switch
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3354281 |
Temperature control device
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3354280 |
Condition responsive electric switch mechanism
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3348009 |
Calibration means for temperature responsive device
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3293394 |
Temperature responsive control device with snap acting switch
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3218417 |
Snap-acting thermostat with adjustment and thermally responsive means in series
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