|
Match
|
Document |
Document Title |
|
|
7978045 |
Multi-actuation MEMS switch
A multi-actuation MEMS switch for high frequency signals includes a substrate, a heater disposed on the substrate, a co-planar waveguide disposed on a lowest metal layer, and a movable membrane...
|
|
|
7889462 |
Protective circuit for protection of an appliance, in particular an electric motor, against thermal overloading
At least one embodiment of the invention relates to a protective circuit for protection of an appliance, in particular of an electric motor, against thermal overloading. In at least one embodiment,...
|
|
|
7843307 |
Thermal fuse employing thermosensitive pellet
A thermal fuse employing a thermosensitive pellet is provided, which exhibits stabilized characteristics in a low operating temperature region. The thermal fuse includes at least a switching...
|
|
|
7808363 |
Overheat protection for pump
An overheating protection device id disclosed for electrically coupling an electrical power source to a fluid propulsion device. The fluid propulsion device includes a propelling member within a...
|
|
|
7718308 |
Temperature fuse and battery using the same
A thermal fuse includes an insulating case having a bottom and having an opening provided therein, a fusible alloy provided in the insulating case, a lead conductor having one end connected to the...
|
|
|
7583176 |
Switch apparatus
A circuit including: at least one conductor; a least one vanadium oxide region electrically coupled to the at least one conductor; and, at least one thermionic cooler thermally coupled to the...
|
|
|
7473487 |
Temperature fuse, and battery using the same
A thermal fuse includes an insulating case having a bottom and having an opening provided therein, a fusible alloy provided in the insulating case, a lead conductor having one end connected to the...
|
|
|
6985650 |
Thermal actuator and an optical waveguide switch including the same
A thermal actuator comprises a substantially straight beam. The beam has a beam length and a beam mid-point. The beam comprises a plurality of beam segments. Each beam segment has a beam segment...
|
|
|
6985651 |
Thermal actuator with offset beam segment neutral axes and an optical waveguide switch including the same
A thermal actuator comprises a substantially straight beam. The beam has a beam length and a beam mid-point. The beam comprises a plurality of beam segments with beam segment lengths. Each beam...
|
|
|
6983088 |
Thermal actuator and an optical waveguide switch including the same
A thermal actuator comprises a plurality of substantially straight and parallel beams arranged to form a beam array. The midpoint of each beam is attached or coupled to an orthogonal coupling beam....
|
|
|
6832015 |
Switching apparatus
Switching apparatus that includes a bubble generator, a flexible membrane disposed over the bubble generator and selectively expanded by the bubble generator, and a switch circuit controlled by...
|
|
|
6794964 |
Bi-stable microswitch including magnetic latch
A bi-stable microswitch (1) including a pair of contacts (4, 5) and an armature (10,11) movable between a first position and a second position to selectively break or make the pair of contacts, the...
|
|
|
6538552 |
Thermostat, in particular for electric household appliances
A thermostat, in particular for electric household appliances, including a mechanical switch and an analog regulating circuit having a variable-ratio reference divider. The reference divider...
|
|
|
6522235 |
Switch structure for a heating device
A switch structure for a heating device having a passage formed within the main body of the structure, an air inlet, a main flame air outlet, a second air outlet and a thermocouple insertion hole...
|
|
|
6445563 |
Power circuit breaker using temperature-sensive fuse
A power circuit breaker has a housing, a fuse element placed in the housing, and a temperature sensitive fuse attached to the fuse element. The fuse element has tab terminals extending from both...
|
|
|
6417757 |
Buckle resistant thermal bend actuators
The invention relates to a thermal bend actuator 7 including: a first anchor portion 9 for securing to a fixed substrate 2; a first thermally conductive active beam member 10 secured at a proximal...
|
|
|
6369688 |
Automatic gang switch having a heat ray sensor
The automatic gang switch having a heat ray sensor is fixedly mounted on a mounting frame having a generally rectangular opening. The length of a housing of the switch is approximately two thirds...
|
|
|
6300858 |
Thermal switch
A thermal switch assembly includes a dielectric spacer and a switch blade member of shape memory metal sandwiched between a pair of flat metal plates. The spacer provides a cavity between the...
|
|
|
6239686 |
Temperature responsive switch with shape memory actuator
A temperature actuated switch having a resilient switch blade that is movable between open and closed positions and extends perpendicular to an elongated actuator of shape memory alloy. The...
|
|
|
6229121 |
Integrated thermal buckling micro switch with electric heater and sensor
An integrated thermal buckling micro switch is made by using electromechanical technology to integrate sensors and actuators on a single chip. An epitaxial chip is used and etched to form a mesa...
|
|
|
6130464 |
Latching microaccelerometer
A surface micromachined microaccelerometer includes a substrate which has a surface plane, and a cantilever formed on the substrate with a fixed end and a free end, the fixed end being anchored to...
|
|
|
6078244 |
Thermal switch
A thermal switch assembly has a stiffener disc positioned against a support flange that extends inwardly from a peripheral wall of a plastic assembly grommet. An actuator member of shape memory...
|
|
|
6064294 |
Temperature switch, particularly adjustable temperature regulator
A temperature regulator operating with a hydraulic expansion capsule or diastat (5) has a lever mechanism (30) for force transmission between the diastat and the switch spring (21) of a snap switch...
|
|
|
5986535 |
Low cost thermostat apparatus and method for calibrating same
A low cost thermostatic switch (10) has first and second scoop shaped terminal members (12, 14) having flanges (12e, 14e) received on ledges (20f) formed on opposed sidewalls (20e) of a housing...
|
|
|
5939970 |
Thermally responsive switch
A thermally responsive switch includes a metal housing formed into the shape of a bottomed cylinder and having an open end, a header plate including a metal plate having a through hole and an...
|
|
|
5867083 |
Protective device for surge current protection of associated equipment in communications systems
A small-size high-performance electronic protective device (10) is provided for use in protecting communication equipment including an exchange servicing module against application of abnormal...
|
|
|
5699033 |
Insulating housing with an inner space for a thermal switch having contacts for electrical connection to a holder
An insulating housing (41) with an inner space (42) to accommodate a switch (12) with temperature-dependent switching device which has to be mechanically and/or electrically protected is described....
|
|
|
5680090 |
Cam operated switch with temperature sensor and subassembly therefor
A switch assembly of the type actuated by an external cam mechanism while immersed in a fluid such as transmission oil, the assembly includes an integral hollow probe with a thermistor for sensing...
|
|
|
5627506 |
Overload protector
An overcurrent protection device for a load 24 having a housing 100 with fixed contacts 108, 110, movable contacts 118, 120 and terminals 102, 104 for electrical connection to the load. A first...
|
|
|
5604476 |
Protective device for an electrical consumer
A protective device for an electrical consumer disposed in a consumer circuit. The protective device has sensor elements for detecting an operating state of the electrical consumer, and an...
|
|
|
5578982 |
Temperature limiters
The temperature limiter comprises a ceramic box (3) communicating with at least one ceramic tube (1) which comprises a pellet (2) of alloy with determined Curie temperature, a magnet (6) fast with...
|
|
|
5489762 |
Appliances having resistive heating elements and thermal protective apparatus used therewith
A thermal protector (70, 70') is shown particularly suitable as a safety back-up mechanism for appliances having electrically energizable resistance heaters. The thermal protector has first (72,...
|
|
|
5463233 |
Micromachined thermal switch
A monolithic micromachined temperature switch obviates the necessity of assembling discrete components and also allows the temperature switch to be disposed in a relatively small package. In one...
|
|
|
5434378 |
Multi-position switch with switch actuator movement inhibitor assembly
A switch inhibitor assembly provided with a multi-position switch is operable for inhibiting movement of an actuator of the switch to a predetermined one of the multiple positions, such as an ON...
|
|
|
5402099 |
High temperature, temperature responsive snap acting control member and electrical switches using such members
A snap acting control member (10, 10b) having high actuating temperatures comprises metal layers metallurgically bonded together with a low expansion (12) and a relatively high expansion layer (14)...
|
|
|
5214737 |
Optically operated actuator
An actuator includes a closed space defined by a deformable member in which an amount of thermally expansible gas is filled. In the closed space, there is also a substance which changes the light...
|
|
|
5138297 |
Fused electrical switchgear
Electrical switchgear apparatus comprises a base, a switching circuit element supported by the base and including at least one movable circuit element part, a thermal trip supported by the base for...
|
|
|
5041816 |
Freezer alarm system with two sensor models
A freezer alarm system is energized by a battery (2) or an AC power adapter (3) to drive a piezo alert pulsing buzzer (4) when activated by one of two sensor modules. An electrolyte freezer alarm...
|
|
|
4821285 |
Thermocouple selection switch
A thermocouple selection switch for monitoring thermocouples positioned within tunnel furnace cars allows a plurality of thermocouples to be monitored, while, at the same time, avoiding the...
|
|
|
4575706 |
Combined magnetic and thermal relay and circuits for timed alarms and lamps of vehicles
A combined magnetic and thermal activated relay for use in alarm systems. The relay includes a thermal activated bimetal switch in series with the current through the magnetic coil which activates...
|
|
|
RE31596 |
Electric power controllers
A power controller for controlling the intermittent supply of current to a load, such as a cooker hotplate, has a pivotally mounted snap switch controlled by a heated bimetal member which is heated...
|
|
|
RE31597 |
Electric power controllers
A power controller for controlling the intermittent supply of current to a load, such as a cooker hotplate, has a pivotally mounted snap switch controlled by a heated bimetal member which is heated...
|
|
|
4278970 |
Alarm circuit for detecting overheated condition
An alarm circuit for detection of an overheated condition comprises a bridge rectifier or a battery to provide a d.c. input, and a detector bridge including a thermistor and Zener diode in adjacent...
|
|
|
4237513 |
Thermoconstrictive disconnect of conductors in electrical apparatus
A protective disconnect to prevent overheating of electrical apparatus is described. The device consists of a cutting member accepting a conductor and capable, upon closure, of severing said...
|
|
|
4134092 |
Heat activatable electrical switch
An irreversible heat-activatable switch includes a heat-shrinkable plastic sleeve and a pair of elongate resilient electrical conductors mounted in cantilevered manner within the sleeve interior....
|
|
|
3896278 |
Freezer monitor thermal responsive switch with gravity actuated plunger contact retained by freezable liquid in open switch position
A freezer monitor switch comprising an elongate, hollow tube which is closed at one end and has its other end equipped with a closure. A pair of current carrying leads communicate with the interior...
|
|
|
3516232 |
ASH TRAY DEVICE
|
|
|
3364746 |
Device for converting thermal energy into mechanical energy
|
|
|
3339043 |
Thermostat with heat anticipator
|
|
|
3294941 |
Heat-responsive electric cable formed of heat shrinkable material
|