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Patent Searching and Data


Matches 301 - 350 out of 2,918

Document Document Title
WO/1997/044801
A thermally fused resistor (50) arrangement comprises a resistor (58) electrically connected at one end to a first resistor terminal (62) and at an opposite end to a second resistor terminal (64). A solder loop (66) is provided to make t...  
WO/1997/043812
The description relates to a device for protecting an electronic circuit of an electrical instrument against excessively high voltages. In order to prevent the circuit from damage and cut off the power supply in the event of excessively ...  
WO/1997/039466
A method of making snap-acting thermally sensitive bimetallic actuators in which a series of actuator blanks (6) is formed in a strip (2) of bimetallic material. Adjacent blanks (6) are joined by one or more bridges (8) of the strip mate...  
WO/1997/038455
A current interrupt mechanism for electrochemical cells is disclosed. A thermally activated current interrupt mechanism (38) is integrated into an end cap assembly (10) for an electrochemical cell. The thermally responsive mechanism pref...  
WO/1997/038454
A current interrupt mechanism for electrochemical cells is disclosed. A thermally activated current interrupt mechanism (38) is integrated into an end cap assembly (10) for an electrochemical cell. The thermally responsive mechanism pref...  
WO/1997/032328
A thermostatic switch (1) that utilizes a snap acting bimetal blade (40) that deforms at an actuation temperature and returns to an undeformed state at a reset temperature. Actuation (16) and reset (18) projections, preferably in the for...  
WO/1997/031081
A thermally expandable wax composition and its use in polymer-based actuators is disclosed and claimed. The compositions are wax-based and include conductive filler as well as a viscosity modifier to stabilize the composition against seg...  
WO/1997/030463
Proposed is a safety device for a heater, in particular a flow heater, with a current-carrying conductor (1) which is fixed to a first terminal (2) in such a way that it is held under mechanical stress, and whose free end is soldered to ...  
WO/1997/029500
The present invention concerns a thermal switching device (1), especially a bimetal-controlled temperature controller or limiter with a reference value setting device (2), which has a guiding part (4) with a bearing recess mounted on the...  
WO/1997/016842
A cordless electrical appliance such as an electrical kettle has an element protection control combined with an appliance connector inlet part of the cordless connection system of the appliance, the element protection control and the app...  
WO/1997/007319
Thermal controls for electric kettles and the like commonly have a bimetallic switch-operating element (108) juxtaposed in heat transfer relationship with the heating element (222) of the kettle, and a heat sink compound in grease or pas...  
WO/1997/005636
The invention pertains to a thermal fuse (1) with a tubular housing (2) from which protrudes at least one connection contact (3, 4) which is insulated from the housing (2), said housing containing a triggering contact section formed by f...  
WO/1997/004694
A liquid heating vessel (6) has a heated base (8) and a thermally sensitive control mounted to the base (8). The control comprises a boiling control for interrupting the supply of energy to the vessel element (12) when liquid in the vess...  
WO/1996/036981
An electric switchgear (1) consists essentially of a base (2), an actuating and/or setting component (3) and a contact spring (4) bridging a switching path in conjuction with the actuating and/or setting component, a moving contact (6) o...  
WO/1996/032733
A steam sensor control for an electrically heated water boiling appliance comprises a thermally-responsive actuator in the form of a helix of Titanium-Nickel-Copper alloy shape memory effect (SME) material. The actuator develops a high f...  
WO/1996/030955
The device of the invention comprises an internal thermal protection device for energy sources, particularly lithium energy sources, in a corrosive or polluted environment, and is characterised in that it has a cup-shaped means (2) of in...  
WO/1996/020492
A device for connecting and disconnecting a current supply (1) to an electric circuit (2) dependent on the ambient temperature. In a housing, the device includes a current conducting element (4), a temperature sensing switch (5) and a he...  
WO/1996/009638
A thermostat with a case assembly with two terminals and movable contacts, with one of the contacts on a resilient blade to open and close a circuit through the terminals. A bimetal disc actuates the blade by heating to open the contacts...  
WO/1996/003761
A thermal fuse comprises a member (14) mounted on a ceramic substrate. The member comprises a fuse element and spring (M-shaped region) and is mounted locally with solder via connection pads (12, 21 and 13). The fuse element bridges oppo...  
WO/1995/034904
A micromechanical memory sensor includes a latch member assembly (20, 30) mechanically latching upon detection of a threshold value of a variable condition (ambient temperature, acceleration, pressure). The mechanical latching is detecte...  
WO/1995/034188
A liquid heating vessel comprises an electrical heating element (6) secured externally to its base plate (4). A boiling control (28), a primary overheat protector (30) and a backup overheat protector are provided in a base compartment (1...  
WO/1995/034187
A control for engagement with the external base of a liquid heating vessel comprises a carrier mounting two bimetallic actuators at opposite ends thereof. The actuators operate at the same temperature. Attached to the carrier is a mouldi...  
WO/1995/029368
An extended control knob connection to enable manual adjustment of the set point of a thermostat (12) used to control the temperature of water stored in the tank (10) of an electrically heated water heater. Formerly, owners or users of s...  
WO/1995/027302
A device (1) for protecting a small high-heat load electric motor against thermal overload having a break contact (6) in the motor power supply circuit actuated so as to break at a certain heat load by a bimetal component (10) secured to...  
WO/1995/026035
A temperature fuse cuts at least one current flow path that extends through the temperature fuse when temperature exceeds a triggering value. The temperature fuse has a housing that contains at least two temperature fuse elements and fro...  
WO/1995/023423
The present invention relates to an electric protective circuit comprising an electric fuse, including a solder (3), and an electric resistance loop (10) connected in series with the fuse (1), the fuse and loop being mounted on a substra...  
WO/1995/022159
The invention relates to a thermal cut-off (1) which interrupts a current path passing through it when an ambient triggering temperature is exceeded, with a housing (2) from which project two contacts (3, 4) to form the current path via ...  
WO/1995/022159
The invention relates to a thermal cut-off (1) which interrupts a current path passing through it when an ambient triggering temperature is exceeded, with a housing (2) from which project two contacts (3, 4) to form the current path via ...  
WO/1995/019129
An electric immersion heater and integrated control (50) for an electric kettle or jug having a creep bimetal or trimetal (60) provided in good thermal contact with the head of the heater via a copper collar (68) disposed around the heat...  
WO/1995/016284
A battery assembly (10) includes at least one battery cell (12) and a circuit carrier (15) in thermal proximity to the at least one battery cell (12). Located on circuit carrier (15) is a thermal fuse (18) which is formed from an electri...  
WO/1995/011515
An electrically heated water boiling vessel has a planar heating element incorporated into the base of the vessel, the planar heating element comprising a stainless steel plate having a printed heating element formed on the underside the...  
WO/1995/011516
A planar heating element for an electrically-heated water boiling vessel comprises a stainless steel plate having a printed heating element formed on one side thereof, the printed heating element being sandwiched between electrically-ins...  
WO/1995/006324
An adjustable snap-acting thermostatic switch, exhibiting a substantially constant temperature differential between its switch-on and switch-off conditions throughout its adjustment range, consists of a snap-acting spring metal switch ac...  
WO/1995/004905
A temperature sensitive protective device (8) for an electrically boosted solar water heater, characterised by a first and a second automatically resetting thermostat (T1, T2), a resilient means (16), an actuator (30), a first and second...  
WO/1995/004364
A thermally-responsive current-sensitive switch comprises a moulded-plastics body (1) capturing therein first and second terminals (2, 3) in the form of metal stampings and having an internal chamber wherein a leaf spring (6) and a snap-...  
WO/1995/002180
A calorimetric sensor is described, in which a bimetallic lever (21, 22) is combined with a chemical sensing layer (23), e.g. a catalyst, and a sensitive device (6) to determine any deflection of the bimetallic lever. Due to its high sen...  
WO/1995/002170
A spectrometer is described with a new intensity detector for electromagnetic radiation. The detector comprises means for detecting the deflection of a cantilever which has a bimetallic/bimorph structure. The deflection is proportional t...  
WO/1995/000965
A control device, parts therefor and methods of making the same are provided, the control device (40) having a temperature sensing unit (44) comprising a rod (56) and tube means (51) utilizing a heat expandable and contractible polymeric...  
WO/1994/019815
A thermally-responsive switch, designed to go open circuit in response to relatively low overload curents of the order of 2 amps and below, comprises a moulded plastics body capturing therein first and second simple copper wire terminals...  
WO/1994/018689
To monitor the safety of at least one consumer, the unit (1) has series resistors (17 to 19) on a ceramic substrate (3), which serve simultaneously as a controlled heating sytem, and are exposed to an air flow in a channel (10). Dependin...  
WO/1994/017540
Long thermal paths and the resulting slow response times in sealed and electrically insulated thermal sensors may be substantially reduced by insulating and sealing the sensor (26) by a method which includes the steps of providing (30) a...  
WO/1994/017543
A thermostat (10) having a cup (12) for housing a bimetal blade (18). A flange (14) extends from the top edge of the cup (12) which receives an insulating layer (24) and cover material (26) on its top surface. The cover (26) is then fold...  
WO/1994/010422
An electrical safety switch for use with an electrically actuated wellbore tool, the switch having a first electrically conductive (25) member and a second electrically conductive member (35). At least one biasing member (27), including ...  
WO/1994/003913
The thermal cut-out consists of a strip-like leaf spring (1) with contact points (5, 6) at the ends for connection to corresponding circuit contacts (21, 22) on the substrate (20). The leaf spring (1) has a spring arm (4) as a connector ...  
WO/1993/026028
A thermofuse has a spring clip (1) with soldering joints (5, 6) at both ends and a bending section (4) in the area between the soldering joints. When the spring clip is not under strain, the distance between the soldering joints (5, 6) c...  
WO/1993/026027
An energy regulator (200) comprises a pivotally mounted, U-shaped bimetallic element (232), one limb (210) of which acts as an actuator for a microswitch arm (218), which is pivotally mounted to one end thereof. The other limb (234) acts...  
WO/1993/022782
An electromechanical timer (101) comprises a pair of switch contacts (109, 111), a rotary cam (115) determining the condition of the switch contacts, a snap-acting bimetal (124) arranged to move cyclically during operation of the timer, ...  
WO/1993/020575
A temperature operated switch construction, the switch construction (20A) comprising a housing (21A), a movable switch arm (30A) carried in the housing, a temperature actuated unit (44A) disposed in the housing (21A) and being operativel...  
WO/1993/016569
A combined element and control unit comprises an element (1) and a control unit (2) incorporating a primary overheat protector, a back-up overheat protector and a vapour sensitive boiling control. The dimensions of the element and contro...  
WO/1993/007636
Devices using memory metals are in general switch-like devices wherein the shape change as a memory metal element is caused to pass through its transition temperature and so changes its shape is employed to drive or trigger some action. ...  

Matches 301 - 350 out of 2,918