Abstract: The hermetic terminal includes a metal base that is provided with at least one sealing hole, a lead that is inserted in the sealing hole provided on the metal base, an insulating material that hermetically seals the metal base and the lead, and a heat insulating member that is provided to cover at least a partial surface of the hermetic terminal which is located inside a pressure-resistant container after the hermetic terminal is fixed to the pressure-resistant container and comes into contact with refrigerant sealed in the pressure-resistant container.

Abstract: A thermal protector includes: a first terminal and a second terminal that are provided at both ends in a longitudinal direction and connected to an external circuit; an insulation block that holds the first terminal and the second terminal; a fixed contact and a movable contact capable of coming into contact with each other; a movable plate having the movable contact provided at a leading end; and a bimetal engaged with the movable plate. Each of the first terminal and the second terminal has a main body, an extension, and a slit. The main body of the first terminal and the main body of the second terminal lie in a first plane, and a fixed contact support part of the extension and a movable plate support part of the extension lie in a second plane. An angle formed by the first plane and the second plane is an acute angle.

Abstract: A temperature-dependent switch comprising first and second stationary contacts and a temperature-dependent switching mechanism having a movable contact member. The switching mechanism, in its first switching position, presses the contact member against the first contact and thereby produces an electrically conductive connection and, in its second switching position, keeps the contact member spaced apart from the first contact and thereby disconnects the electrically conductive connection. The switch further comprises a closing lock that, as soon as it is activated, prevents the switch once having opened from closing again. The closing lock comprises a locking element having a shape-memory alloy and an opening through which the movable contact member protrudes. The locking element is configured to change its shape upon exceeding a locking element switching temperature and activate the closing lock, which holds the switching mechanism in its second switching position.

Abstract: A heating, ventilation, and/or air conditioning (HVAC) system with a vibration sensor coupled to a component of the HVAC system includes a data analyzer with a processor configured to receive an input from the vibration sensor coupled to the component of the HVAC system. The processor is configured to determine a remaining useful life (RUL) indication for the component of the HVAC system based on applying an analytical model using the input from the vibration sensor and to output the RUL indication.

Abstract: A radially insertable thermistor assembly for installation into a stator having a plurality of stator windings. The radially insertable thermistor assembly includes a thermistor housing having one or more radially outwardly extending elements that extend through a void between two adjacent stator windings and being operable to connect to one of the stator and the plurality of stator windings, and a sensing element arranged at the thermistor housing.

Abstract: A powered wall plate comprising a wall plate, at least two electrical plug prongs, an electrical circuit, and an electrical feature. The wall plate has a front surface opposite a rear surface and at least one opening sized to expose a first electrical receptacle of an electrical device. The at least two electrical plug prongs originate within the wall plate and extend rearward from the rear surface, and are configured to removably mate with a second electrical receptacle of the electrical device. The electrical circuit is located between the front surface and the rear surface. The electrical feature is exposed on the wall plate and is configured to receive power from the at least two electrical plug prongs through the electrical circuit. The wall plate may have a profile with a first thickness and a second thickness. The second thickness may be less than three times the first thickness.

Abstract: A powered wall plate with a plug-in module having an electrical plug and an module cover. The electrical plug has at least two electrical prongs that are configured to removably mate with an electrical receptacle. The module cover is located adjacent to the electrical plug and has a surround configured to extend around a portion of the perimeter of the wall plate, an LED light located along a bottom edge of the module cover, a USB port exposed on a surface of the module cover, and a circuit contained within the module cover and configured to supply power to the USB port and the LED light when power is supplied to the electrical prongs. The wall plate has a first mounting screw aperture and the plug-in module has a second mounting screw aperture that receive a mounting screw, attaching the plug-in module to the wall plate and the electrical device.

Abstract: Electrical harness for a turbomachine, comprising a first termination connected to an apparatus (3) capable of emitting an electrical signal, and a second termination connected to a signal processing apparatus (4), characterised in that it comprises an electronic circuit for filtering the signal, said circuit comprising at least one electronic component associated with an operating temperature threshold, and one thermally triggered electrical interruption means connected in series or in parallel with said electronic component, said electrical interruption means being capable of changing from an open state in which a current cannot flow through it, to a closed state in which a current can flow through it, or reciprocally from a closed state to an open state, from a tripping temperature lower than or equal to the operating temperature threshold of said electronic component.

Abstract: A battery module has a plurality of battery cells each including a cell case and a battery element contained in the cell case. The battery module includes a lead to electrically connect a terminal of each of the battery cells to a current collector and a heat shutoff mechanism to break electrical connection between the terminal and the current collector by heat from the cell case when the cell case reaches a predetermined temperature or higher.

Abstract: A temperature sensor assembly for an electric machine includes an elongated housing including an anchor portion, a temperature sensor disposed in the anchor portion, and a retention body extending from the elongated housing opposite the anchor portion and including spaced apart retention arms. The temperature sensor assembly further includes a wire guide extending from the retention body and extending along a retention arm away from the elongated housing, and a lead wire extending from the temperature sensor and through the wire guide.

Abstract: A auxiliary power (AP) input switch includes at least a line power-in terminal, a switched power out terminal, an AC power entry receptacle and a switch actuating element that is switched to an on state to make a connection between the line power-in terminal and the switched power-out terminal, and is switched to an off state to break the connection between line power-in terminal and the switched power-out terminal and to make a connection between the AC power entry receptacle and to the switched power-out terminal. The auxiliary power (AP) input switch that is used as or to replace an emergency cut-off switch for an electrically-driven system, such as a heating system, air conditioning system, refrigeration system, etc., without limitation.

Abstract: A pre-overheat system for minimizing engine damage due to overheating includes a temperature sensor and a warning system that alerts the vehicle's operator (using light, sound, vibration, etc.) if temperatures exceed steady-state temperatures and/or reach higher pre-overheat temperatures. Steady-state temperatures are measurable when the vehicle is functioning normally (especially its cooling system) and is running in normal environmental conditions, but is lower than a redzone overheat temperature for the particular vehicle. When the redzone overheat temperature is reached, the vehicle has gotten too hot and is likely to sustain irreparable damage. The operator can reduce or prevent damage to the vehicle by taking corrective action (such as stopping and checking coolant level and clearing debris from clogged vents and screens) before the vehicle is overheated. A shutdown mechanism can shut off the vehicle before the redzone overheat temperatures are reached.

Abstract: One aspect provides of this disclosure provides a flush wall mounting system for an electronic controller. This embodiment comprises a housing for receiving electrical components therein and having a front panel and a back panel coupled to the front panel. The back panel has a raised portion extending therefrom. This aspect further includes a mounting plate removably couplable to the back panel of the housing and has front and back sides. The front side includes a flange around a perimeter thereof and has a recess formed therein configured to receive the raised portion of the back panel therein. The recess forms a raised portion extending from the back side and configured to be receivable within an opening in a wall. A method for manufacturing the mounting system is also provided.

Abstract: A self-hold type thermal protector according to the present invention includes a movable contact of a movable plate rises and separates from a fixed contact when a bimetal of the thermal protector inversely warps at a predetermined temperature, an electric current between the contacts, namely, an electric current between a movable contact side terminal and a fixed contact side terminal is disrupted, and the disrupted current flows into the polymer PTC element, which is then made to produce heat and is thermally expanded to increase a resistance value. A second terminal member on a side opposite to a first terminal member where the polymer PTC element is positioned and fixed forms a bowing part, and a gap h is formed between an upper inner wall of a housing and the upper surface of the second terminal member.

Abstract: An electrical component has a protective housing. Two connection surfaces for the electrical connection of connecting cables are provided on the component. The connecting cables are provided with a flexible plastic sheath and connected electrically at their first ends to the connection surfaces. The connecting cables protrude with their second ends through a cable bushing out of the protective housing. An additional sheathing is arranged on the plastic sheath of the connecting cables over a first length and is materially connected to the plastic sheath by a firm bond. The cable bushing is manufactured from plastic and is materially connected by a firm bond to the additional sheathing over a second length.

Abstract: A sealed thermostat includes a body, electrical leads extending from the body for electrically connecting the thermostat to a system, a sheath sized to encapsulate the body and having a wall terminating at an open end, the sheath being disposed around the body with at least one of the electrical leads extending from the open end, and a sealant disposed in the open end around at least one electrical lead and between at least one electrical lead and the wall, thereby sealing the body within the sheath. The sealant and sheath substantially completely isolate the body from gasses capable of being ignited by an arc within the body.

Abstract: A miniature circuit breaker has a housing formed of a housing base of insulating material and a pot-like housing cover, which is or can be positioned onto the housing base. Two elongate and flat contact arms are partially embedded in the housing base parallel with respect to one another in terms of their longitudinal direction. A fixed contact is arranged at an inner end of a first one of the contact arms. A bimetallic snap-action disk with a free end, forming or bearing a moving contact, is fitted at an inner end of the second contact arm at a fastening point. The fastening point, the moving contact and the fixed contact are in this case on an axis which is parallel to the longitudinal direction of the contact arms.

Abstract: A thermally responsive switch includes a hermetic container including a housing and a header plate hermetically secured to an open end of the housing, a conductive terminal pin inserted through the header plate, a conductive pin, a thermally responsive plate having one of two ends fixed to the terminal pin, a movable contact secured to the other end of the thermally responsive plate, and a fixed contact fixed via an electrical conductor to the terminal pin, the conductor having a fuse part and a heater. The fixed contact is fixed to a ceramic member disposed between the container and the fixed contact. The housing includes a bottom surface including both lengthwise ends between which the conductive pin is interposed. Both ends of the housing bottom surface are deformed axially relative to the conductive pin from an initial state, so that an operating temperature of the switch is calibratable.

Abstract: A temperature-dependent switch 10 has, on the outside on its housing, a first and at least a second connecting surface 22, 23 for directly connecting feed lines and, in the housing, a temperature-dependent switching mechanism, which depending on its temperature produces or opens an electrically conducting connection between the two connecting surfaces 22, 23. The feed lines are directly connected, at their inner ends 27, 28, to the connecting surfaces 22, 23, the switch 10 being encased by an insulating protective layer 32, and the feed lines, at their free ends 29, 31 which are remote from the inner ends 27, 28, are free of the protective layer 32. The feed lines are in the form of connecting lugs 25, 26, which are connected in material-connecting engagement, at their inner ends 27, 28, to the connecting surfaces 22, 23 and, at their free ends 29, 31, are directly forms as plug-type connections.

Abstract: A multiple output thermal switch device comprises a first switch unit having upper and lower surfaces, and a second switch unit having upper and lower surfaces. A plurality of terminal posts partially protrude from the upper surfaces of the first and second switch units. A locating plate supports the first and second switch units, with the locating plate having a top wall and a side wall that define a chamber. First and second actuator buttons protrude from the lower surfaces of the first and second switch units. A bimetallic plate is disposed in the chamber and is configured to contact the first and second actuator buttons when a predetermined temperature is reached. A case surrounds the first and second switch units, and the locating plate. The case has a bottom wall with a temperature sensing surface. The thermal switch device is selectable such that two set points are obtainable from a single snap-action of the bimetallic plate toward the first and second actuator buttons.

Abstract: A self-holding type thermal protector, wherein a movable contact of a movable plate rises and separates from a fixed contact when a bimetal of the thermal protector inversely warps at a predetermined temperature, an electric current between the contacts, namely, an electric current between a movable contact side terminal and a fixed contact side terminal is disrupted, and the disrupted current flows into the polymer PTC, which is then made to produce heat and is thermally expanded to increase a resistance value. A second terminal member on a side opposite to a first terminal member where the polymer PTC is positioned and fixed forms a bowing part, and a gap is formed between an upper inner wall of a housing and the second terminal member.

Abstract: A temperature-dependent switch (10) has a housing (11), on which a first and a second external connection (17, 18) are arranged, and a temperature-dependent switching mechanism (33, 29) , which is arranged in the housing (11) and makes an electrically conductive connection between the first and the second external connection (17, 18) as a function of its temperature, wherein the switching mechanism (33, 29) has a spring part (33), which is electrically connected at its first end (37) to an external connection (17) and is fitted at its second end (36) with a moving contact part (32) which interacts with the second external connection (18), and a bimetallic part (29) which electrically disconnects the moving contact part (32) from the second external connection (18) as a function of its temperature. The housing (11) is closed on its upper side by an electrically conductive cover part (12) which is directly connected to the first external connection (17).

Abstract: A cap (27) for a temperature-dependent switch (10) having a first connection area (22) and at least one second connection area (23) on the outer surface of its housing (11, 12) for the purpose of electrically connecting leads (25, 26) is designed as a cup-like surrounding housing that can be pushed onto the switch (10), preferably with an accurate fit, such that the connection areas (22, 23) for electrical connection are accessible from the outside after said surrounding housing has been pushed on, whereby a first opening (28) for the first connection area (22) and a second opening (29) for the second connection area (23) are provided in said cap (27).

Abstract: A protector for a three-phase electric motor has a container with a housing and a metal plate secured thereto. A protrusion is provided in the housing. Three conductive terminal pins, each with a fixed contact, protrude into the housing through the metal plate. A thermally responsive plate is connected to the three moveable contacts. The thermally responsive plate is dish shaped and reverses its direction of curvature at a predetermined temperature. Three moveable contacts are secured to the thermally responsive plate. An elastic member extends between the protrusion and the thermally responsive plate. A rotation member prevents the thermally responsive plate from rotating, thereby maintaining the moveable contacts in opposition to the fixed contacts. The conductive terminal pins are located at a neutral point side of phase windings of a three-phase motor so that AC current flowing into the three-phase motor is interrupted.

Abstract: An appliance assembly includes an appliance and an appliance member. The appliance includes a wall defining a plurality of holes. The appliance member is carried by the appliance. The appliance member includes a housing which includes a snap-fit arrangement coupled with the appliance. The snap-fit arrangement includes a first plurality of ears and a second plurality of ears, the first and second plurality of ears snap-fittingly engaging the plurality of holes.

Abstract: A temperature-dependent switch 10 has, on the outside on its housing, a first and at least a second connecting surface 22, 23 for directly connecting feed lines and, in the housing, a temperature-dependent switching mechanism, which depending on its temperature produces or opens an electrically conducting connection between the two connecting surfaces 22, 23. The feed lines are directly connected, at their inner ends 27, 28, to the connecting surfaces 22, 23, the switch 10 being encased by an insulating protective layer 32, and the feed lines, at their free ends 29, 31 which are remote from the inner ends 27, 28, are free of the protective layer 32. The feed lines are in the form of connecting lugs 25, 26, which are connected in material-connecting engagement, at their inner ends 27, 28, to the connecting surfaces 22, 23 and, at their free ends 29, 31, are directly forms as plug-type connections.

Abstract: A structure for mounting a temperature switch on a compressor of a vehicle air-conditioner is disclosed. The switch has a cylindrical metal container and a thermally responsive element disposed on a container bottom. The structure includes a housing recess for housing the switch, a fixing cover including an upper cover and one or plural band-shaped legs downwardly extending from a peripheral edge of the cover and housed in the recess with the switch, and one or plural claws formed on the fixing cover legs. When the switch is housed in the recess, the claws are engaged with an inner surface of the recess to be locked. An adhesive is interposed between the switch and the recess when the switch is housed in the recess. The legs are constructed so that parts of the legs are buried in the adhesive when the switch is housed in the recess.

Abstract: 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 manifold for pressurizing a fluid. The propelling member is keyed with a motor. The overheating protection device comprises a housing including a back plate, a top plate, a bottom plate, a first side plate and a second side plate for defining a cavity. The back plate, the top plate, the bottom plate, the first side plate and the second side plate define an aperture. A thermostat switch is positioned within the cavity and is electrically coupled between the electrical power source and the motor. A cover engages the aperture for sealing the thermostat switch within the housing. The cover includes a bore for relieving the thermostat switch. A thermo-conductive layer has an interior surface and an exterior surface.

Abstract: A temperature control switch comprises a switch casing, which contains a springy slice, where the springy slice is provided with a thermostatic bimetal strip on its bouncing end. The thermostatic bimetal strip is provided with an electric heating device, where the first end and second end of the device are respectively connected in series between a first control terminal and the thermostatic bimetal strip. The elevated end of the thermostatic bimetal strip links one end of an uplifted metal slice to form an incompletely fixed link point, while the other end of the uplifted metal slice features a swaying contact, which corresponds to the contact point that a second control terminal joins. When subjected to heat, the one end of the thermostatic bimetal strip deforms, enabling the swaying contact to separate from the contact point, thus preventing the contact point from being damaged by the heat.

Abstract: A manually resettable thermostat has several individual resettable thermostats which have respective calibration temperature, stacked one above the other and formed as an integral assembly. The thermostat may be utilized in the thermostatic system that need several different manually resettable thermostats with different calibration temperatures so the space of the system is saved and the operation of the thermostat is simplified.

Abstract: A thermostat has a movable place where a spring point and a securing plate portion are integrally formed. The spring point is provided with a movable contact at a position that faces a fixed contact, a protrusion with which a bimetal that counter turns comes into contact, a hole for inserting the head of a bimetal holding point, and a protrusion for holding the bimetal, and the spring point is valley-folded at a folding point so as to face the securing plate portion. The securing plate portion is integrally constituted of a terminal point connected to one external terminal, a fixation point for securing an insulating plate, which has the fixed contact in a manner to hold the plate from both sides, and a holding point folded and set up, penetrating a central hole of the bimetal to hold the bimetal.

Abstract: A removable cover is provided that includes a flexible elastic material forming a cover front portion and a plurality of edge portions. The plurality of edge portions are configured to be stretched over at least a portion of two or more sides of a thermostat, such that the cover may be secured onto a thermostat via the tension of the edge portions stretched over the thermostat. The cover is adapted to be placed onto the thermostat to provide protection for at least the front surface of a thermostat.

Abstract: A bimetallic thermostat with exchange contact is described comprising an external support covering (1) and an internal device (2) made up of a pierced base (3) provided with a packing (4) and with electric contacts (5, 15, 25, 35) with the outside, of a relay (8) electrically connected with said base (3) and of a sensitive thermostatic element (9) electrically connected with said relay (8). Said thermostat comprises in addition a printed circuit (7) interposed between the sensing element (9) and the relay (8).

Abstract: A thermal switch includes a low abrasive and wear resistant disc seat for holding a bimetallic disc. The disc seat includes a disc body with a flange extending from a periphery of the disc body. A centralized through opening may be located in the disc body to prevent warping of the disc body during its manufacture. In addition, the disc seat may be made from brass where at least a first surface of the disc body is plated with Teflon Electroless Nickel, which may take the form of sub-micron particles of polytetrafluoroethylene with auto-catalytically applied nickel.

Abstract: The present invention is to provide a temperature control switch, comprising a switch casing, which contains a springy slice, where the springy slice is provided with a thermostatic bimetal strip on its bouncing end. The thermostatic bimetal strip is provided with an electric heating device, where the first end and second end of the device are respectively connected in series between a first control terminal and the thermostatic bimetal strip. The elevated end of the thermostatic bimetal strip links one end of an uplifted metal slice to form an incompletely fixed link point, while the other end of the uplifted metal slice features a swaying contact, which corresponds to the contact point that a second control terminal joins. The uplifted metal slice joins a springy element at its middle portion, where the springy element is fixed in the switch casing.

Abstract: A heating system for heating fluid media including a carrier unit, a heating unit arranged on the carrier unit and a heat transfer element arranged on the carrier unit and includes a material which is a good conductor of heat, which heat transfer element has a first mounting portion for mounting a first safety device which responds at a first response temperature and a second mounting portion for mounting a second safety device which responds at a second response temperature which is lower than the first response temperature, which heat transfer element has a first temperature pickup portion which is in direct heat-conducting contact with the heating unit and the first safety device. The heat transfer element has a second temperature pickup portion is spatially separate from the first temperature pickup portion and in heat-conducting contact with the medium to be heated and the second safety device.

Abstract: A device for attaching a thermal switch to a tube. The device includes a base having first and second sides and a thermal switch cavity located between opposing ends of the base on the first side. The cavity is configured to receive a thermal switch. Two straps attach the device to a tube at the opposing ends. The base, ends, and cavity are formed of aluminum coated with a low electrical resistance, chemical conversion coating. The second side is formed to receive a tube, such as a fuel line, of a predefined radius. Each of the ends includes at least one groove for receiving one of the straps. The straps are a low outgassing material.

Abstract: A thermostatic element (1) comprises a thermoconductive cup (2) containing a thermo-expandable substance (3) and a piston (4), which is axially displaceable with respect to said cup by the action of the thermo-expandable substance produced during the expansion thereof. The guiding of the piston with respect to the cup and the sealing of the thermo-expandable substance are provided by the same arrangement of a single-piece holder (5) comprising a rigid insert (51) for guiding the piston which is embedded into a flexible envelop (52) impermeable to said thermo-expandable substance and is interposed between the insert, the piston and the cup.

Abstract: A thermally-actuated switch mounted on an end of a motor coil of a hermetic motor-driven compressor includes a switch body including a metallic pressure-tight hermetic container, a contact mechanism disposed in the container, and an electrically conductive terminal which hermetically extends through the hermetic container and to which a lead wire is connected, and a holder including a base having a mounting face for the coil end and a holding portion located on a face of the base opposed to the mounting face for holding the switch body. The base is sized so as to prevent radiant heat from transferring from the coil end directly to the switch body. The holder has a through hole through which the terminal is inserted. The lead wire is connected to the terminal having been inserted through the hole so that the holder is held between the hermetic container and the lead wire.

Abstract: A motor protector (10) is shown having an elongated generally cup-shaped metallic housing (12) formed by a top wall (12a) and a side wall (12b) extending down from the perimeter of the top walls, the free end of which is welded to a header (14). The side and top wall have a rounded junction (12c) and a calibration rill (12e) is formed in the top wall from one end of the housing and through the rounded junction. An elongated thermostatic disc (16) is mounted in the housing and has a movable electrical contact (20) mounted at one end to be movable into and out of engagement with a stationary electrical contact (34) that is in turn mounted on a heater (26). A ceramic insulator plate (32) is interposed between the heater and the header.

Abstract: A protective device fitted to an electromagnetic coil to prevent damage to a thermal protective switch installed in the electromagnetic coil beneath the winding. In a preferred embodiment there is a subsequent encapsulation process following manufacture of the coil. Preferably, said device comprises a protective cap shaped to conform with the shape of the thermal switch and closely fitting the thermal switch and wiring connected thereto.

Abstract: A steam-responsive switch for use in an electrical water boiling appliance comprises a main body (12) from which extends a tubular portion (13) having at or near its leading end a heat responsive bimetal (16) extending across the mouth thereof which changes shape above a predetermined temperature defining a chamber behind the member and at the opposite face of the main body (12) an electrical contact pair, the bimetal (16) engaging on its rear face a slidable pushrod (20) which extends through the main body (12) in a sealed manner to act on the electrical contact pair, the tubular portion having a steam/air vent (64) at one side thereof adjacent the rear face of the bimetal (16).

Abstract: A striker pin in a thermal switch configured as a mechanical link between a bimetallic disk and an armature spring is provided. The striker pin includes a pin of molded ceramic material. The pin has a generally cylindrical shape, a first axial end, and a second axial end. The first axial end is fastenable in fixed relation to an armature spring. A metalizing film is fused to the second axial end. A metallic deposit is fused to the metalizing film such that the metallic deposit substantially covers the second axial end.

Abstract: An apparatus for controlling the operation of a HVAC system, where the apparatus is adapted to be releasably connectable to a thermostat sub-base assembly connected to an HVAC system. The apparatus is configured to be releasably connectable to the connector pins in a manner such that the apparatus may be slid onto the sub-base and easily removed without any disconnection of wiring. After completion of all construction, the apparatus may be removed and saved for future use, and a new digital thermostat may then be slid onto the connector pins of the sub-base.

Abstract: A thermostat assembly for opening and closing an electrical circuit in response to the temperature within a measurement region. The thermostat assembly includes a relatively low-cost bimetal disc thermostat, but may be used in circumstances where temperature or other conditions exceed the design limitations of the bimetal disc thermostat. An elongated probe has a distal end arranged to extend at least to the measurement region, and a heat-disseminating end in thermal contact with a thermally-conductive outer housing surface of the bimetal disc thermostat.

Abstract: An adjustable bimetal snap disc thermostat is disclosed which provides conventional resistance-type heaters symmetrically positioned adjacent one side of the snap disc to allow adjustment of the operating temperature of the thermostat. The heaters are supported in accurate, very close proximity to the bimetal snap disc to ensure excellent heat transfer thereto. Additionally, the volume of the chamber within which the heaters are supported is reduced by a bridge portion which also serves to further reinforce the outer housing walls. Additionally, guide surfaces for the heater terminals are provided to facilitate assembly.

Abstract: A steam-responsive switch for use in an electrical water boiling appliance comprises a main body (12) from which extends a tubular portion (13) having at or near its leading end a heat responsive bimetal (16) extending across the mouth thereof which changes shape above a predetermined temperature defining a chamber behind the member and at the opposite face of the main body (12) an electrical contact pair, the bimetal (16) engaging on its rear face a slidable pushrod (20) which extends through the main body (12) in a sealed manner to act on the electrical contact pair, the tubular portion having a steam/air vent (64) at one side thereof adjacent the rear face of the bimetal (16).

Abstract: Disclosed is an overload protector with a hermetically sealed structure, the overload protector comprising a housing that has an outer peripheral flange and an external connecting terminal and that accommodates a bimetal element having a movable contact and a fixed contact; a conducting plate that is installed to an upper portion of the housing and that has an external connecting terminal and a contact connected to the movable contact of the bimetal element; and an insulating gasket disposed between the housing and the conducting plate, grooves or ribs being formed on the entire flange, and ribs or grooves being formed on a portion of the conducting plate corresponding to the grooves or ribs formed on the flange in such a way that the ribs or grooves of the conducting plate are engaged with the groves or ribs of the flange.

Abstract: A thermal switch apparatus having an adapter mount that snaps to a modular thermal switch by hand or with the use of a simple tool. The thermal switch apparatus of the invention is embodied as a thermal switch apparatus including an adapter having a mounting apparatus and a receptacle, the receptacle having a female portion structured internally with a retainer. A modular thermal sensing device includes a male portion sized to enter the female portion of the receptacle, the male portion having an external relief structured to interlock with the internal retainer of the female portion. The male portion of the modular thermal sensing device is installed into the female portion of the receptacle, the retainer of the receptacle being mated with the external relief of the modular thermal sensing device.

Abstract: A switch comprising a molded housing having a cavity, and a set of electrical terminals formed within said cavity, with a displaceable elongated contact arm selectively forming a circuit between said set of terminals, wherein said displaceable elongated contact arm comprises a base having a formed edge which mates with said molded housing inside said cavity, to align said displaceable elongated contact arm with respect to said set of terminals. A method for forming a switch, comprising the steps of providing a molded housing having interior sidewalls defining a cavity, and a set of electrical terminals formed within the cavity; inserting a displaceable elongated contact arm within the cavity, the displaceable elongated contact arm having a base with formed edges which mate with the sidewalls, to align the displaceable elongated contact arm with respect to the set of terminals.