An electric resistance heating coil assembly includes a spiral wound sheathed heating element having a first coil section and a second coil section. A bimetallic thermostat is connected in series between the first and second coil sections of the spiral wound sheathed heating element. The bimetallic thermostat is spring loaded such that a distal end of the bimetallic thermostat is urged away from a top surface of the spiral wound sheathed heating element. The electric resistance heating coil assembly also includes a shroud cover and a heat transfer disk.

A cooktop appliance or heating element, as provided herein, may include a thermostat within the heating zone of the heating element. The thermostat may include a base and a top cap held on the base. The heat transfer disk may be joined to the thermostat at the top cap.

Provided is a heat generating heater for a cigarette-type electronic cigarette device. A heat generating heater for a cigarette-type electronic cigarette device is configured by at least a portion of the length being inserted into a cigarette and comprises: a main body which is made of a ceramic material and has an end portion pointed for penetration into the cigarette; a heat generating unit which is disposed to surround the circumferential surface of the main body to generate heat for heating the inside of the cigarette; an arrangement hole which is formed in the main body along the longitudinal direction thereof; and a temperature sensing unit which is disposed in the arrangement hole for measuring a heating temperature of the heat generating unit.

This disclosure relates to a heat sensitive electrical safety device with a manually resettable device and an automatically resettable fuse. The manually settable fuse prolongs the serviceable life of the automatically resettable fuse.

A power circuit for controlling power to a heating element includes an electric resistive element and a thermal switch assembly in series. The thermal switch assembly includes a first contact connected to the electric resistive element, a second contact, and a bimetal element configured to electrically connect and disconnect the first and second contacts. The bimetal element establishing an electrical connection between the first and second contacts when a temperature of the bimetal element is below a predetermined cut-off temperature, and no longer electrically connecting the first and second contacts when the bimetal element is at or above the predetermined cut-off temperature. A first voltage is applied to the electric resistive element when the bimetal element electrically connects the first and second contacts and a second voltage, lower than the first voltage, is applied to the electric resistive element when the bimetal element electrically disconnects the first and second contacts.

An aerosol-generating system is provided, including an aerosol-generating device including a heater element; an aerosol-generating article, including a medicament source and a volatile delivery enhancing compound source; and at least one resilient member provided in the aerosol-generating device or the aerosol-generating article and being resiliently biased against the heater element, wherein at least one of the medicament source and the volatile delivery enhancing compound source contacts the at least one resilient member, and the aerosol-generating system is configured to heat the medicament source and the volatile delivery enhancing compound source of the aerosol-generating article so that the medicament source has a higher temperature than that of the volatile delivery enhancing compound source.

A temperature controller with thermal protection includes an action unit and a thermal fuse device that are tightly adjacent and connected in series, wherein the action unit includes a movable contact device and a fixed contact device; the movable contact device includes a bimetallic strip and a movable contact; the fixed contact device includes a fixed contact configured to be correspondingly in contact with the movable contact; the movable contact and the fixed contact are disconnected or connected under an action of the bimetallic strip; and an action temperature of the thermal fuse device is higher than an action temperature of the bimetallic strip.

A heating device includes a base, resistance heating elements, a power control circuit, a first temperature detector, a second temperature detector, a power interrupter, and control circuitry. The resistance heating elements are arranged in a longitudinal direction of the base and electrically connected in parallel. The first detector detects a temperature of a first resistance heating element. The second detector detects a temperature of a second resistance heating element. The power interrupter interrupts power supplied to the resistance heating elements when the temperature of the second resistance heating element becomes a predetermined temperature or more. The control circuitry controls the circuit such that a temperature of each resistance heating element becomes a predetermined temperature, based on a result of detection of the first detector, and interrupts the power supplied to the resistance heating elements when the second detector detects predetermined temperature information regarding the second resistance heating element.

A relay is disclosed. In an embodiment a relay includes a first contact, a second contact, a movable element arrangeable in a closed position and in an open position; and at least one bimetallic strip, wherein the movable element electrically connects the first contact to the second contact in the closed position, wherein the first contact and the second contact are electrically isolated from each other when the movable element is arranged in the open position, and wherein the at least one bimetallic strip is configured to be deformed upon an increase in temperature such that it presses the movable element against the first and second contacts after deformation.

A field device (1) includes an electronic circuit (200) connected to at least one of a sensor (600) and an actuator, a bimetal temperature switch (400) connected to a power source (100) in series with the electronic circuit (200) and configured to turn on when rising to a first temperature, a heating element (500) connectable to the power source (100) in parallel with the electronic circuit (200) and the temperature switch (400), and a housing (300) configured to house the electronic circuit (200), the temperature switch (400), and the heating element (500).