Abstract: An optical element that is optically coupled to light inlet/outlet ends of an optical fiber is disposed on a base placed near the light inlet/outlet ends of the optical fiber. Moreover, a rod-like reinforcing member has an integral structure fixed into a first hole formed in the optical fiber and a second hole formed in the base 102.

Abstract: A photoelectric fiber includes a fiber including a core through which light is guided; an electrical unit formed continuously with the fiber, the electrical unit being configured to house a photoelectric conversion chip including a photoelectric conversion element; and an external electrode formed on a front surface of at least one of the fiber or the electrical unit, wherein the photoelectric conversion chip is optically connected to the core and electrically connected to the external electrode.

Abstract: A seat heater that is a seat including: a planer heating element that has a plurality of electric heating wires on its upper surface and that includes a fiber layer; a cushion member that locates over a lower surface of the planer heating element; and a skin that locates above the planer heating element, wherein the planer heating element has, in voids of the fiber layer, a silica aerogel that is a silica porous body having pores with a mean pore diameter of 10 nm to 68 nm.

Abstract: A temperature detection unit detects the temperature of a power plug. A control unit stops electric conduction to a battery when the detected temperature detected by the temperature detection unit is equal to or higher than a predetermined specified temperature (T1). The control unit recovers the electric conduction to the battery when the detected temperature detected by the temperature detection unit decreases to a specified temperature (T2) or lower, the specified temperature (T2) being lower than the specified temperature (T1).

Abstract: The seat heater of the present invention comprises: a warming heater provided in a seat section of a seat; a warming heater provided in a back section; an overheating-prevention unit; and a heating unit that heats the overheating-prevention unit, the overheating-prevention unit being configured by a non-return type temperature switch. This configuration allows activating the non-return type overheating-prevention unit prior to reaching an unsafe event, and turns the warming heaters OFF reliably, whereby a seat heater with an aim of implementing both high output and safety can be provided.

Abstract: There are: a communication sheet that propagates electromagnetic wave; a wireless communication part arranged close to the communication sheet, and stores predetermined information, and wirelessly transmits the predetermined information to the communication sheet; a shield part that shields a radio signal wirelessly transmitted from the wireless communication part; an operation part that enables or disables wireless communication between the communication sheet and the wireless communication part; and a discrimination part that discriminates contents of operation by the operation part based on the predetermined information wirelessly transmitted by the wireless communication part. According to an operation by said operation part to disable the wireless communication between said communication sheet and the wireless communication part, said shield part shields the radio signal from the wireless communication part.

Abstract: A seat heater that is a seat including: a planer heating element that has a plurality of electric heating wires on its upper surface and that includes a fiber layer; a cushion member that locates over a lower surface of the planer heating element; and a skin that locates above the planer heating element, wherein the planer heating element has, in voids of the fiber layer, a silica aerogel that is a silica porous body having pores with a mean pore diameter of 10 nm to 68 nm.

Abstract: A charging cable for use in charging a battery of an electrically-driven vehicle includes a power plug to be detachably connected to a receptacle outlet of a commercially available power source, a charging coupler to be detachably connected to the electrically-driven vehicle, a temperature sensor for detecting a temperature of an electric circuit between the power plug and the charging coupler, and a charging device having a controller for controlling a current value that flows from the power plug to the charging coupler. This configuration can minimize the charging time and enhance the durability between the charging cable and the receptacle outlet and between the charging cable and the charging coupler.

Abstract: A battery heater device which heats a battery with a plurality of cells mounted on a vehicle comprises a first heater part which heats cells positioned at an outer side in the battery; a second heater part which heats cells positioned at an inner side in the battery; and a controller which controls power to be supplied to the first and second heater parts; wherein the controller reduces the power supplied to the second heater part at a predetermined timing after start of the power supply to the first and second heater parts, thereby improving quick-heating performance of the battery and heating the battery more uniformly with use of simple arrangement.

Abstract: A seat heater includes a seat-warming heater which is connected to a power source and warms a person sitting on a seat, an over-temperature-preventing part which disconnects the connection between the seat-warming heater and the power source when the over-temperature-preventing part is heated to a predetermined temperature so as to prevent over-temperature of the seat-warming heater, and a heater which heats the over-temperature-preventing part, wherein the over-temperature-preventing part is non-return type, and the heater for the over-temperature-preventing part is arranged to cover opposite portions of the over-temperature-preventing part, thereby realizing both higher output and improved safety.

Abstract: There are provided a control device, a power-supply cord, and a charging cable to be connected to an automobile, wherein the control device includes an electric-leakage detection portion for detecting an electric leakage in the charging cable or the automobile, a connection detection portion for detecting the charging cable being connected to the automobile, and a power-supply interruption portion for controlling supply of electricity from the power-supply cord to the charging cable, and, further, the control device has a function of activating the electric-leakage detection portion in a predetermined case, in a state where the automobile charging apparatus is supplied with a commercial power supply.

Abstract: A seat heater includes a seat-warming heater which is connected to a power source and warms a person sitting on a seat, an over-temperature-preventing part which disconnects the connection between the seat-warming heater and the power source when the over-temperature-preventing part is heated to a predetermined temperature so as to prevent over-temperature of the seat-warming heater, and a heater which heats the over-temperature-preventing part, wherein the over-temperature-preventing part is non-return type, and the heater for the over-temperature-preventing part is arranged to cover opposite portions of the over-temperature-preventing part, thereby realizing both higher output and improved safety.

Abstract: A battery heater device which heats a battery with a plurality of cells mounted on a vehicle comprises a first heater part which heats cells positioned at an outer side in the battery; a second heater part which heats cells positioned at an inner side in the battery; and a controller which controls power to be supplied to the first and second heater parts; wherein the controller reduces the power supplied to the second heater part at a predetermined timing after start of the power supply to the first and second heater parts, thereby improving quick-heating performance of the battery and heating the battery more uniformly with use of simple arrangement.

Abstract: A temperature detection unit detects the temperature of a power plug. A control unit stops electric conduction to a battery when the detected temperature detected by the temperature detection unit is equal to or higher than a predetermined specified temperature (T1). The control unit recovers the electric conduction to the battery when the detected temperature detected by the temperature detection unit decreases to a specified temperature (T2) or lower, the specified temperature (T2) being lower than the specified temperature (T1).

Abstract: A seat heater includes first heat-generating elements embedded in a seat so as to correspond to first sites of a seat occupant, second heat-generating elements embedded in the seat so as to correspond to second sites of the seat occupant, and a controller for executing a fluctuation control in which a first set temperature of the first heat-generating elements and a second set temperature of the second heat-generating elements are increased or decreased in each of a plurality of predetermined time periods. The controller sets the first set temperature to be higher than the second set temperature in one of the time periods and sets the second set temperature to be higher than the first set temperature in another of the time periods.

Abstract: A vehicle seat heater, which is to be fitted to a vehicle seat, includes a base sheet and a heater wire laid in the base sheet. The heater wire is laid in the base sheet so as not to orthogonally intersect its predicted wrinkle lines R. As a result, disconnections of the heater wire caused by repeated deformations of the vehicle seat heater can be suppressed.

Abstract: A planar heating device and a seat equipped with the device include: first and second warming heaters connected in parallel with electric power source; thermistor; thermostat connected in series with second warming heater; a heating part, i.e., first warming heater, that heats thermistor and thermostat; and controller to control temperatures of first and second warming heaters in accordance with temperature information from thermistor. For a period until thermostat turns off, quick-heating property is improved by energizing first and second warming heaters.

Abstract: A charging cable A for use in charging a battery of an electrically-driven vehicle includes a power plug 14 to be detachably connected to a receptacle outlet 12 of a commercially available power source, a charging coupler 16 to be detachably connected to the electrically-driven vehicle C, a temperature sensor 14a for detecting a temperature of an electric circuit between the power plug 14 and the charging coupler 16, and a charging device 20 having a controller 20a for controlling a current value that flows from the power plug 14 to the charging coupler 16. This configuration can minimize the charging time and enhance the durability between the charging cable and the receptacle outlet and between the charging cable and the charging coupler.

Abstract: The seat heater of the present invention comprises: a warming heater provided in a seat section of a seat; a warming heater provided in a back section; an overheating-prevention unit; and a heating unit that heats the overheating-prevention unit, the overheating-prevention unit being configured by a non-return type temperature switch. This configuration allows activating the non-return type overheating-prevention unit prior to reaching an unsafe event, and turns the warming heaters OFF reliably, whereby a seat heater with an aim of implementing both high output and safety can be provided.

Abstract: A sheet heater structured so that heating wire is fixed to air-passing base material by sewing. This structure can provide a sheet heater that has improved durability of heating wire 2 against the load imposed on the seat during sitting, comfortable feeling of sitting in the seat, and high air-passing capability.