Heating device for seat
US8492680B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 10, 2006 |
| Grant date | Jul 23, 2013 |
| Priority date | — |
| Expiry date | Sep 23, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B2203/014
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A heating device for a seat exhibiting excellent durability, reliability, safety and enhanced workability in fixing work to a seat while reducing the cost and weight and ensuring comfortable feeling at seating without causing a strange feeling. The heating device for a seat comprises a heating matter (4) including a base substance (2) and a heating wire (3) arranged on the base substance, a temperature detection element (5) for detecting temperature of the heating matter, and a temperature control circuit (1) for controlling temperature of the heating matter based on the output from the temperature detection element, characterized in that the temperature detection element and the temperature control circuit are arranged at predetermined positions on the base substance. The temperature control circuit is insulation-covered together with a part of lead wires connected to the temperature control circuit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.