Warmer Equipment and Warmer Device for Vehicle Seat

• US 20090032518A1
• Filed: 03/06/2007
• Published: 02/05/2009
• Est. Priority Date: 03/07/2006
• Status: Active Grant

• Current Assignee: Kurabo Industries Limited
• Original Assignee: Kurabo Industries Limited
• Inventors: Ohashi, Tadahiko, Ohashi, Yasuhiro
• Granted Patent: US 9,139,119 B2
• Time in Patent Office: Days
• US Class Current: 219/202
• CPC Class Codes: B60N 2/56 Heating or ventilating devices
• CPC Class Codes: B60N 2/5685 Resistance
• CPC Class Codes: H05B 2203/029 Heaters specially adapted for seat warmers

Abstract

Provided are a warmer equipment which is excellent in quick warming property at a rising time and which can satisfy temperature stability later thereby to improve the comfortableness, and a warmer device for a vehicle seat. The warmer equipment includes a warming member having a heater element, a temperature controlling thermostat, a temperature detecting element for detecting the temperature of the warming member, and a temperature control circuit for controlling the temperature of the warming member with an output coming from the temperature detecting element. The temperature controlling thermostat and the temperature control circuit are connected in parallel.

Claims

1. A warmer equipment, comprising a warming member including a heater element;

a temperature controlling thermostat;

a temperature detecting element for detecting temperature of the warming member; and

a temperature control circuit for controlling the temperature of the warming member by output from the temperature detecting element,

wherein the temperature control thermostat and the temperature control circuit are connected in parallel.

2. A warmer equipment according to claim 1, wherein an on-off operation range of the temperature detecting element is set between an on-off operation range of the temperature control thermostat.

3. A warmer equipment according to claim 1, wherein the warming member comprises a base material and a heater element including a cord heater arranged in the base material, and wherein the temperature controlling thermostat, the temperature detecting element and the temperature control circuit are all arranged in a predetermined position of the base material.

4. A warmer equipment according to claim 3, wherein the temperature control circuit is insulated and covered together with a portion of a lead wire connected to the temperature control circuit.

5. A warmer equipment according to claim 3, wherein a lead wire of the temperature detecting element is connected to the temperature control circuit on the base material.

6. A warmer equipment according to claim 4, wherein the temperature control circuit has a thickness of 9 mm or below.

7. A warmer device for a vehicle seat, comprising the warmer equipment according to claim 1.