# US 12,759,442 B2 · Driver's seat heater and automobile driver's seat

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- Number: US 12,759,442 B2
- Document ID: US12759442B2
- Status: Granted
- Kind: B2
- Application number: 18/756,362
- Filed: 2024-06-27
- Published: 2025-01-09
- Granted: 2026-10-13
- Earliest claimed: 2023-07-07
- Assignees: NHK Spring Co., Ltd.; Subaru Corporation
- Applicants: Nhk Spring Co., Ltd.; Subaru Corporation
- Inventors: Kenzo Yasuda; Daisuke Tanaka; Yosuke Ishiyama; Fumito Kitanaka; Masato Fukushima
- Web page: https://patentgrep.com/patent/US12759442B2

## CPC

- B60N 2/5678: {characterised by electrical systems}
- B60N 2/62: Thigh-rests {(B60N2/914 takes precedence)}
- A47C 7/72: Adaptations for incorporating lamps, radio sets, bars, telephones, ventilation, heating or cooling arrangements or the like
- A47C 7/746: {without active means, e.g. with openings or heat conductors}
- B60N 2/5685: {Resistance}
- B60N: SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- A47C: CHAIRS; SOFAS; BEDS

## Abstract

A driver's seat heater installed at a seat cushion of an automobile driver's seat that includes a main section for supporting buttocks and thighs of an occupant, and left and right side bolster sections that are provided at seat left-right direction both sides of the main section and that jut out in a seat upward direction further than the main section. The driver's seat heater includes a main heater installed at the main section, and a side heater installed only at the side bolster section on a right side, of the left and right side bolster sections.

## Claims

### Claim 1

A driver's seat heater installed at a seat cushion of an automobile driver's seat,
wherein the automobile driver's seat comprises a main section configured to support buttocks and thighs of an occupant, and left and right side bolster sections that are provided at seat left-right direction both sides of the main section and that jut out in a seat upward direction further than the main section,
the driver's seat heater further comprising:
a heater main body comprising a main heater and a side beater; and
a sheet shaped base member configured to support the heater main body,
wherein the main heater is installed at the main section,
wherein the side heater is installed only at the right-side bolster section positioned on a right side of the automobile driver's seat,
wherein the automobile driver's seat does not comprise any heater at the left-side bolster section positioned on a left side of the automobile driver's seat.

### Claim 2 (depends on 1)

The driver's seat heater of claim 1, wherein:
the main heater and the side heater are configured by separate heater wires; and
the side heater is switched OFF when self-driving is enabled in an automobile installed with the automobile driver's seat and the automobile is traveling in a self-driving mode.

### Claim 3 (depends on 1)

The driver's seat heater of claim 1, wherein:
the main heater comprises:
a left-side heater installed at a left-side portion of the main section; and
a right-side heater installed at a right-side portion of the main section,
wherein the right-side heater is disposed further toward an outer side in a seat left-right direction than the left-side heater.

### Claim 4 (depends on 1)

An automobile driver's seat comprising:
a cushion pad configuring a cushion member of a seat cushion;
a cushion cover covering the cushion pad; and
the driver's seat heater of claim 1 installed between the cushion pad and the cushion cover.