Vehicle seat

The vehicle seat design with a thermoelectric module and blower system effectively directs temperature-controlled air to the occupant and waste heat air away from other passengers, addressing discomfort caused by waste heat air in existing systems.

JP2025166651APending Publication Date: 2025-11-06TOYOTA BOSHOKU KK
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Patent Information

Application Number
JP2024070822
Authority / Receiving Office
JP · JP
Patent Type
Applications
Current Assignee / Owner
Filing Date
2024-04-24
Publication Date
2025-11-06

AI Technical Summary

Technical Problem

The waste heat air from the vehicle headrest temperature regulator in existing systems can cause discomfort to passengers in adjacent seats.

Method used

A vehicle seat design with a thermoelectric module and blower system that adjusts the temperature of incoming air and waste heat air, directing temperature-controlled air to the occupant and waste heat air away from other passengers through separate exhaust ports.

Benefits of technology

Prevents waste heat air from being blown around the heads of other occupants, alleviating discomfort and ensuring comfort for all passengers.

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Abstract

To provide a vehicle seat that prevents air for heat discharge from being directed toward the head region of another occupant and that reduces discomfort experienced by the other occupant.SOLUTION: A vehicle seat (1) comprises a thermoelectric module (52) that is disposed in a headrest (4) and adjusts the temperature of conditioning air flowing in as well as adjusts, by heat discharge, the temperature of air for heat discharge flowing in, a blower (51) that is disposed on an upstream side of the thermoelectric module within the headrest and sends air including the conditioning air and the air for heat discharge to the thermoelectric module, a first exhaust port (45B) that discharges the conditioning air whose temperature has been adjusted by the thermoelectric module, and a second exhaust port (61A) that discharges the air for heat discharge whose temperature has been adjusted by the thermoelectric module, wherein the first exhaust port is disposed on an occupant support surface (48) of the headrest, and the second exhaust port is disposed in a seat back (3) that is located below the headrest.SELECTED DRAWING: Figure 2
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