The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 11, 2026
Filed:
Feb. 29, 2024
Hyundai Transys Inc., Seosan-si, KR;
Gu Chang Kang, Hwaseong-si, KR;
Sung Hoon Kim, Hwaseong-si, KR;
HYUNDAI TRANSYS INC., Seosan-si, KR;
Abstract
Disclosed is a lumbar support device for improvement of exhaust performance, the lumbar support device including a plurality of air bladders, each of the air bladders expanding or contracting, a control valve connected to an air pump configured to provide pneumatic pressure for expansion of the air bladder, wherein the control valve performs a control operation of supplying air supplied from the air pump to the air bladder or discharging the air supplied to the air bladder, and a ventilation blower connected to the control valve, wherein the ventilation blower is selectively driven, when a preset air bladder operation mode is terminated, so as to discharge the air remaining in the air bladder.