Ultra-compact power length adjuster with anti-back drive capability and pinion-rack output for a vehicle seat

A seat adjuster drive including a stationary track that is fixed to a vehicle and a sliding track that is arranged in sliding engagement with the stationary track for movement fore and aft. A gear box, mounted to the sliding track, supports a pinion that is part of a rack and pinion drive assembly....

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Bibliographic Details
Main Authors Napau, Doina, Napau, Ileana Dacia, Napau, Mircea, Napau-Stoica, Radu Calin, Napau, Ioan
Format Patent
LanguageEnglish
Published 19.09.2023
Subjects
PERFORMING OPERATIONS
SEATS SPECIALLY ADAPTED FOR VEHICLES
TRANSPORTING
VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDEDFOR
VEHICLES IN GENERAL
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Summary:A seat adjuster drive including a stationary track that is fixed to a vehicle and a sliding track that is arranged in sliding engagement with the stationary track for movement fore and aft. A gear box, mounted to the sliding track, supports a pinion that is part of a rack and pinion drive assembly. The gear box houses a conical spiral gear set and one or more planetary gear sets. The conical spiral gear set includes a conical pinion gear that is coupled to an electric motor and a conical spiral gear that is arranged in meshing engagement with the conical pinion gear. The conical spiral gear is carried on the pinion in a sliding fit. The one or more planetary gear sets rotatably couple the conical spiral gear and the pinion through a gear reduction.
Bibliography:Application Number: US202016787420