Release capsule for steering column

A vehicular steering column assembly ( 16 ) comprises a support bracket ( 26 ) which is joined to an outer, non-rotating sleeve ( 22 ). A release capsule ( 30 ) is releasably joined to a mounting surface ( 28 ) of the support bracket ( 26 ) via a plurality of spherical bodies ( 56 ) whose protruding...

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Bibliographische Detailangaben
Hauptverfasser: RIEFE RICHARD K, ARMSTRONG RAY G, JWALAPATHY RAVINDRA
Format: Patent
Sprache:eng
Schlagworte:
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Beschreibung
Zusammenfassung:A vehicular steering column assembly ( 16 ) comprises a support bracket ( 26 ) which is joined to an outer, non-rotating sleeve ( 22 ). A release capsule ( 30 ) is releasably joined to a mounting surface ( 28 ) of the support bracket ( 26 ) via a plurality of spherical bodies ( 56 ) whose protruding crowns ( 52 ) are seated in corresponding longitudinally-extending furrows ( 54 ) in the release capsule ( 30 ). Upon the application of sufficient force to the steering column ( 16 ), such as during a collision, the support bracket ( 26 ) is urged out of engagement with the release capsule ( 30 ) with the respective furrows ( 54 ) sliding over the crowns ( 52 ). The sliding engagement between the crowns ( 52 ) and the furrows ( 54 ) can be adjusted to establish a highly predictable and consistent release force and which is capable of increasing the frequency value for the steering column ( 16 ).