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专利名称：Directional lock
发明人：Ralph Thompson,Geoff Rutherford,Brian
Freeborn
申请号：US10406253申请日：20030404公开号：US06880202B2公开日：20050419
专利附图：
摘要：A directional lock for a caster. The caster has a wheel assembly including awheel rotatable about a wheel axis and a housing for supporting the wheel. The housingdefines a cavity for receiving a portion of the wheel. Also, the caster includes a stem
supported by the housing and positionable in a chassis element, the wheel assemblybeing pivotally attached to the stem. The directional lock has an engagement portionand a base portion coupled to the engagement portion such that the engagementportion is movable relative to the base portion. The engagement portion is for engagingthe wheel assembly to locate the wheel assembly in a predetermined position relative tothe chassis element. The base portion is adapted to cooperate with the chassis elementto maintain the engagement portion in a predetermined relation to the chassis element.
申请人：Ralph Thompson,Geoff Rutherford,Brian Freeborn
地址：Burlington CA,Milton CA,Mississauga CA
国籍：CA,CA,CA
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