发明名称 Caster attachment system
摘要 A caster attachment system includes an upper section and a lower section. The upper section mounts to a piece of equipment. The lower section provides a post for the mounting of a caster. A shaped key on the lower section fits within a receiver socket on the upper portion. The upper section and the lower section are held together by a threadable connection.
申请公布号 US7552508(B2) 申请公布日期 2009.06.30
申请号 US20060435533 申请日期 2006.05.17
申请人 ALCON, INC. 发明人 UNDERWOOD JOHN R.
分类号 B60B33/00 主分类号 B60B33/00
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