发明名称 Ratchet tool
摘要 A ratchet tool includes a head, a neck extending inclinedly from the head and a handle connected the neck. The handle has a ridge extending therefrom and two longitudinal grooves are defined between the two sides of the ridge and the outside of the handle. Grip material is wrapped the handle portion with the top surface of the ridge being located slightly higher than the surface of the grip material received in the two longitudinal grooves. The top surface of the ridge portion is visible in the grip material.
申请公布号 US6116122(A) 申请公布日期 2000.09.12
申请号 US19990336569 申请日期 1999.06.21
申请人 LIEN-SHENG, CHEN 发明人 LIEN-SHENG, CHEN
分类号 B25G1/10;(IPC1-7):B25B23/16 主分类号 B25G1/10
代理机构 代理人
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