发明名称 Level provided with impact-absorbing end caps
摘要 The present invention provides a level having a body which has a first end, a second end opposed to the first end, and a plane surface which connects the first and second ends, at least one level indicating device mounted to the body, and two end caps which are mounted onto the first and second ends, respectively. Each end cap has an outer end which is distributed by a plurality of resilient portions with small surface area for absorbing impact if the level is accidentally dropped or impacted.
申请公布号 US2010000106(A1) 申请公布日期 2010.01.07
申请号 US20090459656 申请日期 2009.07.06
申请人 ZHANG YUEXIANG;CHEN MING;SHUANG JIANJUN 发明人 ZHANG YUEXIANG;CHEN MING;SHUANG JIANJUN
分类号 G01C9/02 主分类号 G01C9/02
代理机构 代理人
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