发明名称 |
Lifting clamp cam wear indicator and method |
摘要 |
A plate lifting clamp has an eccentric cam with spaced apart rounded teeth having sharp crested edges which are provided with gauge marks extending into each tooth. Excessive wear on the teeth may be visually observed by comparing the worn portion of each tooth to the location of the gauge marks.
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申请公布号 |
US4702508(A) |
申请公布日期 |
1987.10.27 |
申请号 |
US19860917766 |
申请日期 |
1986.10.10 |
申请人 |
COOPER INDUSTRIES |
发明人 |
WEINER, JEROME;CHOUNG, MOON |
分类号 |
B66C1/48;B66C13/46;(IPC1-7):B66C1/48;G01D21/00 |
主分类号 |
B66C1/48 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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