发明名称 |
Draft protection device for precision balances |
摘要 |
A draft protection device for a precision balance including an exposed weighing dish. The device includes at least two hollow bodies of similar shape which can be telescopically slid one into the other. The hollow bodies are maintained in the desired position by a self-locking intermediate ring placed on the inner second hollow body.
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申请公布号 |
US4893686(A) |
申请公布日期 |
1990.01.16 |
申请号 |
US19890345780 |
申请日期 |
1989.05.01 |
申请人 |
METTLER INSTRUMENTE AG |
发明人 |
CHRETIEN, PHILIPPE;BAUERT, BRUNO |
分类号 |
G01G21/30;G01G21/28;G01G23/00 |
主分类号 |
G01G21/30 |
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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