| 发明名称 |
MEASURING APPARATUS |
| 摘要 |
Apparatus for measuring the diameter of a workpiece includes a wheel which is rotated by contact with the workpiece and drives a pulse generator. The number of pulses generated during each revolution is counted and gives a direct indication of the workpiece diameter.
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| 申请公布号 |
US3656239(A) |
申请公布日期 |
1972.04.18 |
| 申请号 |
USD3656239 |
申请日期 |
1969.04.07 |
| 申请人 |
ENGLISH ELECTRIC CO. LTD.:THE |
发明人 |
DESMOND ERNEST HUTCHINSON;JOHN DAVID BICKERDIKE |
| 分类号 |
G01B3/12;G01B7/00;G01B7/12;(IPC1-7):G01B3/12;G01B7/04 |
主分类号 |
G01B3/12 |
| 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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