发明名称 |
MECHANICAL CALIPER WITH MANUAL DRIVE |
摘要 |
FIELD: mining. ^ SUBSTANCE: mechanical caliper with manual drive consists of a tip that is hinged to levers which are connected to the slide and are in contact with well shaft wall; lower rod control metric metal measure; lower part of axial stock is connected to the tip by means to threaded connection; on axial stock there arranged is the slide and movable metal load freely moving along it; lock nut is connected to upper part of axial stock by means of threaded connection; upper rod control metric metal measure is connected to the lock nut by means of safety hooks. ^ EFFECT: improved measurement accuracy of the well diameter in wide range of temperatures and pressures; simpler and cheaper device and lower overall dimensions. ^ 6 dwg |
申请公布号 |
RU2440494(C1) |
申请公布日期 |
2012.01.20 |
申请号 |
RU20100124990 |
申请日期 |
2010.06.17 |
申请人 |
OTKRYTOE AKTSIONERNOE OBSHCHESTVO "VNIIG IM. B.E.VEDENEEVA" |
发明人 |
KUBETOV STANISLAV VASIL'EVICH;SHIROKOV DMITRIJ ANATOL'EVICH |
分类号 |
E21B47/04;E21B47/08 |
主分类号 |
E21B47/04 |
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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