FIELD: machining. SUBSTANCE: tool holder 3 with cutter 4 and micrometric screw 6 are mounted in cylindrical hole of housing 1 of boring chuck. Ring-shaped recess is made on cylindrical surface of screw 6. C-shaped washer is set up in recess. EFFECT: simpler design. 3 dwg
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BORING CHUCK | 1998 |
|
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0 |
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BUILDING STRUCTURE CONCRETE STRENGTH TEST METHOD, PROFILED GROOVE BORING DEVICE, ANCHORING MEANS FOR BUILDING STRUCTURE CONCRETE STRENGTH TEST AND FORCE-APPLYING DEVICE THEREFOR, AS WELL AS ORIFICE DRILLING JIG | 2004 |
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Authors
Dates
1996-01-27—Published
1993-08-02—Filed