THREADING TAP Russian patent published in 2008 - IPC B23G5/06

Abstract RU 2334602 C2

FIELD: technological processes.

SUBSTANCE: threading tap includes lead-in section, working section with cutting and calibrating parts, shank end. Internal diameter of the lead-in section is less or equal to the internal diameter of tap thread.

EFFECT: improved quality of thread.

3 dwg

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RU 2 334 602 C2

Authors

Kargin Vitalij Alekseevich

Dates

2008-09-27—Published

2006-09-06—Filed