Impact adapter for transfer of impacts and rotation from an...

Details Impact adapter for transfer of impacts and rotation from an... Impact adapter for transfer of impacts and rotation from an...

2003-09-12

2008-10-21

Rada, Rinaldi I. (Department: 3721)

Tool driving or impacting

Drive adjustable to completely change kind of drive

Adjustable to impacting device

C173S131000, C173S132000

Reexamination Certificate

active

07438138

ABSTRACT:
Impact adapter for transfer of impacts and rotation from an impact rock drilling machine to a drill string comprising a first end (5) for connection to a drill string and a second end provided with ridges (7) and interposed grooves (8) for transfer of rotation. The grooves (8) at the end (9) directed away from the first end (5) of the impact adapter (2) are widened in the direction away from the first end (5).

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patent: 1160214 (1984-10-01), None
patent: 0198809 (1986-10-01), None
patent: 1077305 (2001-02-01), None

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