Metal working – Means to assemble or disassemble – By rotation of work part
Patent
1988-06-09
1989-10-03
Watson, Robert C.
Metal working
Means to assemble or disassemble
By rotation of work part
B25B 1350
Patent
active
048707384
ABSTRACT:
A vehicle mounted drill rod holding device wherein a longitudinally extending clamp support having clamping means thereon is mounted at one end of a vehicle to be capable of extending in cantilever fashion from the vehicle at an angle to the line or direction of movement of the vehicle including means to allow rotation of the clamp support about its longitudinal axis and actuating linkage means to permit adjustable rotation to ensure flush positive engagement of the clamping means with the drill rod.
REFERENCES:
patent: 3844547 (1974-10-01), Lang et al.
patent: 3871427 (1975-03-01), Widegren et al.
patent: 4076131 (1978-02-01), Dahlstrom et al.
patent: 4345493 (1982-08-01), Rassieur
Central Mine Equipment Company
Watson Robert C.
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