Tool driving or impacting – Advance causing or controlling means – Driven flexible member causes advance
Patent
1973-09-27
1976-08-10
Purser, Ernest R.
Tool driving or impacting
Advance causing or controlling means
Driven flexible member causes advance
E21C 506
Patent
active
039736342
ABSTRACT:
A device for driving a hose or cable reel along a feed beam of a drilling machine at half the speed of the drilling machine. The device comprises a slide guided by the feed beam in which a sprocket wheel is journalled in the slide and is rotated by engagement with the drive chain or similar drive means for the drilling machine to move back and forth in engagement with a stationary member on the feed beam at half the speed of the drilling machine.
REFERENCES:
patent: 2730332 (1956-01-01), Hale
patent: 3162253 (1964-12-01), Curtis
patent: 3500941 (1970-03-01), Rudman
patent: 3508619 (1970-04-01), Huffman
patent: 3744575 (1973-07-01), Strommes
Ekman Sven Axel
Persson Jan Edvard
Atlas Copco Aktiebolag
Munson Eric Y.
Pate III William F.
Purser Ernest R.
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