Mechanized cable puller

Hydraulic and earth engineering – Subterranean or submarine pipe or cable laying – retrieving,... – Repair – replacement – or improvement

Patent

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Details

405154, 242557, 37403, E02F 510

Patent

active

059136391

ABSTRACT:
A mechanized cable puller. By combinig a hydraulic track-mounted excavator with a winding spool the present invention provides underground machinery for pulling underground electrical cable from an underground conduit into an underground cable vault, without requiring the temporary installation of direction-changing pulleys in the cable vault. By using a square bar as part of the underground machinery, the cable can be pulled from any of four different directions, spaced ninety degrees apart, in a three-hundred-and-sixty-degree span.

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patent: 4890957 (1990-01-01), Rinas
patent: 5156355 (1992-10-01), Wadle
patent: 5211509 (1993-05-01), Roessler
patent: 5215272 (1993-06-01), Sauber
patent: 5332166 (1994-07-01), Kepes
patent: 5653293 (1997-08-01), Ellis
patent: 5672029 (1997-09-01), Boyer

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