Implements or apparatus for applying pushing or pulling force – Pipe or rod jack – Lifter
Reexamination Certificate
2005-12-27
2005-12-27
Watson, Robert C. (Department: 3723)
Implements or apparatus for applying pushing or pulling force
Pipe or rod jack
Lifter
Reexamination Certificate
active
06978983
ABSTRACT:
A rod puller apparatus and method includes an extended lever. A roller pad is connected to the extended lever. A releasable grab attachment is connected to the roller pad. In a preferred embodiment, a foot leverage platform is connected to the roller pad. In a further preferred embodiment, a replaceable guide roller is provided so as to accommodate rods of various diameters. Other grab attachments are provided for rods with mushroomed heads and for square posts and/or metal fence posts.
REFERENCES:
patent: 2926890 (1960-03-01), Majors
patent: 3779516 (1973-12-01), King
patent: 3991976 (1976-11-01), Skinner
Harris Scottie E.
Sclease Joseph L.
Shaffer Jr. J. Nevin
Watson Robert C.
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