Implements or apparatus for applying pushing or pulling force – Method or apparatus for placement of conductive wire – Conduit snakes
Reexamination Certificate
2005-01-04
2005-01-04
Watson, Robert C. (Department: 3723)
Implements or apparatus for applying pushing or pulling force
Method or apparatus for placement of conductive wire
Conduit snakes
C254S134400
Reexamination Certificate
active
06837486
ABSTRACT:
A frame assembly includes a shoe frame and a roller frame. The shoe frame includes an inflatable bladder thereon and the roller frame includes at least one roller that is rotatably mounted thereto. The method of the present invention comprises placing the shoe within a pipe and inflating the bladder so as to secure the shoe frame within the pipe. A flexible cable is then trained around the roller and into the flexible pipe.
REFERENCES:
patent: 2286781 (1942-06-01), Abramson et al.
patent: 4202530 (1980-05-01), Conti
patent: 6109595 (2000-08-01), Lecours
Fast Rick A.
Kiest, Jr. Larry W.
Schuh Victor F.
Thomas Stephen L.
Vanderlans Eric G.
LMK Enterprises, Inc.
McKee, Voorhees & Sease, PLLC
Watson Robert C.
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