E - Fixed Constructions – 03 – D
Patent
E - Fixed Constructions
03
D
15/12.3
E03D 11/00 (2006.01) E03C 1/30 (2006.01) E03F 9/00 (2006.01)
Patent
CA 1237855
ABSTRACT A mechanically operated impact tool adapted for use in clearing blockages in clogged waste lines. The tool embodies a pair of telescopically movable sleeves which house an anvil and a reciprocating piston. A coil spring functions to drive the piston against the anvil when one of the sleeves is moved tele- scopically over the other a predetermined distance.
469332
Irwin Lawrence F.
Meredith & Finlayson
LandOfFree
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