Implements or apparatus for applying pushing or pulling force – Portable implements or apparatus for tensioning flexible... – Including either force transmitting – hand held and operated...
Reexamination Certificate
2008-07-01
2008-07-01
Langdon, Evan (Department: 3654)
Implements or apparatus for applying pushing or pulling force
Portable implements or apparatus for tensioning flexible...
Including either force transmitting, hand held and operated...
C254S02900A, C024S13400L, C024S13400L, C294S132000
Reexamination Certificate
active
10875658
ABSTRACT:
A rope/wire pulling device designed to provide maximum pulling pressure by the use of two handles and a non-slip ratcheting clutch which grasps the rope or wire tighter as additional pulling pressure is applied.
REFERENCES:
patent: 983335 (1911-02-01), Westad
patent: 996259 (1911-06-01), Kern
patent: 1520716 (1924-12-01), Judd
patent: 3938620 (1976-02-01), Nothiger
patent: 4253218 (1981-03-01), Gibbs
patent: 4632442 (1986-12-01), Gerding
patent: 4843687 (1989-07-01), Kroepelin, Jr.
patent: 5133111 (1992-07-01), Brown
patent: 7076844 (2006-07-01), Skyba
Khristo Marc M.
Langdon Evan
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