Excavating – Ditcher – With crumber
Patent
1993-06-10
1995-02-28
Reese, Randolph A.
Excavating
Ditcher
With crumber
37355, 405180, E02F 502
Patent
active
053925408
ABSTRACT:
A trenching bridge mounting interface for a trenching machine that is adjustable to alter the effective length of a fixed length bridge so as to accommodate trenching bars of different lengths. The interface includes a prime mover mounting structure that is releasably secured to the prime mover of the trenching machine and a bridge mounting structure attached to the fixed length bridge. The effective length of the bridge is adjusted between a short length and a long length by reversing of the prime mover mounting structure.
REFERENCES:
patent: 2584287 (1952-02-01), Przybylski
patent: 2649792 (1953-08-01), Miller
patent: 3570152 (1971-03-01), Schuermann et al.
patent: 3618676 (1971-11-01), Penste
patent: 4483084 (1984-11-01), Caldwell et al.
patent: 4742627 (1988-05-01), Lindstrom
patent: 5033214 (1991-07-01), Kaczmarski et al.
patent: 5113609 (1992-05-01), Camilleri
Cooper Mark
Roozeboom Keith
Herink Kent A.
Laurenzo Brian J.
Reese Randolph A.
Trout Brett J.
Vermeer Manufacturing Company
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