Rail processor
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Feb 8, 1994
Issued Date -
N/A
app pub date -
Oct 8, 1991
filing date -
Oct 4, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A rail breaker attachable to the boom structure and hydraulic system of a hydraulic excavator and having an elongate frame tiltable by a hydraulic cylinder of the excavator, a grapple and a swingable breaker arm on the outer end of the frame directed toward the excavator, the grapple having a width to grasp and clamp a length of the rail to immobilize the rail, the lower stationary jaw of the grapple having a hardened fulcrum blade over which the rail is broken, the upper jaw of the grapple having a nicking blade to put a nick in the rail to be broken, and the breaker arm swinging against the extended portion of the rail which is being clamped by a grapple to break the rail at the nick produced and over the fulcrum blade.
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