Land vehicles – Wheeled – Articulated vehicle
Patent
1983-06-01
1985-07-02
Bertsch, Richard A.
Land vehicles
Wheeled
Articulated vehicle
411348, B60D 102
Patent
active
045263965
ABSTRACT:
A hitch pin comprising a cylindrical shaft portion, a head portion, a generally "C" shaped latch arm pivotally attached at one end to said head portion, said arm being rotatable between a closed position wherein the opposite end of said arm is positioned adjacent the bottom end of said shaft portion and an opened end wherein said other end has been swung away from the bottom of said shaft portion, and means positioned within said head portion for locking said arm in either of said opened position or said closed position, said means comprising a spring biased, spherical cam follower acting against a cam surface defined at the pivotal end of said arm and having a curved first portion and an outwardly extending, upwardly projecting planar second surface. The "C" shaped arms has means associated with it for remotely activicating said arm from a closed position to an opened position.
REFERENCES:
patent: 2077825 (1937-04-01), Davidson
patent: 2180558 (1939-11-01), Stasny
patent: 2367874 (1945-01-01), Kelley
patent: 2430143 (1947-11-01), Rutter
patent: 2436210 (1948-02-01), Fuhrer et al.
patent: 2483111 (1949-09-01), Spillman
patent: 3011801 (1961-12-01), Neumann
patent: 3197239 (1965-07-01), Jezek, Jr.
patent: 3865407 (1975-02-01), Klassen
patent: 4087112 (1978-05-01), Lee, Jr.
Bertsch Richard A.
Ryan William J.
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