B - Operations – Transporting – 60 – D
Patent
B - Operations, Transporting
60
D
280/154
B60D 1/06 (2006.01)
Patent
CA 1105518
ABSTRACT OF THE DISCLOSURE A trailer coupling part which comprises a housing with a ball entry opening in the housing through which in use a towing ball is entered into the housing to complete the trailer coupling. A ball retaining means and a manually operable means to move the ball retaining means between a first ball retaining position and a second position which permits ball release is also provided together with closure means manually operable to close the ball entry opening against entry of a ball into the housing and a locking means which locks the ball retaining means in its ball retaining position and which locks the closure in its position closing the ball entry opening.
310400
Austin Michael J.
Carruthers John A.
Carruthers John A.
George H. Riches And Associates
LandOfFree
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