Land vehicles – Wheeled – Articulated vehicle
Patent
1997-02-20
1999-01-19
Boehler, Anne Marie
Land vehicles
Wheeled
Articulated vehicle
280507, 280511, 403131, 403324, 403328, B60D 106
Patent
active
058606696
ABSTRACT:
A ball-exchange trailer bitch system having a post for receiving a ball where the ball is removable from the post for exchangeability with different size balls. The system includes at least a double locking feature between the ball and post. The double lock consists of a side pin lock and a ball and cage lock. The system may also include a third lock which includes threads on the post and the ball.
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Drewelow Kurt L.
Nelson Michael
Wass Lloyd G.
Boehler Anne Marie
Vasuta John M.
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