B - Operations – Transporting – 60 – D
Patent
B - Operations, Transporting
60
D
B60D 1/52 (2006.01) B62H 3/00 (2006.01)
Patent
CA 2690496
A coupling device for connecting a bicycle rack to a hitch ball includes a casing and a pivotal frame which is pivotally connected to the casing and the hitch ball can be clamped within a spherical recess between the casing and the pivotal frame. A push plate is located in the casing and the pivotal frame includes a limiting member to which the push plate is in contact therewith. The push plate has an inclined surface so that the limiting member together with the pivotal frame are pushed toward the hitch ball by moving the push plate to further secure the connection of the hitch ball, the casing and the pivotal frame. The pivotal frame can be pivoted to allow the hitch ball to be removed from the spherical recess.
Na
Wang Chiu-Kuei
LandOfFree
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