Swing lock mechanism for construction equipment with...

Details Swing lock mechanism for construction equipment with... Swing lock mechanism for construction equipment with...

B - Operations, Transporting

66

C

B66C 23/62 (2006.01)

Patent

CA 2109939

A swing lock mechanism for a piece of construction equipment having an upper works (12) rotatably mounted on a lower works (14), such as a crane (10), is disclosed. The crane also includes an adapter plate (30) to which the upper works (12) is relea- sably connected, such as by pinned links (60). The adapter plate (30) and the lower works (14) may then be maintained as a unit with a swing bearing (40) therebetween even when the upper works (12) is removed for easy transportation of the equipment. The swing lock mechanism is suspended from the adapter plate (30) and includes a swing lock segment (90) with teeth that mesh with the gear teeth on the inner race. The mechanism also includes a piston (95) actuatably mounted in a cylinder (94) for moving the swing lock segment into and out of engagement and a connector link (91) that holds the swing lock segment (90) in rigid engage- ment until the connector link (91) is released.

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