B - Operations – Transporting – 66 – C
Patent
B - Operations, Transporting
66
C
B66C 1/42 (2006.01) B66C 1/58 (2006.01) E02F 3/413 (2006.01)
Patent
CA 2487062
Disclosed is a grapple and boom assembly with power tilt mechanism that can be controlled into an engaged position to tilt the grapple relative to the boom. The tilt mechanisms use a push arm that is mounted on the boom at a joint, such as to pivot. A push arm actuator is joined to the push arm to power operation thereof by extension or contraction of the actuator. The push arm includes a movable contact element, such as a roller that bears upon a trackway mounted upon the grapple assembly below the main pivot. A second version is shown wherein two tilt mechanisms are included one below and one above to provide power tilt in either direction yet allow the grapple to be operated in a free suspension mode when desired.
Gregory Randy A.
Mattson Randall D.
Mattson Randall D.
Riches Mckenzie & Herbert Llp
LandOfFree
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