CPC B62B 9/087 (2013.01) [B62B 7/044 (2013.01); B62B 7/062 (2013.01); B62B 9/085 (2013.01); B62B 9/20 (2013.01); B62B 9/142 (2013.01)] | 54 Claims |
1. A wheeled carrying apparatus comprising:
a frame structure including a standing frame and a handle frame coupled to the standing frame;
a first wheel mount carrying a first wheel and pivotally connected with the standing frame, the first wheel being rotatable relative to the first wheel mount about a first wheel axis;
a locking assembly including a first wheel mount latch movably connected with the standing frame, the first wheel mount latch being adapted to be engaged with the first wheel mount to rotationally lock the first wheel mount with respect to the standing frame, and adapted to be disengaged from the first wheel mount to unlock the first wheel mount so that the first wheel mount is rotatable relative to the standing frame for changing an orientation of the first wheel axis;
an actuating assembly coupled to the first wheel mount latch; and
a release mechanism being operable, independently from operating the handle frame, to cause the actuating assembly to actuate the first wheel mount latch to disengage the first wheel mount latch from the first wheel mount,
wherein
the first wheel mounting latch has an engaging portion configured to be engaged in an opening at an upper surface of the first wheel mount, and
a size of the opening corresponds to the engaging portion of the first wheel mounting latch.
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