Wheelwright machines – Rubber tire mounting and/or demounting apparatus – For collapsing or shifting tire axially
Patent
1981-03-30
1983-04-26
Smith, James G.
Wheelwright machines
Rubber tire mounting and/or demounting apparatus
For collapsing or shifting tire axially
B60C 2508
Patent
active
043810284
ABSTRACT:
The apparatus comprises: a stand; a supporting element secured vertically thereto; locking elements mounted upon the supporting element for the purpose of securing the rim thereto; a release-rod adapted to pivot in relation to the supporting element and carrying, at one end, a head adapted to be inserted between the tire and the rim; force-reducing elements mounted rotatably upon the supporting element and upholding the rod, the elements comprising a lever-arm, successive partial rotation of which permits corresponding movements of lesser magnitude of the head of the rod; and locking elements making it possible to maintain a torque element which is stationary in relation to the supporting element during displacement of the release-rod.
REFERENCES:
patent: 2812805 (1957-11-01), Athmann
patent: 3522832 (1970-08-01), Held et al.
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