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US 6,527,032 B2Granted
Automatic bead release device for tire removal machines, and tire removal machines equipped therewith
AssigneeCorghi S.p.A.
InventorRemo Corghi
Life of this patent
Estimating the term…
Abstract
An automatic bead release device for tire removal machines, comprising, for supporting the wheel rim complete with tire, rotary means associated with a frame which supports a bead release disc in contact with the tire just external to the flange of the wheel rim, a shaft parallel to its axis of rotation, on which said frame slides to approach and withdraw from the wheel rim, means for moving said frame along said shaft, and means for lightly inserting said disc below the flange of the wheel rim after it has come into contact with it.
Claims13
A tire removal machine comprising:
- a base;
- horizontally movable rotary means project upwardly from said base for supporting a wheel rim carrying a tire, the wheel rim having a flange and the tire having a bead, said rotary means being rotatable about a vertical axis;
- a vertically oriented shaft of non-circular cross section supported by said base;
- at least one frame slidable on said shaft;
- means for moving said at least one frame along said shaft;
- a profiled block, comprising a projecting cam, said profiled block being slidable on said shaft;
- a spring disposed for urging said profiled block against said at least one frame;
- means for locking said profiled block on said shaft;
- a bead release disc for contacting the bead of the tire;
- a bar of non circular cross section slidable in said frame and having a first end supporting said bead release disc;
- and
- a cam follower supported at a second end of said bar to rest against said cam.
9 more elements
Dependencies are inferred from the claim text.