Wheelwright machines – Rubber tire mounting and/or demounting apparatus – For collapsing or shifting tire axially
Patent
1991-06-04
1993-06-29
Smith, James G.
Wheelwright machines
Rubber tire mounting and/or demounting apparatus
For collapsing or shifting tire axially
157 1, 73146, B60C 25122
Patent
active
052225399
ABSTRACT:
An apparatus for improving the fit of a pneumatic tire on a wheel comprises a plurality a conical pressure rollers. A first pair of pressure rollers with their larger diameter positioned downwardly are arranged diametrically opposite each other with respect to the axis of the tire. A second pair of pressure rollers with their larger diameter positioned upwardly are arranged similarly diametrically opposite the pressure rollers with their larger diameter upwardly are arranged alternately with pressure rollers with their larger diameter downwardly in the peripheral direction of the tire.
REFERENCES:
patent: 1552928 (1925-09-01), Hershon
patent: 2849675 (1958-08-01), Hall et al.
patent: 3130957 (1964-04-01), Branick
patent: 3973615 (1976-08-01), Cunha
patent: 4673016 (1987-07-01), Damman et al.
patent: 4886101 (1989-12-01), Kinnick et al.
Lipponer Georg
Ruppert Franz
Hofmann Maschinenbau GmbH
Smith James G.
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