Wheelwright machines – Grooving – slitting and/or lacerating of rubber tires
Patent
1976-06-30
1978-03-28
Jones, Jr., James L.
Wheelwright machines
Grooving, slitting and/or lacerating of rubber tires
B29H 2108
Patent
active
040810160
ABSTRACT:
An improvement in a tire siping machine which has a spirally threaded drum mounted for rotation about a first axis, a knife projecting from the drum for cutting a tire brought into engagement with the drum, and an arrangement for supporting a tire in engagement with the drum. In accordance with the improvement of this invention, a shaft defining a second axis about which a tire rotates during drum engagement is supported for linear movement laterally relative to the drum while maintaining a constant predetermined skew relation between the axis of the shaft and the axis of the drum.
REFERENCES:
patent: 3528476 (1970-09-01), Hawkinson
patent: 3537502 (1970-11-01), Napolitano
patent: 3683728 (1972-08-01), Meserve
patent: 3820580 (1974-06-01), Meserve et al.
patent: 3960037 (1976-06-01), Stier
patent: 3965959 (1976-06-01), Weir
Brad Ragan, Inc.
Jones Jr. James L.
Smith James G.
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