Wheelwright machines – Grooving – slitting and/or lacerating of rubber tires
Patent
1984-08-22
1986-08-12
Smith, James G.
Wheelwright machines
Grooving, slitting and/or lacerating of rubber tires
B29H 2108
Patent
active
046050515
ABSTRACT:
Apparatus for trimming vents from the tread of tires including at least one trimmer (42). Each trimmer includes a pair of tire engageable rollers (84, 86) and a cooperating knife (88). The apparatus may include a plurality of sets of trimmers (42, 42A, 42B), a bead trimmer (42) may be mounted for limited rocking movement about an axis extending parallel to the axis of the rollers, and one set may include a pair of bead trimmers (88A, 88B) the rollers (84A, 86A, 84B, 86B) of which are inclined or inclinable to the axis about which the trimmer rocks.
REFERENCES:
patent: 2524489 (1950-10-01), Strong
patent: 3262483 (1966-07-01), Warnecke et al.
Nelson Walter H.
Sloan Gary W.
Drayer L. R.
Goodwin M. W.
Smith James G.
The Goodyear Tire & Rubber Company
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