Plastic article or earthenware shaping or treating: apparatus – Reshaping – resizing or vulcanizing means for tire – tire... – Plural female molds for plural preforms
Patent
1987-02-02
1988-05-17
Hoag, Willard
Plastic article or earthenware shaping or treating: apparatus
Reshaping, resizing or vulcanizing means for tire, tire...
Plural female molds for plural preforms
294 97, 294113, 414626, 425 38, B29C 3300
Patent
active
047447397
ABSTRACT:
A tire press having upper and lower cavity molds with a tire loader which is vertically and horizontally movable and has a chuck which grips a tire by the tread rather than the bead. The gripper has plural gripping shoes movable by bell-cranks and piston actuators. The chuck of the invention grips a tire by the tread and positions it adjacent a mold where the tire bead is gripped by a second chuck (not claimed) which deposits the tire in the mold.
REFERENCES:
patent: 1895909 (1933-01-01), Blaker
patent: 2946088 (1960-07-01), Soderquist
patent: 3162224 (1964-12-01), Loveland
patent: 3167810 (1965-02-01), Soderquist
patent: 3380115 (1968-04-01), Soderquist
patent: 3564649 (1971-02-01), Soderquist
patent: 4578023 (1986-03-01), Irie
patent: 4580958 (1986-04-01), Crumbacher et al.
Hoag Willard
NRM Corporation
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