Circumferentially aligned detachable segmented curing mold for p

Details Circumferentially aligned detachable segmented curing mold for p Circumferentially aligned detachable segmented curing mold for p

1992-07-10

1994-08-23

Woo, Jay H.

Plastic article or earthenware shaping or treating: apparatus

Reshaping, resizing or vulcanizing means for tire, tire...

Means shaping drum shaped preform to tire casing shape

29447, 264219, 425 46, 425195, B29C 3500, B29C 3338

Patent

active

053402944

ABSTRACT:
A curing mold for pneumatic tires includes a plurality of segments which are detachably adjoined with each other in a direction corresponding to circumferential direction of a product tire. Each segment has a plurality of fitting pieces with fixing portions at both ends at least one which is complementary to part of the land portion of the tire. The fitting pieces are secured to and supported by a supporting block having an inner surface which is complementary to the land and groove portions of the tire, which is formed with fitting grooves for engaging the fixing portions of the fitting pieces therein.

REFERENCES:
patent: 3341933 (1967-09-01), McPhadin et al.
patent: 3697211 (1972-10-01), Chisholm
patent: 4553918 (1985-11-01), Yoda et al.
patent: 4708609 (1987-11-01), Yoda et al.

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