Segmented matrix with guide means and retaining pins

Details Segmented matrix with guide means and retaining pins Segmented matrix with guide means and retaining pins

1975-11-25

1977-05-24

Flint, Jr., J. Howard

Plastic article or earthenware shaping or treating: apparatus

Product or preform repair or restoring means

Tire recapping, rebeading or sidewall replacing means

425 20, 425 25, 425 47, 425DIG5, 308 4R, B29H 504

Patent

active

040252507

ABSTRACT:
This disclosure relates to a retread mold assembly which includes a base and a plurality of matrix segments which are movable relative to the base and in the closed position thereof define a generally annular cavity, spring-biased guide means normally urge the matrix segments away from the base, and pin means are provided and secured to the base for quick-disconnect coupling and uncoupling of the matrix segments to the base.

REFERENCES:
patent: 3778203 (1973-12-01), MacMillan
patent: 3787155 (1974-01-01), Zangl

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