Tire mold having washered nails inserted in the vents

Details Tire mold having washered nails inserted in the vents Tire mold having washered nails inserted in the vents

1976-06-18

1977-05-03

Flint, Jr., J. Howard

Plastic article or earthenware shaping or treating: apparatus

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

425812, 249141, B29H 502

Patent

active

040211681

ABSTRACT:
Nails having one or more washers positioned between the nail head and the face of the mold are inserted into the vents of tire molds. The washered nails prevent rubber protrusion from forming in the vents during molding, but allow the escape of air.

REFERENCES:
patent: 2756460 (1956-07-01), Heintg
patent: 3804566 (1974-04-01), Kimura et al.
patent: 3822857 (1974-07-01), Tanie
patent: 3854852 (1974-12-01), Carter
patent: 3891363 (1975-06-01), Sievers et al.

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