Mold, for screw-threaded articles

Details Mold, for screw-threaded articles Mold, for screw-threaded articles

1977-07-27

1979-02-13

Flint, Jr., J. Howard

Static molds

Forming helical or threaded product

425438, 164345, B29F 114

Patent

active

041391764

ABSTRACT:
A mold, for screw-threaded articles, has screw-thread forming spindles rotatable by obliquely toothed gearing so as to apply axial thrust to the spindles and thus compensate for friction and adhesion in unloading of the mold.

REFERENCES:
patent: 2306205 (1942-12-01), Crosman
patent: 2363808 (1944-11-01), Sayre
patent: 2984862 (1961-05-01), Chabotte
patent: 3388431 (1968-06-01), Aoki
patent: 3719446 (1973-03-01), Cleevely

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