Apparatus for manufacturing elastic rings

Details Apparatus for manufacturing elastic rings Apparatus for manufacturing elastic rings

1984-10-01

1987-04-21

Hoag, Willard E.

Static molds

Container-type molding device

Plural article forming mold, or molds with community feature

249155, 249160, B29C 1300

Patent

active

046590587

ABSTRACT:
A mold for forming an elliptical elastic ring is provided and consists of a pair of plates, each having a mating cavity to form an elastic ring with same circumferential length as a circle of given diameter whereby the mold can be reduced in size in one direction for economic advantages.

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patent: 845668 (1907-02-01), Sweet
patent: 2354241 (1944-07-01), Anderson
patent: 2961713 (1960-11-01), Hartley
patent: 3026569 (1962-03-01), Keller
patent: 3212177 (1965-10-01), Thomas
patent: 3331609 (1967-07-01), Moran
patent: 3492011 (1970-01-01), Gard

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