Spiral and hypoid tooth member and method and device for forming

Details Spiral and hypoid tooth member and method and device for forming Spiral and hypoid tooth member and method and device for forming

1998-10-13

2000-03-28

Larson, Lowell A.

Metal deforming

By use of closed-die and coacting work-forcer

With stripping or ejecting from tool

2989334, B21K 130

Patent

active

060416408

ABSTRACT:
A method and apparatus for ejecting a member from a die. The method includes the steps of rotating the member about its axis and axially displacing the member relative to the die. The ejector device includes an ejector having an axis and twisting means for rotating the ejector when the ejector is axially displaced. The invention further includes a formed member including a body being symmetric about an axis, a spiral protrusion extending from the body, and connecting means for rotationally coupling the body to an ejector device.

REFERENCES:
patent: 4050283 (1977-09-01), Schober

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