Method and apparatus for forming saw chain cutter links

Details Method and apparatus for forming saw chain cutter links Method and apparatus for forming saw chain cutter links

1975-12-18

1976-11-09

Mehr, Milton S.

Metal deforming

By relatively movable offset tool-faces

Embodying three or more coacting relatively movable tools

72403, 76112, B21D 501, B21D 2200

Patent

active

039902900

ABSTRACT:
Disclosed herein is a method of forming a cutting link from a generally planar cutting blank, and an apparatus capable of performance in accordance with the method and comprising a stationary die part, means including a first die part movable relative to the stationary part in a first path and operable, in response to movement of the first movable die part relative to the stationary die part, to bend a shank part of the blank relative to a link part of the blank to form a link shank portion into angular relation a cutting link linking portion and to partially bend a toe part of the blank relative to the shank part, and means including a second die part movable in a direction transverse to the first path and relative to the stationary die part and operable, in response to movement of the second die part relative to the stationary die part, to cold flow the toe part to form a link toe portion into angular relation to the link shank portion and into transverse relation to the linking portion.

REFERENCES:
patent: 3154972 (1964-11-01), Neumeier et al.
patent: 3696692 (1972-10-01), Baranowski et al.
patent: 3837241 (1974-09-01), Weiss

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