Scallop output shaft tools

Details Scallop output shaft tools Scallop output shaft tools

2006-05-02

2006-05-02

Suhol, Dmitry (Department: 3725)

Metal deforming

By use of closed-die and coacting work-forcer

Forcing work into or within closed die; e.g., forging

C072S354600, C072S355400, C072S356000, C072S404000

Reexamination Certificate

active

07036349

ABSTRACT:
A die for forming a work-piece having a complex geometry includes a die insert having an interior surface that defines a first portion of the complex geometry and a retainer ring that selectively engages the die insert. The retainer ring includes a circumferential interior surface that defines a second portion of the complex geometry. A punch insert that is slidably disposed in the retainer ring and includes a surface that defines a third portion of the complex geometry.

REFERENCES:
patent: 3759080 (1973-09-01), Sugahara et al.
patent: 4287747 (1981-09-01), Koshimaru et al.
patent: 4733550 (1988-03-01), Williams
patent: 4939829 (1990-07-01), Maki et al.
patent: 4967584 (1990-11-01), Sato et al.
patent: 5813272 (1998-09-01), Gomi
patent: 6332347 (2001-12-01), Gomi

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