Tool and method for the production of a thread

Details Tool and method for the production of a thread Tool and method for the production of a thread

2011-04-19

2011-04-19

Tolan, Edward (Department: 3725)

Threaded, headed fastener, or washer making: process and apparat

Implement, e.g., die, etc.

Tap

C470S084000

Reexamination Certificate

active

07927221

ABSTRACT:
The tool for the chipless production of a thread, in particular for producing an internal thread, is in its forming height, pitch of the pressing lands and/or pressing surfaces adapted to the material of the workpiece in a special manner.

REFERENCES:
patent: 3850074 (1974-11-01), Simons
patent: 3939512 (1976-02-01), Thurston et al.
patent: 4087131 (1978-05-01), Peterson et al.
patent: 4539832 (1985-09-01), Koller
patent: 5039265 (1991-08-01), Rath et al.
patent: 6217267 (2001-04-01), Sugano et al.
patent: 6685573 (2004-02-01), Hikosaka et al.
patent: 7147413 (2006-12-01), Henderer et al.
patent: 7150476 (2006-12-01), King
patent: 1698419 (2006-09-01), None
Tool Manufacturing and Engineers Handbook, vol. 1, machining, Drozda et al. Chapter 12, pp. 91-92. Fourth Edition, 1983.
Brochure “Emuge Threading Technology; Innoform Cold-Forming Taps Chipless Production of Internal Threads,” by Emuge-Werk Richard Glimpel GMBH & Co. KG—Fabrik Fur Prazisionswerkzeuge, Aug. 20, 2005.
Catalog (DE), “Emuge Thread Cutting Technology—Clamping Technology; Tool Catalog 130,” by Emuge-Werk Richard Glimpel GMBH & Co. KG—Fabrik Fur Prazisionswerkzeuge, Mar. 1, 2005, to be uploaded in six (6) separate files due to space limitations. <http://www.emuge.de/english/median/kataloge/k130—131—emuge-katalog.html> File 1: Title Page Through p. 66.
Catalog (U.S.), “Emuge Threading Technology; Clamping Technology; 2005,” by Emuge-Werk Richard Glimpel GMBH & Co. KG—Fabrik Fur Prazisionswerkzeuge, Aug. 20, 2004, to be uploaded in six (6) separate files due to space limitations. File 1: Title Page through p. 55 File 2: p. 56 through p. 127.

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