Thread cutting device

Details Thread cutting device Thread cutting device

1995-06-06

1997-07-15

Larson, Lowell A.

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

Apparatus for making externally threaded fastener or...

Screw fastener making

82 56, B21H 302

Patent

active

056478038

ABSTRACT:
A device for cutting threads into an unthreaded end of a shaft member has a cutting blade support member mountable on a first side of an elongate frame, an adjustably moveable shaft support mountable on a second end of the elongate frame in opposed relation to the cutting blade support member, and means for adjustably moving the shaft support member between a shaft clamping position and a shaft releasing position. The cutting blade support member has cutting blades in radially spaced apart relation depending therefrom, the radially spaced arrangement so as to engage the cutting blades tangentially with a shaft held between the cutting blades and the shaft supporting member when the shaft supporting member is in the shaft clamping position. The elongate frame rigidly supports the cutting blade support member and the shaft support member in opposed relation when the shaft is clamped therebetween.

REFERENCES:
patent: 2350700 (1944-06-01), Segeberg
patent: 3601892 (1971-08-01), Frank
patent: 4426178 (1984-01-01), Wuchner
patent: 5315759 (1994-05-01), Mashata

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