Thread making device

Details Thread making device Thread making device

2005-10-18

2005-10-18

Fridie, Jr., Willmon (Department: 3722)

Turning

Lathe for screw cutting

C407S073000, C407S077000, C470S087000

Reexamination Certificate

active

06955106

ABSTRACT:
A thread making device that has a thread form with controlled height adjustment. The thread making device is formed from a threading cartridge mounted on a threading bar. A thread form with a cutting edge is secured in a pocket on the threading cartridge bounded on one side by an adjustable height clamp, whose position relative to the threading cartridge is controlled by serrated faces on the adjustable height clamp and the threading cartridge. The thread form has a thickness extending in a wear direction, and the serrations of the serrated faces allow height adjustment of the adjustable height clamp in the wear direction.

REFERENCES:
patent: 1988770 (1935-01-01), Alexander
patent: 5059069 (1991-10-01), Lagerberg
patent: 6349626 (2002-02-01), Nakaminami et al.

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