Apparatus for producing wooden threads

Details Apparatus for producing wooden threads Apparatus for producing wooden threads

1995-09-13

1997-03-18

Bray, W. Donald

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

Apparatus for making externally threaded fastener or...

Screw fastener making

144 21, 14413695, 1441545, 409172, B21H 302, B27C 500

Patent

active

056117345

ABSTRACT:
An improved wood threader that utilizes an aluminum plate as a router mounting base to which a mounting block, that may conveniently be wood, is attached, and to which interchangeable, machined, high-performance plastic threader inserts are attached with an indexing means that assures that each insert will be accurately positioned relative to a router bit or cutter.

REFERENCES:
patent: 4287627 (1981-09-01), Chambers
patent: 5127452 (1992-07-01), Wilston
Lee Valley 1991/92 Catalogue, p. 107, showing "B. Beall's Wood-Tapping & Threading Kit".

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