Closet flange reboring tool

Details Closet flange reboring tool Closet flange reboring tool

1990-07-12

1991-05-07

Bishop, Steven C.

Cutting by use of rotating axially moving tool

Tool or tool with support

With work-engaging structure detachable from cutting edge

30500, 408 82, 408196, 408209, 408225, B23B 4514, B23B 5100

Patent

active

050131931

ABSTRACT:
A plastic closet flange reboring tool having an elongated arbor, a cutting member and two exchangeable non-circular guide members. The arbor having a first end structured of a D-shaped threaded extension, and a second end structured for releasable connection to a rotatable tool chuck. The cutting member is generally concavo-convex in structure with the guide member being generally rectangular and flat with rounded terminal ends. Both the cutting member and guide member have central D-shaped apertures sized for receiving the D-shaped threaded extension of the arbor. Both the cutting member and guide member are releasably adjustably retained on the D-shaped threaded extension of the arbor with threaded nuts.

REFERENCES:
patent: 1460838 (1923-07-01), Bean
patent: 1625836 (1927-04-01), Tanguay
patent: 3795160 (1974-03-01), Janiszewski
patent: 3799688 (1974-03-01), Lomax et al.
patent: 4580934 (1986-04-01), McCormick
patent: 4693643 (1987-09-01), Heyworth
patent: 4720219 (1988-01-01), Masonek et al.
patent: 4975001 (1990-12-01), Rabo et al.

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