Tap with a non-cutting pilot

Details Tap with a non-cutting pilot Tap with a non-cutting pilot

1995-06-07

1996-10-08

Bishop, Steven C.

Cutting by use of rotating axially moving tool

Tool or tool with support

With pitch-stabilizing ridge

470198, 408225, B23G 506, B23B 5100

Patent

active

055623719

ABSTRACT:
A tap is disclosed wherein a cutting zone has bottom teeth with axial and radial form relief. A pilot means below the cutting zone has at least one zone of axial and radial form relief oriented opposite from the teeth form relief. A flute extends through both pilot means and cutting zone.

REFERENCES:
patent: 83371 (1868-10-01), Foster
patent: 568277 (1896-09-01), Rall
patent: 678814 (1901-07-01), Riggs
patent: 899916 (1908-09-01), Smith
patent: 1345425 (1920-07-01), Wells
patent: 1408793 (1922-03-01), Anderson, Jr. et al.
patent: 1434870 (1922-11-01), Brubaker, Jr.
patent: 1539628 (1925-05-01), Bayer
patent: 1543007 (1925-06-01), Hanson
patent: 1963542 (1934-06-01), Bergstrom
patent: 2300310 (1942-10-01), Poeton
patent: 3346894 (1967-10-01), Lemelson
patent: 4074950 (1978-02-01), Holmes
patent: 4271554 (1981-06-01), Grenell
patent: 5033919 (1991-07-01), Choe
patent: 5379505 (1995-01-01), Reed

Affiliated with

Also associated with

Rating

Tap with a non-cutting pilot does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Tap with a non-cutting pilot, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Tap with a non-cutting pilot will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-52380