Upper tool holding apparatus and upper tool separating method fr

Details Upper tool holding apparatus and upper tool separating method fr Upper tool holding apparatus and upper tool separating method fr

1999-03-03

2000-11-28

Jones, David

Metal deforming

Tool and/or tool holder

Having unitary tool-face

7248291, B21D 3704

Patent

active

061519510

ABSTRACT:
An upper tool holding apparatus includes: an upper tool support portion provided under a holder main body to support an upper tool; an upper tool clamp which is supported in a swingable way with a fulcrum near the approximately central portion in the vertical direction of the holder main body; a pressing member provided at a lower portion of the upper tool clamp to press the upper tool to the upper tool support portion; an engaging member provided at the lower portion of the upper tool clamp; and a clamping force giving means pressing the upper portion side of the upper tool clamp so that the upper tool clamp can clamp the upper tool with the upper tool support portion. In the construction, the engaging member is provided by being divided into a plurality of pieces as engaging split fragments. Furthermore, the respective divided engaging split fragments are respectively provided by being urged in the direction of the upper tool support portion.

REFERENCES:
patent: 5022256 (1991-06-01), Van Der Meulen
patent: 5511407 (1996-04-01), Kawano
patent: 5513514 (1996-05-01), Kawano
patent: 5572902 (1996-11-01), Kawano
patent: 5619885 (1997-04-01), Kawano et al.
patent: 5685191 (1997-11-01), Kawano et al.
patent: 5794486 (1998-08-01), Sugimoto et al.
patent: 6003360 (1999-12-01), Runk et al.

Affiliated with

Also associated with

Rating

Upper tool holding apparatus and upper tool separating method fr does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Upper tool holding apparatus and upper tool separating method fr, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Upper tool holding apparatus and upper tool separating method fr will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1713427