Bending machine and tube support and drive device thereof

Metal deforming – By use of roller or roller-like tool-element – With handling of – or guiding of – work or product relative to...

Reexamination Certificate

Rate now

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

C072S369000

Reexamination Certificate

active

07076984

ABSTRACT:
A bending machine that includes a device that is used to drive and support a tube that is to be bent in relation to a bending head which is disposed at one end of a frame of the bending machine. The device includes a mandrel member that is solidly connected to an expandable member that is selectively applied against an inner wall of the tube to be bent and movement means that is used to align the mandrel member relative to a section of the tube to be bent during a bending step and that moves the expandable member to move the tube in translation and/or rotation between bending steps and when the expandable member is expanded to engage the inner wall of the tube.

REFERENCES:
patent: 2996100 (1961-08-01), Newhall et al.
patent: 3533266 (1970-10-01), Anderson
patent: 5823031 (1998-10-01), Campbell et al.
patent: 6009737 (2000-01-01), Bandy
patent: 6155091 (2000-12-01), Hayes et al.
Patent Abstracts of Japan, vol. 008, No. 166 (M-314), Aug. 2, 1984 & JP 59 061526 A (Mitsubishi Jukogyo KK), Apr. 7, 1984 abstract.

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Bending machine and tube support and drive device thereof does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Bending machine and tube support and drive device thereof, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Bending machine and tube support and drive device thereof will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-O-3609359

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.