Metal deforming – With tool carrier
Reexamination Certificate
2003-06-27
2008-08-26
Jones, David B (Department: 3725)
Metal deforming
With tool carrier
C072S060000, C100S214000, C100S228000, C100S231000
Reexamination Certificate
active
07415863
ABSTRACT:
The invention concerns a clamping device for a device for the production of metal parts by forming with a closed forming tool, the clamping device comprising at leastseveral tension hoops (2), these tension hoops (2) each being provided with at least one tension frame (2.2) of a closed contour, the tension frame being provided with two segments (2.3) arranged opposite each other at some distance, between which a forming tool (12) can be arranged, each of these segments (2.3) being provided with at least either one bearing surface (2.1) or one bearing surface (2.4), and the tension hoops (2) being each linked by at least one articulated joint (8) in order to be pivoted,a bearing surface (3.1) which is located above or on the upper surface of the forming tool (12) and used as support for a bearing surface (2.1) of a tension hoop (2), anda device (5) which generates a clamping force of more than 3 MN and is composed of several power-generating elements.
REFERENCES:
patent: 3643592 (1972-02-01), Blaser
patent: 3884142 (1975-05-01), Jonsson
patent: 3992837 (1976-11-01), Dahlman et al.
patent: 4155476 (1979-05-01), Lipiec et al.
patent: 4878374 (1989-11-01), Nelson
patent: 6488109 (2002-12-01), Igaki et al.
patent: 7150171 (2006-12-01), Hellgren
patent: 196 02 490 (1997-07-01), None
patent: 0 050 520 (1982-04-01), None
patent: 1 075 882 (2001-02-01), None
patent: WO 00/58040 (2000-10-01), None
Eurich Egbert
Katzfuss Klaus
Greenberg Laurence A.
Jones David B
Locher Ralph E.
Stemer Werner H.
LandOfFree
Clamping device does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Clamping device, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Clamping device will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-4003927