Travelling clamp with removable rails

Details Travelling clamp with removable rails Travelling clamp with removable rails

1996-07-16

1997-12-09

Jones, David

Metal deforming

Tool and/or tool holder

Having unitary tool-face

72446, B21D 3714

Patent

active

056948050

ABSTRACT:
A travelling clamp unit of the type for extending and retracting a T-head clamping cylinder into and out of a T-slot of a press has a main frame which supports clamping cylinder drive means and the clamping cylinder when it is in a parked position in which it is retracted from the T-slot of the press. The main frame has rails which support the clamping cylinder T-head in the parked position and which are removable from the main frame so that the T-head can be dropped out of the bottom end of the main frame for removing the clamping cylinder from the travelling clamp unit.

REFERENCES:
patent: 4674315 (1987-06-01), Linz
patent: 4698894 (1987-10-01), Lingaraju et al.
patent: 4790174 (1988-12-01), Wendland
Applicant's Exhibit A, cover pages and pp. 20-21 of of Enerpac Automation Systems Brochure, admitted prior art.
Applicant's Exhibit B, Enerpac Drawing No. DA11639.690 entitled "Adaptor Block"; dated Dec. 19, 1994; admitted prior art.

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