Automatic machine for bending sheet material

Details Automatic machine for bending sheet material Automatic machine for bending sheet material

1976-04-07

1977-10-25

Keenan, Michael J.

Metal deforming

By use of non-deforming work-gripping clamp and relatively...

Plural or complex apparatus

72323, 72388, B21D 500

Patent

active

040550664

ABSTRACT:
Apparatus for forming bends in the sheet material and including a bending unit with a fixed frame, female holding means for clamping the sheet in a vertical alignment, mobile tables for bending the sheet, which tables rotate on an axis parallel to the longitudinal axis of the apparatus on respective intermediary supports. Each intermediary support is independently moveable on the fixed frame from one position corresponding to a retracted position of the table to a second position which is a working position of the table. The intermediary supports and tables are independently operable.

REFERENCES:
patent: 2487966 (1949-11-01), Engel
patent: 3251208 (1966-05-01), Mittermaier
patent: 3913370 (1975-10-01), Break

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