Measuring device for the bend angle of sheet-metal

Details Measuring device for the bend angle of sheet-metal Measuring device for the bend angle of sheet-metal

1993-10-18

1994-12-27

Fulton, Christopher W.

Geometrical instruments

Gauge

Angle

33 1N, 72 26, 72 34, B21D 500

Patent

active

053753402

ABSTRACT:
The present invention relates to a measuring device for the bend angle of a metal sheet or plate in a press brake of the type having a reciprocable punch with a sharp bending edge, and a die having two bending edges on either side of a substantially V-shaped groove or channel, the measuring device comprising a rotatory measuring element, the cross-section of which has a circular peripheral part centered around the axis of rotation of the measuring element, and a linear peripheral part which is shorter than the diameter of the circular peripheral part.

REFERENCES:
patent: 4131008 (1978-12-01), Malatto
patent: 4640113 (1987-02-01), Dieperink et al.
patent: 5285668 (1994-02-01), Tokai
Patent Abstracts of Japan JP61129522, published Jun. 17, 1986, to Hitachi Ltd. vol. 010, No. 322.

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