Safety device for industrial machines

192 clutches and power-stop control – Stop mechanism – Safety device

Reexamination Certificate

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Details

C192S12900A, C307S326000, C002S016000

Reexamination Certificate

active

07124872

ABSTRACT:
A safety device, particularly for industrial machines, such as for example bending presses provided with an upper tool that is driven in abutment toward a lower die, at least one blank, such as a metal plate, a bent plate or a box-like element, being interposable between the die and the tool, the safety device comprising a glove worn by the operator, provided with first electrically conducting regions located at the back with no conducting regions at the palm; the glove constitutes, at contact with the machine and/or with the blank, an element for transmitting electrical signal between the machine and a control unit (CU) to stop descent of the tool.

REFERENCES:
patent: 3953770 (1976-04-01), Hayashi
patent: 5083973 (1992-01-01), Townsend
patent: 5201684 (1993-04-01), DeBois, III et al.
patent: 5669809 (1997-09-01), Townsend et al.
patent: 2004/0237617 (2004-12-01), Sperrer
patent: 2004/0244091 (2004-12-01), Parren
patent: 2 712 837 (1995-06-01), None
patent: 03/027565 (2003-04-01), None

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