Robot safety mechanism

Details Robot safety mechanism Robot safety mechanism

1982-09-16

1985-12-10

Siemens, Terrance L.

Material or article handling

Vertically swinging load support

Grab

901 33, 901 49, 403 2, B25J 1900

Patent

active

045576610

ABSTRACT:
In accordance with the present invention an industrial robot (10) having a lifting or gripping arm (16) is provided with electrical switch means (44) whereby if a work piece extends too far into the lifting or gripping portion the machine is automatically turned off. In accordance with another feature of the invention, shear means (54, 56, 58, 60, 62, 64) are provided in the lifting or gripping arms (30, 32) whereby if one or both arms abut an obstruction with sufficient force, the arm will shear off causing only minimal damage to the robot and protecting valuable gear mechanisms and control apparatus.

REFERENCES:
patent: 3145333 (1964-08-01), Pardini
patent: 4332989 (1982-06-01), Nicolaisen

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