Material or article handling – Vertically swinging load support – Grab
Patent
1988-03-28
1989-05-16
Spar, Robert J.
Material or article handling
Vertically swinging load support
Grab
173117, 279 1ME, 901 29, 901 38, 901 41, B25J 1702
Patent
active
048305693
ABSTRACT:
A device in an industrial robot permitting rapid exchange of tools in spite of the fact that the tools require both electric and pneumatic operating pulses. The robot hand supports a housing and a tool holder attachment rotatably journalled in the housing, a tool holder being detachably arranged in the tool holder attachment. An automatically breakable electrical connection is provided between the housing and the tool holder by means of slip rings, arranged either on the housing or on the tool holder, and collector shoes, making contact with the slip rings, on the corresponding tool holder or housing.
REFERENCES:
patent: 3247978 (1966-04-01), Neumeier
patent: 3272347 (1966-09-01), Lemelson
patent: 4378959 (1983-04-01), Susnjara
Asea Brown Boveri AB
Spar Robert J.
Underwood Donald W.
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