Material or article handling – Vertically swinging load support – Grab
Patent
1985-09-18
1987-06-23
Werner, Frank E.
Material or article handling
Vertically swinging load support
Grab
414744R, 901 15, B25J 906
Patent
active
046749470
ABSTRACT:
There is disclosed in this application an industrial robot comprising: a first arm pivotally supported at its one end for rotation around a first axis; a second arm pivotally supported at its one end by the other end of the first arm for rotation around a second axis parallel to the first axis; a wrist mechanism carried by the free end of the second arm and having at least one degree of freedom; and driving motors for driving the first arm, the second arm and the wrist mechanism, respectively; wherein at least one of the first arm and the second arm is connected to the drive motor through a double link mechanism having a phase difference.
REFERENCES:
patent: 3255893 (1966-06-01), Hainer et al.
patent: 3922930 (1975-12-01), Fletcher
patent: 4428710 (1984-01-01), Grisebach et al.
Arai Shinichi
Hamada Toyohide
Koizumi Kiyohide
Sugimoto Koichi
Hitachi , Ltd.
Underwood Donald W.
Werner Frank E.
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