Robot with two arms

Details Robot with two arms Robot with two arms

1990-10-02

1992-03-31

Spar, Robert J.

Material or article handling

Horizontally swinging load support

Swinging about pivot

4147445, 4147929, 414793, 74 8922, 901 21, 901 25, B65G 5704

Patent

active

051002841

ABSTRACT:
A robot of a cylindrical structure with vertical axes of rotation comprises a base for support on a ground surface; a column mounted on the support for rotation about an axis; a support element for linking and for driving, which is flexible and inextensible and closed in a loop, mounted on and along the column; a first assembly including a carriage fixed to one of the vertical sections of the element, a horizontal bracket mounted on the carriage for rotation about a second axis, a head mounted on the bracket for rotation about a third axis; a second assembly including a second carriage fixed to the second section of the element, a second bracket, a second head mounted on the second bracket; and a control arrangement for driving and controlling so that the two assemblies are displaced synchronously along the column in opposite vertical directions to one another.

REFERENCES:
patent: 2956696 (1960-10-01), Drakengren
patent: 3167810 (1965-02-01), Soderquist
patent: 3682331 (1972-08-01), Fetherston
patent: 3870164 (1975-03-01), Haase
patent: 4229136 (1980-10-01), Panissidi
patent: 4453072 (1984-06-01), Middleton, Jr. et al.
patent: 4455120 (1984-06-01), Richter
patent: 4492512 (1985-01-01), Mink
patent: 4850782 (1989-07-01), Focke
Jones, W. B. et al., "Cable Drive", IBM Technical Disclosure Bulletin, vol. 2, No. 5, Feb. 1960.

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