1977-06-13
1978-09-12
Werner, Frank E.
214 1BC, 214 1BD, 214 1CM, 214 1Q, B65G 4790
Patent
active
041131150
ABSTRACT:
A manipulator for industrial purposes constructed with a housing for accommodating therein major component parts such as driving mechanism therefor; a main shaft held in a rotatable manner; an auxiliary shaft concentrically fitted in the main shaft; an arm member fixedly supported on the top of the auxiliary shaft; a hand member for clamp-holding the work-piece therein; a control shaft which is concentrically fitted within the auxiliary shaft; a reversible electric motor fixedly provided on one external surface part of the housing; a worm gear member; a worm provided on the motor; a group of gears or a gear train for moving the auxiliary shaft; another group of gears for rotating the control shaft; a supporting frame integrally formed with the main shaft; an intermittent gear; a device to cause the main shaft to follow the movement of the worm gear after the main shaft is rotated for a certain definite rotational angle; and a device to detect rotation of the main shaft after it is rotated for a certain definite angle, and to cause the reversible electric motor to rotate forwardly or inversely, the worm on the motor shaft, worm gear, two groups of gears, supporting frame, intermittent gear, and means for causing the main shaft to follow the movement of the worm gear being accommodated within the housing.
REFERENCES:
patent: 1811832 (1931-06-01), Mayers
patent: 2224975 (1940-12-01), McNamara
patent: 2974811 (1961-03-01), Dammert et al.
patent: 3007097 (1961-10-01), Shelley et al.
patent: 3212649 (1965-10-01), Johnson et al.
patent: 3543947 (1970-12-01), Devol
patent: 3572519 (1971-03-01), Tezuka
patent: 3935950 (1976-02-01), Burch
Kabushiki Kaisha Yachiyo Kogyo Kenkyusho
Werner Frank E.
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