Material or article handling – Apparatus for charging a load holding or supporting element... – With simultaneous charging and discharging of plural load...
Patent
1986-12-08
1988-01-05
Valenza, Joseph E.
Material or article handling
Apparatus for charging a load holding or supporting element...
With simultaneous charging and discharging of plural load...
1983461, 198345, 269 57, 104 35, 104 47, 104254, B65H 100
Patent
active
047173068
ABSTRACT:
A hand-operated work pallet changer for changing work pallets to be fed onto a pallet mounting portion of a machine tool, comprises a turntable (58) rotatably supported on a base unit and having at least two supporting portions (62, 63) for supporting thereon work pallets (2), respectively, and a table-indexing unit (67) for stopping a rotational movement of the turntable and locking the turntable when each of the supporting portions of the turntable arrives at a predetermined position (C) in which each of the supporting portions is in alignment with the pallet mounting portion of the machine tool. A movable hook (68) is provided on the base unit to prevent a rebound of the work pallet fed from the pallet mounting portion of the machine tool onto one of the supporting portions located at the predetermined position.
REFERENCES:
patent: 3825245 (1974-07-01), Osburn et al.
patent: 3986617 (1976-10-01), Blomquist
patent: 4181211 (1980-11-01), Nishimura et al.
patent: 4291797 (1981-09-01), Ewertowski
patent: 4326624 (1982-04-01), Ewertowski et al.
patent: 4565480 (1986-01-01), Merk et al.
Tsudakoma Kogyo Kabushiki Kaisha
Valenza Joseph E.
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