Conveyors: power-driven – With means to facilitate working – treating – or inspecting... – Means to transfer a load back and forth between the mainline...
Patent
1987-08-10
1989-09-19
Spar, Robert J.
Conveyors: power-driven
With means to facilitate working, treating, or inspecting...
Means to transfer a load back and forth between the mainline...
198347, B65G 4700
Patent
active
048672971
ABSTRACT:
A board exchanging apparatus comprising a first transfer device for transferring boards along a transferring path connecting a processing device and a feeder between the feeder and the transferring path, a second transfer device for moving a liftable board holding member along the transferring path and conveying the boards, a waiting device including liftable comb-like holding members superimposed in top and bottom relation and disposed at a location opposite to the processing device, a third transfer device for transferring the boards between the processing device and the waiting device, and a delivery device provded in the processing device.
REFERENCES:
patent: 4141458 (1979-02-01), Brooks et al.
patent: 4534695 (1985-08-01), Stump et al.
patent: 4621967 (1986-11-01), Masada
patent: 4637118 (1987-01-01), Sugiyama et al.
patent: 4690342 (1987-09-01), Langen
patent: 4712963 (1987-12-01), Kondo
Kanaya Yasuhiko
Ohtani Tamio
Saitoh Kunio
Gastineau Cheryl L.
Hitachi Seiko Ltd.
Spar Robert J.
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