Metal working – Means to assemble or disassemble – Means to assemble electrical device
Patent
1989-05-09
1990-12-25
Echols, P. W.
Metal working
Means to assemble or disassemble
Means to assemble electrical device
29743, 29759, 29834, 294 641, B23P 1900
Patent
active
049792865
ABSTRACT:
An electric parts mounting apparatus is provided with a head rotation drive mechanism which is magnetically or fluidly connected to a vacuum head in a non-contact state. The vacuum heads are rotated by the head rotation drive mechanism, and the electric parts taken up by the vacuum heads are angularly positioned, and then mounted on the circuit board.
REFERENCES:
patent: 3887998 (1975-06-01), Hartleroad et al.
patent: 4780956 (1988-11-01), Pearson et al.
Dunman, J. P. G., Vacuum Operated Pickup Probe, IBM Tech. Discl. Bull., vol. 12, No. 8, Jan. 1970.
Fujishiro Keisuke
Itagaki Masato
Nakayama Susumu
Echols P. W.
Hitachi , Ltd.
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