Printing – Special article machines – Bed and platen
Patent
1981-06-23
1983-08-16
Crowder, Clifford D.
Printing
Special article machines
Bed and platen
264 80, B41F 1700
Patent
active
043984576
ABSTRACT:
A marking apparatus is for marking at least one plastics encapsulated semiconductor device with marking-obstructive substances thereon. The marking apparatus comprises a conveying mechanism for conveying the semiconductor device, a pretreatment mechanism for removing the marking-obstructive substances on the semiconductor device conveyed thereto by the conveying mechanism, a stamping mechanism for stamping a mark on the semiconductor device removed of the marking-obstructive substances by the pretreatment mechanism and transferred thereto by the conveying mechanism, and a fixing mechanism for fixing the mark stamped on the semiconductor device transferred thereto by the conveying mechanism.
REFERENCES:
patent: 2648097 (1953-08-01), Kritchever
patent: 2746084 (1956-05-01), Kreidl
patent: 2795820 (1957-06-01), Grow et al.
patent: 2802412 (1957-08-01), Lecluyse et al.
patent: 3090296 (1963-05-01), Pechmann
patent: 3225689 (1965-12-01), Fuchs, Jr. et al.
patent: 3266417 (1966-08-01), Evers
patent: 3267842 (1966-08-01), Resnick et al.
patent: 3424082 (1969-01-01), Gray, Jr.
patent: 3933091 (1976-01-01), Von Saspe
patent: 4048916 (1977-09-01), Silverman et al.
patent: 4091726 (1978-05-01), Walker
Miura Yuji
Takahashi Fumio
Crowder Clifford D.
Tokyo Shibaura Denki Kabushiki Kaisha
LandOfFree
Marking apparatus for plastic encapsulated semiconductor devices does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Marking apparatus for plastic encapsulated semiconductor devices, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Marking apparatus for plastic encapsulated semiconductor devices will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-808761