Education and demonstration – Occupation – Electricity or electronics
Patent
1985-10-23
1986-08-19
Grieb, William H.
Education and demonstration
Occupation
Electricity or electronics
G09B 2318
Patent
active
046067256
ABSTRACT:
The present invention relates to a logic training board assembly which includes a plurality of power distribution strips and a plurality of element terminal plates each of which can be connected into an assembly according to the user's need by a plurality of dovetail protrusions and dovetail recesses and each of the strips and plates providing a plurality of circular terminal slots which are arranged at a precise distance from each other for convenience in inserting DIP IC pins or other electronic elements even across the connecting portion of two adjacent plates, economizing space and allowing more electronic elements to be set on the surface of the board assembly in practical use.
REFERENCES:
patent: D235554 (1975-06-01), Portugal
patent: 2390706 (1945-12-01), Hearon
patent: 3464123 (1969-09-01), Hurtig
patent: 3514872 (1970-06-01), Bradley
patent: 3766668 (1973-10-01), Vogel
patent: 4146976 (1979-04-01), Zambiasi
patent: 4455749 (1984-06-01), Hayward
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