Mother board structure with fitting holes

Details Mother board structure with fitting holes Mother board structure with fitting holes

1991-09-06

1993-05-25

Picard, Leo P.

Electricity: electrical systems and devices

Electrostatic capacitors

Fixed capacitor

174138E, 174158R, 174166S, 361412, 361413, H05K 100

Patent

active

052145697

ABSTRACT:
A mother board for a computer provided with a plurality of keyhole shaped fitting holes with protective elements extending around and downwardly from the peripheral edges of the large elliptical portions for preventing the annular slots of posts used in securing a PC board to the mother board from seizing the edges of the large elliptical portions during removal of the PC board. An interface rack is integrally formed with the mother board and provided with a plurality of main slots for receiving interfaces therein, each main slot terminating in an insertion slot formed between a positioning plate and the bottom of the interface rack for guiding and securing the interface to the rack.

REFERENCES:
patent: 4901205 (1990-02-01), Landis et al.

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