Electricity: electrical systems and devices – Electrostatic capacitors – Fixed capacitor
Patent
1990-11-29
1992-04-21
Picard, Leo P.
Electricity: electrical systems and devices
Electrostatic capacitors
Fixed capacitor
314708, 292153, 200 50R, 200 6158R, H05K 700, H01H 320, E05C 104, G06F 100
Patent
active
051074001
ABSTRACT:
A portable computer includes a base unit for mounting a keyboard and a display unit. The base unit includes a bottom plate. A receiving portion in which a hard-disk drive device (HDD) is detachably mounted is formed in the bottom plate. The HDD is formed into a unit as a module and has a first connector. The receiving portion of the base unit includes a second connector to be electrically connected to the first connector, a lock mechanism which is engaged with the HDD to confine the HDD in the receiving portion, and a switch which is operated upon a lock operation of the lock mechanism so as to allow current supply to the HDD. The HDD is fixed to the receiving portion by a screw. The screw is engaged with the lock mechanism to hold the lock mechanism in a state wherein the HDD is locked to the receiving portion.
REFERENCES:
patent: 4018148 (1977-04-01), Wolbrink
patent: 4903222 (1990-02-01), Carter et al.
patent: 4926365 (1990-05-01), Hsieh
patent: 4978949 (1990-12-01), Herron et al.
A Catalog of Epson PC-386LS, 32-Bit Laptop PC.
Kabushiki Kaisha Toshiba
Phillips Michael W.
Picard Leo P.
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