Permanent power pack for computer clock and battery backed memor

Details Permanent power pack for computer clock and battery backed memor Permanent power pack for computer clock and battery backed memor

1991-05-30

1992-09-15

Stephan, Steven L.

Electricity: battery or capacitor charging or discharging

Serially connected batteries or cells

With discharge of cells or batteries

307 66, 320 14, H01M 1044

Patent

active

051480956

ABSTRACT:
A permanent power pack which replaces the disposable, non-rechargeable, computer clock battery: consisting of a housing (10) containing a rechargeable battery (B1), and supporting electronic circuit comprising an input section (13), a maintenance section (14) and an output supply section (15). From the circuit within the housing (10), an output power connector (P3) and electrical leads (12) supplies power to the computer's clock, battery powered memory and circuitry. The permanent power pack is supplied electrical energy from the computer power supply through a standard disk drive input power connector (P2) and electrical leads (11).

REFERENCES:
patent: 4311952 (1982-01-01), Mabuchi
patent: 4386308 (1983-05-01), Emile, Jr. et al.
patent: 4563629 (1986-01-01), Keiper
patent: 4595872 (1986-06-01), Ball
patent: 4611161 (1986-09-01), Barker
patent: 4714868 (1987-12-01), Maruyama
patent: 4760322 (1988-07-01), Crampton
patent: 4829224 (1989-05-01), Gandelman
patent: 4860185 (1989-08-01), Brewer et al.
Inmac Catalog Sep./Oct. 1990, p. 55 (Replacement Battery).

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