Electronic device having a fail-safe system for memory backup

Details Electronic device having a fail-safe system for memory backup Electronic device having a fail-safe system for memory backup

1995-09-20

1997-03-04

Tolin, Gerald P.

Electricity: electrical systems and devices

Housing or mounting assemblies with diverse electrical...

For electronic systems and devices

361616, 429 97, 439500, 455 89, H01M 210

Patent

active

056086121

ABSTRACT:
An electronic device using an operation battery and a memory backup battery includes a device body and a memory backup battery removal preventing mechanism. The device body includes a first accommodating portion for accommodating therein the operation battery and a second accommodating portion for accommodating therein the memory backup battery. The preventing mechanism prevents the memory backup battery accommodated in the second accommodating portion from being removed from the second accommodating portion based on whether or not the operation battery is accommodated in the first accommodating portion.

REFERENCES:
patent: 4662736 (1987-05-01), Taniguchi
patent: 5039580 (1991-08-01), Mori
patent: 5149604 (1992-09-01), Nakanishi
patent: 5328781 (1994-07-01), Mikake

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