Small electronic device capable of switching batteries by releas

Details Small electronic device capable of switching batteries by releas Small electronic device capable of switching batteries by releas

1990-09-06

1992-09-15

Pellinen, A. D.

Electrical transmission or interconnection systems

Plural supply circuits or sources

Substitute or emergency source

307 66, 307 86, 307150, H02J 906

Patent

active

051480425

ABSTRACT:
A small electronic device includes first and second locking devices which releasably lock the batteries on a first and second mounting portions, first and second detectors which respectively detect that the locked conditions of first and second locking devices have been released, first and second switches for connecting the first and second batteries to a power supply node. The electronic device also includes a control unit which turns on the first switch to connect the first battery to the power supply node, and switches from an off state to an on state the second switch in response to a detection signal from the first detector.

REFERENCES:
patent: 3767933 (1973-10-01), Bogue et al.
patent: 3937937 (1976-02-01), McVey
patent: 4155015 (1979-05-01), Nakasone et al.
patent: 4214172 (1980-07-01), See
patent: 4816862 (1989-03-01), Taniguchi et al.
patent: 4965462 (1990-10-01), Crawford
patent: 5028806 (1991-07-01), Stewart et al.

Affiliated with

Also associated with

Rating

Small electronic device capable of switching batteries by releas does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Small electronic device capable of switching batteries by releas, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Small electronic device capable of switching batteries by releas will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-738248