Electricity: battery or capacitor charging or discharging – Serially connected batteries or cells – With discharge of cells or batteries
Patent
1995-06-30
1997-03-11
Wong, Peter S.
Electricity: battery or capacitor charging or discharging
Serially connected batteries or cells
With discharge of cells or batteries
320 15, H02J 700
Patent
active
056104960
ABSTRACT:
A portable device such as a bar-code reader employing a dual battery control system whereby an auxiliary battery powers the portable device until a primary battery is automatically connected to continue powering the portable device is disclosed. The portable device employs an electrical interface means which operatively connects with an interface means of a holster in which the portable device is placed. The holster comprises some or all of the circuitry necessary to properly control first and second switch means which connect or disconnect the primary and auxiliary batteries from the electronic load of the portable device.
REFERENCES:
patent: 4017779 (1977-04-01), McDonald et al.
patent: 4691118 (1987-09-01), Nishimura
patent: 4709202 (1987-11-01), Koenck et al.
patent: 4716354 (1987-12-01), Hacker
patent: 4851756 (1989-07-01), Schaller et al.
patent: 5168206 (1992-12-01), Jones
patent: 5204610 (1993-04-01), Pierson et al.
patent: 5307002 (1994-04-01), Ho et al.
patent: 5331580 (1994-07-01), Miller et al.
patent: 5347163 (1994-09-01), Yoshimura
patent: 5387858 (1995-02-01), Bender et al.
Hofbauer Thomas
Kropp Darren
Law Patrick B.
Symbol Technologies Inc.
Wong Peter S.
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