Electricity: battery or capacitor charging or discharging – Cell or battery charger structure – For handheld device
Reexamination Certificate
2011-03-15
2011-03-15
Tso, Edward (Department: 2858)
Electricity: battery or capacitor charging or discharging
Cell or battery charger structure
For handheld device
C320S107000, C368S074000, C368S050000, C368S051000, C368S142000
Reexamination Certificate
active
07906938
ABSTRACT:
A timing device utilizes hybrid power to drive a movement of the timing device, the hybrid power supply functioning as an auxiliary unit to deliver power to an electro-magnetically driving unit through an automatic control unit manipulated by a mechanical energy storage status detection unit to produce mechanical energy in time to prevent the movement from stopping; a main spring barrel or a potential difference weight of the kinetic energy storage unit being driven to further drive a wheel chain of the timing device and automatically suspend driving upon the completion of winding the wheel train.
REFERENCES:
patent: 4901295 (1990-02-01), Taguezout et al.
patent: 6098757 (2000-08-01), Stephenson
patent: 6314717 (2001-11-01), Teets et al.
patent: 6422739 (2002-07-01), Hara et al.
patent: 2004/0084860 (2004-05-01), Svartz et al.
patent: 2006/0293608 (2006-12-01), Rothman et al.
Bacon & Thomas PLLC
Tso Edward
Williams Arun
LandOfFree
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