Title:
BATTERY-OPERATED POWER TOOL WITH LIGHT SOURCE
Document Type and Number:
WIPO Patent Application WO2004078419
Kind Code:
A3
Abstract:
A battery-operated power tool includes housing, a motor disposed in the housing, a battery, a light source, a driver circuit, and first and second physical switches. The driver circuit includes a transistor configured as a switch connecting the battery to the light source. The driver circuit further includes a capacitor arranged to form a timer. The first physical switch is arranged such that its assertion connects the battery to the light source for a predetermined period of time. The second physical switch is separate from the first physical switch and is arranged such that its assertion connects the battery to the motor.
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Inventors:
MINALGA PHILIP F (US)
GAO YUN HUA (CN)
GAO YUN HUA (CN)
Application Number:
PCT/US2004/006493
Publication Date:
January 27, 2005
Filing Date:
March 03, 2004
Export Citation:
Assignee:
ONE WORLD TECHNOLOGIES LTD
MINALGA PHILIP F (US)
GAO YUN HUA (CN)
ONE WORLD TECHNOLOGIES INC (US)
MINALGA PHILIP F (US)
GAO YUN HUA (CN)
ONE WORLD TECHNOLOGIES INC (US)
International Classes:
B25B23/18; B25F5/02; (IPC1-7): H05B37/02
Foreign References:
| US6318874B1 | 2001-11-20 | |||
| US6729743B2 | 2004-05-04 | |||
| US6612713B1 | 2003-09-02 |
Other References:
See also references of EP 1606979A4
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