GARAGE DOOR OPENER WITH SECONDARY POWER SOURCE
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United States of America Patent
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N/A
Issued Date -
Jun 24, 2010
app pub date -
Apr 20, 2009
filing date -
Dec 19, 2008
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A garage door opener having a secondary power source. The garage door opener includes a drive unit and an opening mechanism. The drive unit is configured to be coupled to an external AC power source and to a removable battery pack that provides DC power. The drive unit includes a power unit, a motor coupled to the power unit, and a drive mechanism coupled to the motor. The opening mechanism is coupled to the drive mechanism and configured to open and close a garage door. When AC power is not available, the power unit uses the DC power to operate the garage door opener.
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Family
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