Invention Grant
- Patent Title: Thermal protection for lamp ballasts
- Patent Title (中): 灯泡镇流器的热保护
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Application No.: US12714972Application Date: 2010-03-01
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Publication No.: US07940015B2Publication Date: 2011-05-10
- Inventor: Venkatesh Chitta , Mark S. Taipale , Jonathan Robert Quayle , Thomas R. Hinds
- Applicant: Venkatesh Chitta , Mark S. Taipale , Jonathan Robert Quayle , Thomas R. Hinds
- Applicant Address: US PA Coopersburg
- Assignee: Lutron Electronics Co., Inc.
- Current Assignee: Lutron Electronics Co., Inc.
- Current Assignee Address: US PA Coopersburg
- Agency: Woodcock Washburn LLP
- Main IPC: G05F1/00
- IPC: G05F1/00
Abstract:
The output current of a ballast is dynamically limited when an over-temperature condition is detected in the ballast according to one of (i) a step function or (ii) a combination of step and continuous functions, so as to reduce the temperature of the ballast while continuing to operate it.
Public/Granted literature
- US20100171435A1 Thermal Protection For Lamp Ballasts Public/Granted day:2010-07-08
Information query
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