Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Ying-Chieh Chen0
Cheng Wang0
Sen-Ming Hsu0
Tsung-Ching Lin0
Date of Patent
February 27, 2007
0Patent Application Number
110082770
Date Filed
December 10, 2004
0Patent Primary Examiner
Patent abstract
A cooling air gathering plate for enhancing a cooling effect of a projector lamp is disclosed. The gathering plate has a notch to collect the cooling air at a lampwick, a welding point of the lamp, and/or any high temperature position of the lamp. A center line of the gathering plate matches together with an axis of the lamp. The gathering plate can be fixed on the lamp, a lamp reflector, or a holder for fixing the gathering plate to guide the cooling air passing through the high temperature position of the lamp.
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