Industry Patents

Patent: 9970643

Rotatable Heat Sink with Internal Convection

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Patent Number: 9970643 
Title: Rotatable Heat Sink with Internal Convection 
Abstract:

According to the present specification there is provided a rotatable heat sink device which comprises a heat sink configured to enclose a cooling fluid, and the heat sink is rotatable about a rotational axis. The heat sink, in turn, comprises a first portion configured to receive thermal energy from a source external to the heat sink, and a second portion configured to dissipate at least a portion of the thermal energy to surroundings external to the device. The device further comprises an optical wavelength conversion material disposed on an outside surface of the first portion of the heat sink, and an agitator disposed inside the heat sink. The agitator is rotationally independent of the heat sink and is configured to promote circulation of the cooling fluid between the first portion and the second portion.  

Country of Issue: US 
First Named Inventor: Adema, Hill 
Assignee: Christie Digital Systems 
Continuation or Divisional of:  
International Classification: F21V 29/51 
US Classification: F21V 29/502 
Issue Date: 05-15-2018 
Filing Date: 05-12-2016 
Application : 15/153321 
Notes:  
Link to Patent at freepatentsonline.com: 9970643 at Freepatentsonline 
Link to World Patent Family1: World Patent Family at European Patent Office 
Link to Google Patents1: 9970643 at Google Patents 

 

1. The Google Patents and World Patent Family links will likely not work until a few weeks
after the patent has issued - they take a while to get new patents in their systems.

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