Industry Patents

Patent: 6707256

Dimmer Pack

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Patent Number: 6707256 
Title: Dimmer Pack 
Abstract: A self contained multiple dimming channel package includes a housing with a main power circuit board supported on its bottom wall and a control circuit board extending laterally and vertically to baffle air flow through the housing. A cross flow cooling fan forces air through an opening in the control board and across power switching modules and toroidal chokes mounted to the main board. Each power switching module includes a heat sink with fins parallel to the air flow, and the chokes are mounted in rows with their central openings aligned with the air flow. The power switching modules include circuits attached to the heat sinks with terminals releasably plugged into mating connectors on the main board. Circuit breaker switches are snapped into place in the housing. The front corners of the housing are provided with integral mounting bracket and handle members.  
Country of Issue: US 
First Named Inventor: Brunker, Garvey, Suomi, Thurk 
Assignee: Electronic Theatre Controls 
Continuation or Divisional of:  
International Classification: H01J 7/24 
US Classification: 315/112 
Issue Date: 03-16-2004 
Filing Date: 06-25-2002 
Application : 10/180200 
Notes:  
Link to Patent at freepatentsonline.com: 6707256 at Freepatentsonline 
Link to World Patent Family1: World Patent Family at European Patent Office 
Link to Google Patents1: 6707256 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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