US Patent 7432820 Sound-flag synchronized action controller
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Patent Inventor Names
Charlie D. Phan0
Marc T. Phan0
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Patent abstract
The invention provides means to control flag movement. Sound activated unit responds to sound impulse to activate electric current flows to a switch-electromagnet. Switch-electromagnet effects directly on “Sound-flag synchronized action controller electrical switch” to turn an activated electric circuit “ON”. Activated electric current flows to “wind control bar electromagnets” to control velocity of blower wind current in flagpole interior to make flag actions such as waving, jumping and dancing.
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US Patent 07432820 Sound-flag synchronized action controller US Patent 7432820 Sound-flag synchronized action controller
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Patent Number
074328200
Patent Number
74328200
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Official Website
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Patent Jurisdiction
Patent Number
074328200
Date of Patent
October 7, 2008
0Patent Application Number
118093340
Date Filed
May 31, 2007
0Official Website
Patent Primary Examiner
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US Patent 07432820 Sound-flag synchronized action controller
Infobox
Is a
Patent jurisdiction
Patent number
07432820
Date of patent
October 7, 2008
Patent application number
11809334
Date Filed
May 31, 2007
Patent primary examiner
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