US Patent 7744340 Linear fan
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Patent abstract
The linear fan comprises blades that are fixed onto a flexible transmission engaging leading and follower pulleys. Each blade has cylindrical shanks to facilitate swivel fixation. The veer of the blades is provided with directive disks.
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Patent Inventor Names
Vadim Levin0
Yefim Levin0
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Official Website
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US Patent 07744340 Linear fan US Patent 7744340 Linear fan
Infobox
Patent Number
077443400
Patent Number
77443400
Edits on 26 Sep, 2022
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Patent Jurisdiction
Patent Number
077443400
Date of Patent
June 29, 2010
0Patent Application Number
118189610
Date Filed
April 25, 2006
0Official Website
Patent Primary Examiner
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US Patent 07744340 Linear fan
Infobox
Is a
Patent jurisdiction
Patent number
07744340
Date of patent
June 29, 2010
Patent application number
11818961
Date Filed
April 25, 2006
Patent primary examiner
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