US Patent 7284643 Brake disk
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Patent Inventor Names
Ching-Wen Kao0
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Patent abstract
A brake disk has a disk body. The disk body has two sides, an outer periphery, a central hole, multiple through holes and multiple curved grooves. The central hole is defined through the disk body. The through holes are defined through the disk body around the central hole. The curved grooves are defined respectively in the sides of the disk body and each groove has a first end extending to the outer periphery of the disk body and a second end extending to and communicating with one of the through holes.
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US Patent 07284643 Brake disk US Patent 7284643 Brake disk
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Patent Number
072846430
Patent Number
72846430
Edits on 22 Sep, 2022
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Patent Jurisdiction
Patent Number
072846430
Date of Patent
October 23, 2007
0Patent Application Number
114945040
Date Filed
July 28, 2006
0Official Website
Patent Primary Examiner
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US Patent 07284643 Brake disk
Infobox
Is a
Patent jurisdiction
Patent number
07284643
Date of patent
October 23, 2007
Patent application number
11494504
Date Filed
July 28, 2006
Patent primary examiner
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