US Patent 7237976 Key-engaging part structure
Patent 7237976 was granted and assigned to Sumitomo Heavy Industries on July, 2007 by the United States Patent and Trademark Office.
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Patent abstract
A key-engaging part structure which realizes an efficient formation of a key-engaging part in an axial-hole member is provided. A key-engaging through hole is formed in a key-engaging part of an axial-hole member while both and portions of the axial-hole member leave intact such that the key-engaging through hole is bored through the axial-hole member in the radial direction. The key-engaging part is formed using this through hole.
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US Patent 07237976 Key-engaging part structure US Patent 7237976 Key-engaging part structure
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Patent Number
0723797600
Patent Number
723797600
Edits on 24 May, 2023
Golden AI
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Official Website
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Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
072379760
Date of Patent
July 3, 2007
0Patent Application Number
101154280
Date Filed
April 4, 2002
0Official Website
Patent Primary Examiner
Edits on 25 Sep, 2022
Golden AI
Infobox
Is a
Current Assignee
Patent Jurisdiction
Patent Number
072379760
Date of Patent
July 3, 2007
0Patent Application Number
101154280
Date Filed
April 4, 2002
0Official Website
Patent Primary Examiner
Edits on 15 Jun, 2022
Golden AI
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Edits on 21 Nov, 2021
Golden AI
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US Patent 07237976 Key-engaging part structure
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07237976
Date of patent
July 3, 2007
Patent application number
10115428
Date Filed
April 4, 2002
Patent primary examiner
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