US Patent 7228788 Piston structure for an air pump
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Patent abstract
A piston for an air pump is disclosed. The piston has a piston rod having a connecting axle hole for positioning a bearing, which is protected with a bearing protection cap. The bearing is firmly secured within the axle hole.
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US Patent 07228788 Piston structure for an air pump US Patent 7228788 Piston structure for an air pump
Infobox
Patent Number
0722878800
Patent Number
722878800
Edits on 29 Apr, 2023
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
072287880
Date of Patent
June 12, 2007
0Patent Application Number
113218670
Date Filed
December 30, 2005
0Official Website
Patent Primary Examiner
Edits on 23 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
072287880
Date of Patent
June 12, 2007
0Patent Application Number
113218670
Date Filed
December 30, 2005
0Official Website
Patent Primary Examiner
Edits on 15 Jun, 2022
Golden AI
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US Patent 07228788 Piston structure for an air pump
Infobox
Is a
Patent jurisdiction
Patent number
07228788
Date of patent
June 12, 2007
Patent application number
11321867
Date Filed
December 30, 2005
Patent primary examiner
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