US Patent 7086804 Quick-change attachment
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Patent Inventor Names
Rolf Mieger0
Thomas Zitterbart0
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Article (+498 characters)
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Patent abstract
The invention relates to a quick-change attachment to connect a tool, preferably, to the boom of a hydraulic excavator, comprising a boom-connecting quick-change attachment component to accommodate a tool, one end of which has a pin, and the other end of which is retained within a bearing of the quick-change attachment by positive-fit or friction engagement. According to the invention, a bushing in the form of a half-liner having a large support angle is inserted in the bearing.
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US Patent 07086804 Quick-change attachment US Patent 7086804 Quick-change attachment
Infobox
Patent Number
070868040
Patent Number
70868040
Edits on 22 May, 2023
Golden AI
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Official Website
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Golden AI
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Patent Jurisdiction
Patent Number
070868040
Date of Patent
August 8, 2006
0Patent Application Number
108037910
Date Filed
March 18, 2004
0Official Website
Patent Primary Examiner
Edits on 7 Jun, 2022
Golden AI
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Edits on 16 Nov, 2021
Golden AI
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US Patent 07086804 Quick-change attachment
Infobox
Is a
Patent jurisdiction
Patent number
07086804
Date of patent
August 8, 2006
Patent application number
10803791
Date Filed
March 18, 2004
Patent primary examiner
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