US Patent 7192015 Plate spring with improved settlement behavior
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Patent abstract
A plate spring of a substantially circular-ring-shaped form having a substantially externally conical upper side (12) and a substantially internally conical underside (13) between which there are positioned an outer annular edge (14) and an inner annular edge (15), wherein, in the unloaded condition, the surface layer (17) of the underside (13) comprises a higher inherent compressive stress than the surface layer (16) of the upper side (12).
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US Patent 07192015 Plate spring with improved settlement behavior US Patent 7192015 Plate spring with improved settlement behavior
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Patent Number
0719201500
Patent Number
719201500
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Infobox
Is a
Patent Jurisdiction
Patent Number
071920150
Date of Patent
March 20, 2007
0Patent Application Number
109011110
Date Filed
July 29, 2004
0Official Website
Patent Primary Examiner
Edits on 25 Sep, 2022
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Infobox
Is a
Patent Jurisdiction
Patent Number
071920150
Date of Patent
March 20, 2007
0Patent Application Number
109011110
Date Filed
July 29, 2004
0Official Website
Patent Primary Examiner
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US Patent 07192015 Plate spring with improved settlement behavior
Infobox
Is a
Patent jurisdiction
Patent number
07192015
Date of patent
March 20, 2007
Patent application number
10901111
Date Filed
July 29, 2004
Patent primary examiner
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