US Patent 7685937 Composite doctor blade
Patent 7685937 was granted and assigned to Metso on March, 2010 by the United States Patent and Trademark Office.
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Patent abstract
A composite doctor blade to be installed in a blade holder (11) containing a throat (15) has a rear part (14) made of a composite material which has a profiling (16) which protrudes beyond the plane (18) defined by the doctor blade in order to retain the doctor blade in the blade holder (11). At a distance from the rear part (14), part (17) of the profiling (16) protrudes from the plane (18) to one side only. Moreover, the part (17) is higher than its width in the cross-sectional plane of the doctor blade.
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Patent Inventor Names
Ari Närhi0
Harri Ruotsalainen0
Mikko Karioja0
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US Patent 07685937 Composite doctor blade US Patent 7685937 Composite doctor blade
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Patent Number
07685937
Patent Number
7685937
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Official Website
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US Patent 07685937 Composite doctor blade
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Is a
Current assignee
Patent jurisdiction
Patent number
07685937
Date of patent
March 30, 2010
Patent application number
11303747
Date Filed
December 15, 2005
Patent primary examiner
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