US Patent 7218885 Fixing apparatus
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Patent Inventor Names
Masahiko Shimosugi0
Noboru Oishi0
Shigeru Tsunoda0
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Patent abstract
A fixing roller has a heat source therein and has a rubber layer on an outer periphery of a metal pipe. Hardness of the fixing roller is set to a range from 70° to 85° (ASKER C). A pressing roller is come into pressure contact with the fixing roller and a silicone foam rubber is formed on an outer periphery of a core. Hardness of the pressing roller is set to a range from 55° to 70° (ASKER C). A fixing apparatus in which a pressure necessary for color fixing is obtained, a print medium is not wrapped, and heat insulating performance of the pressing roller is obtained is provided.
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US Patent 07218885 Fixing apparatus US Patent 7218885 Fixing apparatus
Infobox
Patent Number
072188850
Patent Number
72188850
Edits on 22 May, 2023
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Official Website
Edits on 30 Mar, 2023
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Infobox
Is a
Patent Jurisdiction
Patent Number
072188850
Date of Patent
May 15, 2007
0Patent Application Number
108619420
Date Filed
June 4, 2004
0Official Website
Patent Primary Examiner
Edits on 8 Jun, 2022
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US Patent 07218885 Fixing apparatus
Infobox
Is a
Patent jurisdiction
Patent number
07218885
Date of patent
May 15, 2007
Patent application number
10861942
Date Filed
June 4, 2004
Patent primary examiner
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