US Patent 7885577 Rotation transmission device and image forming apparatus
Patent 7885577 was granted and assigned to RICOH COMPANY,LTD. on February, 2011 by the United States Patent and Trademark Office.
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Patent abstract
A rotation transmission device including a driving member configured to input a driving force; a rotatable member; and a joint configured to transmit the driving force to the rotatable member, wherein the driving member, joint and rotatable member are coaxially arranged, and wherein the driving member are connected with the joint in such a manner that the phase of one-revolution fluctuation of the driving member is different from the phase of one-revolution fluctuation of the joint by an angle of π.
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Patent Inventor Names
Keisuke Sugiyama0
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Official Website
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US Patent 07885577 Rotation transmission device and image forming apparatus US Patent 7885577 Rotation transmission device and image forming apparatus
Infobox
Patent Number
078855770
Patent Number
78855770
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Infobox
Is a
Current Assignee
0
Patent Jurisdiction
Patent Number
078855770
Date of Patent
February 8, 2011
0Patent Application Number
122891290
Date Filed
October 21, 2008
0Official Website
Patent Primary Examiner
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US Patent 07885577 Rotation transmission device and image forming apparatus
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07885577
Date of patent
February 8, 2011
Patent application number
12289129
Date Filed
October 21, 2008
Patent primary examiner
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