JP2003329030A5 - - Google Patents

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Publication number
JP2003329030A5
JP2003329030A5 JP2002135465A JP2002135465A JP2003329030A5 JP 2003329030 A5 JP2003329030 A5 JP 2003329030A5 JP 2002135465 A JP2002135465 A JP 2002135465A JP 2002135465 A JP2002135465 A JP 2002135465A JP 2003329030 A5 JP2003329030 A5 JP 2003329030A5
Authority
JP
Japan
Prior art keywords
cylindrical roller
peripheral surface
roller
winding pitch
wire
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2002135465A
Other languages
Japanese (ja)
Other versions
JP2003329030A (en
Filing date
Publication date
Application filed filed Critical
Priority to JP2002135465A priority Critical patent/JP2003329030A/en
Priority claimed from JP2002135465A external-priority patent/JP2003329030A/en
Priority to PCT/JP2002/013282 priority patent/WO2003054635A1/en
Priority to EP02786154A priority patent/EP1469356A1/en
Priority to CNB028229290A priority patent/CN100367129C/en
Publication of JP2003329030A publication Critical patent/JP2003329030A/en
Priority to US10/499,749 priority patent/US7266337B2/en
Publication of JP2003329030A5 publication Critical patent/JP2003329030A5/ja
Priority to US11/849,077 priority patent/US20090028616A1/en
Pending legal-status Critical Current

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Claims (6)

中空の円筒状ローラと、
該円筒状ローラの中空部で螺旋状に巻かれながら該円筒状ローラの長手方向一端部から長手方向他端部まで延びると共に該円筒状ローラの内周面に接触する線材と、
前記円筒状ローラの外周面に接触してその長手方向両端部を回転自在に支持する軸受とを備え、
前記線材は、前記外周面のうち前記軸受が位置する部分を他の部分よりも強い圧力で外側に押圧するものであることを特徴とするローラユニット。A hollow cylindrical roller;
A wire that extends from one longitudinal end of the cylindrical roller to the other longitudinal end while being spirally wound in the hollow portion of the cylindrical roller and contacts the inner peripheral surface of the cylindrical roller;
A bearing that is in contact with the outer peripheral surface of the cylindrical roller and rotatably supports both longitudinal ends thereof;
The roller unit is a roller unit that presses a portion of the outer peripheral surface where the bearing is located outward with a stronger pressure than other portions. 中空の円筒状ローラと、
該円筒状ローラの中空部で螺旋状に巻かれながら該円筒状ローラの長手方向一端部から長手方向他端部まで延びると共に該円筒状ローラの内周面に接触する線材と、
前記円筒状ローラの外周面に接触してその長手方向両端部を回転自在に支持する軸受とを備え、
前記線材の巻きピッチは一定ではないものであり、前記外周面のうち前記軸受が位置する部分の巻きピッチは他の部分の巻きピッチよりも短いものであることを特徴とするローラユニット。A hollow cylindrical roller;
A wire that extends from one longitudinal end of the cylindrical roller to the other longitudinal end while being spirally wound in the hollow portion of the cylindrical roller and contacts the inner peripheral surface of the cylindrical roller;
A bearing that is in contact with the outer peripheral surface of the cylindrical roller and rotatably supports both longitudinal ends thereof;
The roller unit is characterized in that a winding pitch of the wire is not constant, and a winding pitch of a portion of the outer peripheral surface where the bearing is located is shorter than a winding pitch of other portions. 前記線材の巻きピッチが短くない部分が位置する前記円筒状ローラの前記外周面の部分は、記録媒体を挟持するための部分であることを特徴とする請求項２に記載のローラユニット。  The roller unit according to claim 2, wherein a portion of the outer peripheral surface of the cylindrical roller where a portion where the winding pitch of the wire is not short is located is a portion for sandwiching a recording medium. 中空の円筒状ローラと、
該円筒状ローラの中空部で螺旋状に巻かれながら該円筒状ローラの長手方向一端部から長手方向他端部まで延びると共に該円筒状ローラの内周面に接触する線材とを備え、
前記線材の巻きピッチは、一定ではないものであることを特徴とするローラユニット。A hollow cylindrical roller;
A wire rod that extends from one end in the longitudinal direction of the cylindrical roller to the other end in the longitudinal direction while being spirally wound in the hollow portion of the cylindrical roller and is in contact with the inner peripheral surface of the cylindrical roller;
The roller unit is characterized in that the winding pitch of the wire is not constant. 前記線材の巻きピッチは、前記円筒状ローラの長手方向両端部分の巻きピッチが他の部分の巻きピッチよりも短いものであることを特徴とする請求項４に記載のローラユニット。  5. The roller unit according to claim 4, wherein the winding pitch of the wire rod is such that the winding pitch at both end portions in the longitudinal direction of the cylindrical roller is shorter than the winding pitch of other portions. 請求項１から５までのうちのいずれか一項に記載のローラユニットを備えたことを特徴とする画像形成装置。  An image forming apparatus comprising the roller unit according to claim 1.
JP2002135465A 2001-12-20 2002-05-10 Roller unit Pending JP2003329030A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2002135465A JP2003329030A (en) 2002-05-10 2002-05-10 Roller unit
PCT/JP2002/013282 WO2003054635A1 (en) 2001-12-20 2002-12-19 Fixing roller and method of producing the same, fixing device and image forming device
EP02786154A EP1469356A1 (en) 2001-12-20 2002-12-19 Fixing roller and method of producing the same, fixing device and image forming device
CNB028229290A CN100367129C (en) 2001-12-20 2002-12-19 Fixing roller and method of producing the same, fixing device and image forming device
US10/499,749 US7266337B2 (en) 2001-12-20 2004-06-18 Fixing roller, and method of producing the same, fixing device and image forming device
US11/849,077 US20090028616A1 (en) 2001-12-20 2007-08-31 Fixing roller, method of manufacture thereof, and fixation assembly and image-forming apparatus employing the roller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002135465A JP2003329030A (en) 2002-05-10 2002-05-10 Roller unit

Publications (2)

Publication Number Publication Date
JP2003329030A JP2003329030A (en) 2003-11-19
JP2003329030A5 true JP2003329030A5 (en) 2005-09-29

Family

ID=29697782

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002135465A Pending JP2003329030A (en) 2001-12-20 2002-05-10 Roller unit

Country Status (1)

Country Link
JP (1) JP2003329030A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100659270B1 (en) 2005-11-07 2006-12-20 삼성전자주식회사 Heating roller assembly for image forming apparatus
JP5104901B2 (en) * 2010-05-27 2012-12-19 ブラザー工業株式会社 Fixing device
JP5104902B2 (en) * 2010-05-27 2012-12-19 ブラザー工業株式会社 Fixing apparatus and image forming apparatus
US8755704B2 (en) 2010-05-27 2014-06-17 Brother Kogyo Kabushiki Kaisha Fixing device having heat roller reinforced by coil
JP2011248144A (en) 2010-05-27 2011-12-08 Brother Ind Ltd Fixing device
JP6397850B2 (en) * 2016-05-17 2018-09-26 本田技研工業株式会社 Stator for rotating electrical machine and lead wire fixing method for stator for rotating electrical machine

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