CA2322652C - Random engagement roller chain sprocket with staged meshing and root relief to provide improved noise characteristics - Google Patents

Random engagement roller chain sprocket with staged meshing and root relief to provide improved noise characteristics Download PDF

Info

Publication number
CA2322652C
CA2322652C CA002322652A CA2322652A CA2322652C CA 2322652 C CA2322652 C CA 2322652C CA 002322652 A CA002322652 A CA 002322652A CA 2322652 A CA2322652 A CA 2322652A CA 2322652 C CA2322652 C CA 2322652C
Authority
CA
Canada
Prior art keywords
roller
sprocket
engaging
flanks
disengaging
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.)
Expired - Fee Related
Application number
CA002322652A
Other languages
English (en)
French (fr)
Other versions
CA2322652A1 (en
Inventor
James D. Young
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cloyes Gear and Products Inc
Original Assignee
Cloyes Gear and Products Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Cloyes Gear and Products Inc filed Critical Cloyes Gear and Products Inc
Publication of CA2322652A1 publication Critical patent/CA2322652A1/en
Application granted granted Critical
Publication of CA2322652C publication Critical patent/CA2322652C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
    • F16H55/02—Toothed members; Worms
    • F16H55/30—Chain-wheels
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H7/00—Gearings for conveying rotary motion by endless flexible members
    • F16H7/06—Gearings for conveying rotary motion by endless flexible members with chains
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16H—GEARING
    • F16H55/00—Elements with teeth or friction surfaces for conveying motion; Worms, pulleys or sheaves for gearing mechanisms
    • F16H55/02—Toothed members; Worms
    • F16H55/08—Profiling
    • F16H2055/086—Silent gear profiles

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Gears, Cams (AREA)
  • Devices For Conveying Motion By Means Of Endless Flexible Members (AREA)
CA002322652A 1998-03-26 1999-03-26 Random engagement roller chain sprocket with staged meshing and root relief to provide improved noise characteristics Expired - Fee Related CA2322652C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US7941498P 1998-03-26 1998-03-26
US60/079,414 1998-03-26
PCT/US1999/006104 WO1999049239A1 (en) 1998-03-26 1999-03-26 Random engagement roller chain sprocket with staged meshing and root relief to provide improved noise characteristics

Publications (2)

Publication Number Publication Date
CA2322652A1 CA2322652A1 (en) 1999-09-30
CA2322652C true CA2322652C (en) 2008-07-15

Family

ID=22150399

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002322652A Expired - Fee Related CA2322652C (en) 1998-03-26 1999-03-26 Random engagement roller chain sprocket with staged meshing and root relief to provide improved noise characteristics

Country Status (7)

Country Link
US (1) US5997424A (enExample)
EP (1) EP1064476B1 (enExample)
JP (1) JP4309052B2 (enExample)
BR (1) BR9909667A (enExample)
CA (1) CA2322652C (enExample)
DE (1) DE69936256D1 (enExample)
WO (1) WO1999049239A1 (enExample)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7416500B2 (en) * 1996-12-19 2008-08-26 Cloyes Gear And Products, Inc. Random engagement roller chain sprocket and timing chain system including same
US6736744B1 (en) 2000-11-01 2004-05-18 Borgwarner, Inc. Roller chain sprocket for preventing substantially radial impact with chain rollers
CN1726363A (zh) * 2002-12-19 2006-01-25 克劳伊斯传动装置产品有限公司 带有金属垫圈的非对称链轮装置
JP3749904B2 (ja) * 2003-06-16 2006-03-01 株式会社スギノテクノ ローラチェーン用スプロケット
WO2006026288A1 (en) * 2004-08-26 2006-03-09 Cloyes Gear And Products, Inc. Inverted tooth chain sprocket with frequency modulated meshing
JP4685429B2 (ja) * 2004-12-17 2011-05-18 株式会社椿本チエイン チェーン用のスプロケット
US7500928B2 (en) * 2005-01-20 2009-03-10 Borgwarner Inc. Randomized chain system
DE602006008016D1 (de) * 2005-09-29 2009-09-03 Cloyes Gear & Products Inc Kettenradanordnung mit mehreren dämpfungsringen
US7740555B2 (en) * 2005-10-14 2010-06-22 Borgwarner Inc. Sprocket tooth profile for a roller or bush chain
US20080081719A1 (en) * 2006-09-29 2008-04-03 Young James D Roller chain sprocket having an improved symmetric tooth form
CN101680522B (zh) * 2007-05-11 2012-12-05 克劳伊斯传动装置产品有限公司 调频啮合的反齿链链轮
WO2009111219A2 (en) * 2008-03-06 2009-09-11 Borgwarner Inc. Sprocket randomization for enhanced nvh control
WO2011127168A1 (en) * 2010-04-06 2011-10-13 Cloyes Gear And Products, Inc. Inverted tooth chain sprocket with frequency modulated meshing features
KR101276005B1 (ko) 2012-06-27 2013-06-19 경상대학교산학협력단 체인용 스프로켓 및 그 설계방법
US20170191558A1 (en) * 2014-05-29 2017-07-06 Miranda & Irmaco, Lda. Drivetrain system and use thereof
GB201717436D0 (en) 2017-07-13 2017-12-06 Infigear Ltd Power transmission chain
US11732782B2 (en) 2017-07-13 2023-08-22 New Motion Labs Ltd. Transmission system
GB2597910B (en) * 2020-07-17 2023-08-16 New Motion Labs Ltd Drive sprocket
CN118278219B (zh) * 2024-05-31 2024-08-23 季华实验室 非对称直齿轮副的啮合刚度调整方法、装置、设备及介质

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2667792A (en) * 1947-11-29 1954-02-02 Wilfrid H Bendall Drive chain
JP2560185B2 (ja) * 1992-11-20 1996-12-04 ボーグ・ワーナー・オートモーティブ株式会社 低騒音チエーン伝動装置
JP2546442Y2 (ja) * 1993-06-30 1997-09-03 株式会社椿本チエイン ローラチェーン用スプロケット
US5848948A (en) * 1996-08-02 1998-12-15 Cloyes Gear And Products, Inc. Roller chain timing drive having reduced noise
US5876295A (en) 1996-01-23 1999-03-02 Cloyes Gear And Products, Inc. Roller chain drive system having improved noise characteristics
JP4195090B2 (ja) * 1996-01-23 2008-12-10 クロイエス ギア アンド プロダクツ、インコーポレイテッド 改善されたノイズ特性を有するローラチェーン駆動システム
DE19606667C2 (de) * 1996-02-23 1999-10-14 Sram De Gmbh Kettenschaltung für Fahrräder
US5921878A (en) * 1996-07-03 1999-07-13 Cloyes Gear And Products, Inc. Roller chain drive system having improved noise characteristics
JPH1026213A (ja) * 1996-07-09 1998-01-27 Tsubakimoto Chain Co ローラチェーン用スプロケット歯形
CA2259391C (en) * 1996-07-25 2006-10-10 Cloyes Gear And Products, Inc. Random engagement roller chain sprocket having improved noise characteristics
US5921879A (en) * 1996-07-25 1999-07-13 Cloyes Gear And Products, Inc. Random engagement roller chain sprocket with staged meshing and flank relief to provide improved noise characteristics
US5876159A (en) * 1997-04-23 1999-03-02 Industrial Technology Research Institute Sprocket trimming method for the multi-stage sprocket assembly

Also Published As

Publication number Publication date
BR9909667A (pt) 2000-11-21
EP1064476A4 (en) 2006-03-15
JP4309052B2 (ja) 2009-08-05
CA2322652A1 (en) 1999-09-30
JP2002507709A (ja) 2002-03-12
US5997424A (en) 1999-12-07
EP1064476A1 (en) 2001-01-03
WO1999049239A1 (en) 1999-09-30
EP1064476B1 (en) 2007-06-06
DE69936256D1 (de) 2007-07-19

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EEER Examination request
MKLA Lapsed

Effective date: 20160329