JP6826487B2 - フロントフォーク - Google Patents
フロントフォーク Download PDFInfo
- Publication number
- JP6826487B2 JP6826487B2 JP2017085815A JP2017085815A JP6826487B2 JP 6826487 B2 JP6826487 B2 JP 6826487B2 JP 2017085815 A JP2017085815 A JP 2017085815A JP 2017085815 A JP2017085815 A JP 2017085815A JP 6826487 B2 JP6826487 B2 JP 6826487B2
- Authority
- JP
- Japan
- Prior art keywords
- front fork
- cushion rubber
- cylinder
- partition wall
- tube
- 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.)
- Active
Links
- 229920001971 elastomer Polymers 0.000 claims description 79
- 238000005192 partition Methods 0.000 claims description 49
- 239000000725 suspension Substances 0.000 claims description 40
- 230000008602 contraction Effects 0.000 claims description 30
- 238000004804 winding Methods 0.000 claims description 5
- 239000012530 fluid Substances 0.000 claims description 3
- 238000013016 damping Methods 0.000 description 33
- 239000003921 oil Substances 0.000 description 29
- 239000007788 liquid Substances 0.000 description 16
- 230000007423 decrease Effects 0.000 description 13
- 230000007246 mechanism Effects 0.000 description 10
- 230000006835 compression Effects 0.000 description 9
- 238000007906 compression Methods 0.000 description 9
- 230000008859 change Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 5
- 206010061217 Infestation Diseases 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62K—CYCLES; CYCLE FRAMES; CYCLE STEERING DEVICES; RIDER-OPERATED TERMINAL CONTROLS SPECIALLY ADAPTED FOR CYCLES; CYCLE AXLE SUSPENSIONS; CYCLE SIDE-CARS, FORECARS, OR THE LIKE
- B62K25/00—Axle suspensions
- B62K25/04—Axle suspensions for mounting axles resiliently on cycle frame or fork
- B62K25/06—Axle suspensions for mounting axles resiliently on cycle frame or fork with telescopic fork, e.g. including auxiliary rocking arms
- B62K25/08—Axle suspensions for mounting axles resiliently on cycle frame or fork with telescopic fork, e.g. including auxiliary rocking arms for front wheel
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F1/00—Springs
- F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
- F16F1/04—Wound springs
- F16F1/06—Wound springs with turns lying in cylindrical surfaces
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/48—Arrangements for providing different damping effects at different parts of the stroke
-
- 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
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/58—Stroke limiting stops, e.g. arranged on the piston rod outside the cylinder
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
- Axle Suspensions And Sidecars For Cycles (AREA)
- Springs (AREA)
Description
Claims (3)
- 車体側チューブと車軸側チューブとを有するテレスコピック型のチューブ部材と、
シリンダと、前記シリンダ内に軸方向に移動可能に挿入されるピストンロッドとを有して前記車体側チューブと前記車軸側チューブとの間に介装されるダンパと、
線材を巻き回して形成されるコイルばねであって前記チューブ部材と前記シリンダとの間に介装されており、収縮側へのストローク量が最大となるより前に軸方向の一端部の前記線材が密着して筒状の隔壁が形成される懸架ばねと、
前記シリンダ又は前記ピストンロッドに装着されて前記隔壁内へ侵入可能なクッションゴムとを備え、
前記クッションゴムが前記隔壁内へ侵入すると、前記隔壁と前記クッションゴムとの間に前記隔壁内から外側へ移動する流体の流れに抵抗を与える制限通路が形成され、
前記制限通路が形成されてから前記クッションゴムが前記隔壁内へさらに侵入すると、前記クッションゴムが圧縮される
ことを特徴とするフロントフォーク。 - 前記クッションゴムは、硬度又は形状の異なる二つ以上のゴムピースを有して構成されている
ことを特徴とする請求項1に記載のフロントフォーク。 - 前記シリンダは、前記車軸側チューブ内に設けられており、
前記懸架ばねは、前記一端部を前記シリンダ側へ向けて前記シリンダと前記車体側チューブとの間に介装されており、
前記クッションゴムは、前記ピストンロッドの外周に装着されている
ことを特徴とする請求項1又は2に記載のフロントフォーク。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017085815A JP6826487B2 (ja) | 2017-04-25 | 2017-04-25 | フロントフォーク |
CN201880025849.0A CN110520648B (zh) | 2017-04-25 | 2018-03-14 | 前叉 |
PCT/JP2018/009908 WO2018198560A1 (ja) | 2017-04-25 | 2018-03-14 | フロントフォーク |
TW107112235A TWI728242B (zh) | 2017-04-25 | 2018-04-10 | 前叉 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017085815A JP6826487B2 (ja) | 2017-04-25 | 2017-04-25 | フロントフォーク |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018184977A JP2018184977A (ja) | 2018-11-22 |
JP6826487B2 true JP6826487B2 (ja) | 2021-02-03 |
Family
ID=63918387
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017085815A Active JP6826487B2 (ja) | 2017-04-25 | 2017-04-25 | フロントフォーク |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP6826487B2 (ja) |
CN (1) | CN110520648B (ja) |
TW (1) | TWI728242B (ja) |
WO (1) | WO2018198560A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB202119090D0 (en) * | 2021-12-29 | 2022-02-09 | R E H Forks Ltd | Spring assembly for fork of bicycle or motorcycle |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2529994Y2 (ja) * | 1992-11-30 | 1997-03-26 | カヤバ工業株式会社 | 倒立型フロントフォーク |
JPH08270710A (ja) * | 1995-03-31 | 1996-10-15 | Kayaba Ind Co Ltd | フロントフォーク |
US6241391B1 (en) * | 1997-04-28 | 2001-06-05 | Howard Hoose | Vehicle suspension and bearing therefor |
JP2003148531A (ja) * | 2001-11-09 | 2003-05-21 | Showa Corp | 多段コイルスプリング |
JP4080727B2 (ja) * | 2001-11-12 | 2008-04-23 | ポリマテック株式会社 | 粘性流体封入ダンパー |
JP4700519B2 (ja) * | 2006-02-24 | 2011-06-15 | 株式会社ショーワ | フロントフォークの減衰力調整装置 |
US20090039574A1 (en) * | 2007-08-10 | 2009-02-12 | Paul William Cook | Spring assembly |
CN201283981Y (zh) * | 2008-09-24 | 2009-08-05 | 林佑宪 | 中管定位单避震前叉 |
EP2330314B1 (en) * | 2008-10-02 | 2014-11-12 | Kayaba Industry Co., Ltd. | Front fork |
JP5141916B2 (ja) * | 2009-03-23 | 2013-02-13 | 本田技研工業株式会社 | 油圧緩衝器 |
JP5764021B2 (ja) * | 2011-09-27 | 2015-08-12 | カヤバ工業株式会社 | 緩衝装置 |
TWM478081U (zh) * | 2013-08-09 | 2014-05-11 | Li You Ci | 多連桿避震器之結構 |
RU2628552C1 (ru) * | 2013-08-26 | 2017-08-18 | Теин, Инк. | Гидравлический демпфер |
JP6154741B2 (ja) * | 2013-12-20 | 2017-06-28 | Kyb株式会社 | 緩衝器 |
TW201623834A (zh) * | 2014-11-28 | 2016-07-01 | Hitachi Automotive Systems Ltd | 氣缸裝置 |
-
2017
- 2017-04-25 JP JP2017085815A patent/JP6826487B2/ja active Active
-
2018
- 2018-03-14 WO PCT/JP2018/009908 patent/WO2018198560A1/ja active Application Filing
- 2018-03-14 CN CN201880025849.0A patent/CN110520648B/zh active Active
- 2018-04-10 TW TW107112235A patent/TWI728242B/zh active
Also Published As
Publication number | Publication date |
---|---|
WO2018198560A1 (ja) | 2018-11-01 |
CN110520648A (zh) | 2019-11-29 |
TW201842280A (zh) | 2018-12-01 |
CN110520648B (zh) | 2021-03-23 |
TWI728242B (zh) | 2021-05-21 |
JP2018184977A (ja) | 2018-11-22 |
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