JPS62102793U - - Google Patents

Info

Publication number
JPS62102793U
JPS62102793U JP19609285U JP19609285U JPS62102793U JP S62102793 U JPS62102793 U JP S62102793U JP 19609285 U JP19609285 U JP 19609285U JP 19609285 U JP19609285 U JP 19609285U JP S62102793 U JPS62102793 U JP S62102793U
Authority
JP
Japan
Prior art keywords
piston valve
front fork
fork according
reducing material
valve
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
JP19609285U
Other languages
Japanese (ja)
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 filed Critical
Priority to JP19609285U priority Critical patent/JPS62102793U/ja
Publication of JPS62102793U publication Critical patent/JPS62102793U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Axle Suspensions And Sidecars For Cycles (AREA)
  • Fluid-Damping Devices (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第1図は本考案の一実施例に係るフロントフオ
ークを部分的に示す縦断面図、第2図は本考案に
係るピストンバルブを拡大して示す縦断面図、第
3図は他の実施例に係るフロントフオークを第1
図と同様に示す縦断面図、第4図は従来例に係る
フロントフオークを第1図と同様に示す縦断面図
である。 1……ピストン部、2……アウターチユーブ、
3……インナーチユーブ、4……中空パイプ、8
,9,13……バルブストツパ、10,16……
ピストンバルブ、11……摩擦低減材、15……
スプリング、A……伸側油室、B……圧側油室、
C……リザーバ室。
Fig. 1 is a longitudinal cross-sectional view partially showing a front fork according to an embodiment of the present invention, Fig. 2 is a longitudinal cross-sectional view showing an enlarged piston valve according to the present invention, and Fig. 3 is another embodiment. The front fork related to
FIG. 4 is a longitudinal sectional view similar to FIG. 1, showing a front fork according to a conventional example. 1...Piston part, 2...Outer tube,
3...Inner tube, 4...Hollow pipe, 8
, 9, 13... Valve stopper, 10, 16...
Piston valve, 11... Friction reducing material, 15...
Spring, A... Rebound side oil chamber, B... Compression side oil chamber,
C... Reservoir room.

Claims (1)

【実用新案登録請求の範囲】 (1) インナーチユーブ下端のピストン部に環状
に形成されて配設されてなると共に、その内周面
が中空パイプの外周面に摺接してチエツク弁機能
および吸込弁機能を発揮するフロントフオークの
ピストンバルブにおいて、当該ピストンバルブは
少なくともその内周面に摩擦低減材がコーテイン
グされてなることを特徴とするフロントフオーク
のピストンバルブ。 (2) ピストンバルブの内周面と共にその上下端
面のいずれか一方端面にも摩擦低減材がコーテイ
ングされてなる実用新案登録請求の範囲第1項記
載のフロントフオークのピストンバルブ。 (3) ピストンバルブの内周面と共にその上下端
面にも摩擦低減材がコーテイングされてなる実用
新案登録請求の範囲第1項記載のフロントフオー
クのピストンバルブ。 (4) ピストンバルブの全周面に摩擦低減材がコ
ーテイングされてなる実用新案登録請求の範囲第
1項記載のフロントフオークのピストンバルブ。 (5) 摩擦低減材がテフロン樹脂材からなる実用
新案登録請求の範囲第1項記載のフロントフオー
クのピストンバルブ。 (6) ピストンバルブがスプリングで附勢されて
なる実用新案登録請求の範囲第1項記載のフロン
トフオークのピストンバルブ。 (7) ピストンバルブに作動油通過用の切り欠き
が形成されてなる実用新案登録請求の範囲第1項
記載のフロントフオークのピストンバルブ。
[Claims for Utility Model Registration] (1) The inner tube is formed in an annular shape and arranged in the piston portion at the lower end of the inner tube, and its inner circumferential surface is in sliding contact with the outer circumferential surface of the hollow pipe to function as a check valve and as a suction valve. A piston valve for a front fork that exhibits a function, characterized in that the piston valve is coated with a friction reducing material at least on its inner peripheral surface. (2) A piston valve for a front fork according to claim 1, wherein the inner peripheral surface of the piston valve as well as one of its upper and lower end surfaces is coated with a friction-reducing material. (3) A piston valve for a front fork according to claim 1, wherein the inner peripheral surface of the piston valve as well as its upper and lower end surfaces are coated with a friction reducing material. (4) A piston valve for a front fork according to claim 1, wherein the entire circumferential surface of the piston valve is coated with a friction reducing material. (5) A piston valve for a front fork according to claim 1, wherein the friction reducing material is a Teflon resin material. (6) A piston valve for a front fork according to claim 1, wherein the piston valve is biased by a spring. (7) A piston valve for a front fork according to claim 1, wherein the piston valve is provided with a notch for passage of hydraulic oil.
JP19609285U 1985-12-20 1985-12-20 Pending JPS62102793U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP19609285U JPS62102793U (en) 1985-12-20 1985-12-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP19609285U JPS62102793U (en) 1985-12-20 1985-12-20

Publications (1)

Publication Number Publication Date
JPS62102793U true JPS62102793U (en) 1987-06-30

Family

ID=31154591

Family Applications (1)

Application Number Title Priority Date Filing Date
JP19609285U Pending JPS62102793U (en) 1985-12-20 1985-12-20

Country Status (1)

Country Link
JP (1) JPS62102793U (en)

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