JPH0245893U - - Google Patents
Info
- Publication number
- JPH0245893U JPH0245893U JP12559988U JP12559988U JPH0245893U JP H0245893 U JPH0245893 U JP H0245893U JP 12559988 U JP12559988 U JP 12559988U JP 12559988 U JP12559988 U JP 12559988U JP H0245893 U JPH0245893 U JP H0245893U
- Authority
- JP
- Japan
- Prior art keywords
- rod
- valve
- passage
- damper cylinder
- side chamber
- 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.)
- Granted
Links
- 238000005192 partition Methods 0.000 claims description 5
Landscapes
- Axle Suspensions And Sidecars For Cycles (AREA)
- Fluid-Damping Devices (AREA)
Description
第１図は本考案の一実施例に係るバルブ装置の
縦断正面図、第２図は第１図のバルブ装置を利用
したフロントフオークの一部切り欠き縦断正面図
、第３図は従来のバルブ装置を利用したフロント
フオークの一部切り欠き縦断正面図である。
〔符号の説明〕、１……車輪側チユーブ、２…
…車体側チユーブ、３……ダンパーシリンダ、５
……隔壁部材、６……ピストンロツド、７……支
持桿、８……ポート、９，１０，１３……通路、
１１……リターンスプリング、１２……ニードル
バルブ、１４……リーフバルブ、１７……リリー
フスプリング、１８……プツシユロツド、Ｖ……
バルブ機構、Ａ……ロツド側室、Ｂ……反ロツド
側室。
Fig. 1 is a longitudinal sectional front view of a valve device according to an embodiment of the present invention, Fig. 2 is a partially cutaway longitudinal sectional front view of a front fork using the valve device of Fig. 1, and Fig. 3 is a conventional valve device. FIG. 2 is a partially cutaway longitudinal sectional front view of a front fork using the device. [Explanation of symbols], 1...Wheel side tube, 2...
...Vehicle side tube, 3...Damper cylinder, 5
...Partition member, 6... Piston rod, 7... Support rod, 8... Port, 9, 10, 13... Passage,
11... Return spring, 12... Needle valve, 14... Leaf valve, 17... Relief spring, 18... Push rod, V...
Valve mechanism, A...rod side chamber, B...anti-rod side chamber.
補正 平１．８．３１
考案の名称を次のように補正する。
考案の名称 フロントフオークのバルブ装置
実用新案登録請求の範囲、図面の簡単な説明を
次のように補正する。Amendment 1.8.31. The name of the invention is amended as follows. Title of the invention Front fork valve device The scope of the utility model registration claims and the brief description of the drawings are amended as follows.
【実用新案登録請求の範囲】
車輪側チユーブと車体側チユーブが摺動自在に
嵌合し、車輪側チユーブの下部中央からダンパー
シリンダが起立し、ダンパーシリンダ内にバルブ
機構を設けた隔壁部材に結合したピストンロツド
が移動自在に挿入され、隔壁部材はダンパーシリ
ンダ内にロツド側室と反ロツド側室を区画し、ピ
ストンロツドには前記二つの室を連通する通路を
設け、当該通路の反ロツド側出口口端にリーフバ
ルブを開閉自在に設けたフロントフオークのバル
ブ装置に於て、前記通路をポートを介してロツド
側室に開口させ、前記通路内にはポートを開閉す
るリリーフバルブを移動自在に設け、当該リリー
フバルブの背面には一端がプツシユロツドに担持
されるリリーフスプリングを設けると共に、前記
進退操作可能なプツシユロツドとピストンロツド
間にはリターンスプリングが介装されていること
を特徴とするフロントフオークのバルブ装置。[Scope of Claim for Utility Model Registration] The wheel-side tube and the vehicle body-side tube are slidably fitted, and the damper cylinder stands up from the center of the lower part of the wheel-side tube, and is connected to a bulkhead member in which a valve mechanism is provided in the damper cylinder. The piston rod is movably inserted into the damper cylinder, and the partition member divides the damper cylinder into a rod-side chamber and an anti-rod side chamber. In a front fork valve device in which a leaf valve is provided to open and close freely, the passage is opened to the rod side chamber through a port, and a relief valve for opening and closing the port is movably provided in the passage, and the relief valve A front fork valve device, characterized in that a relief spring is provided on the back surface of the fork, one end of which is carried by a push rod, and a return spring is interposed between the push rod and the piston rod, which can be moved forward and backward.
【図面の簡単な説明】
第１図は本考案の一実施例に係るバルブ装置の
縦断正面図、第２図は第１図のバルブ装置を利用
したフロントフオークの一部切り欠き縦断正面図
、第３図は従来のバルブ装置を利用したフロント
フオークの一部切り欠き縦断正面図である。
〔符号の説明〕、１……車輪側チユーブ、２…
…車体側チユーブ、３……ダンパーシリンダ、５
……隔壁部材、６……ピストンロツド、７……支
持桿、８……ポート、９，１０，１３……通路、
１１……リターンスプリング、１２……リリーフ
バルブ、１４……リーフバルブ、１７……リリー
フスプリング、１８……プツシユロツド、Ｖ……
バルブ機構、Ａ……ロツド側室、Ｂ……反ロツド
側室。[Brief Description of the Drawings] Fig. 1 is a longitudinal sectional front view of a valve device according to an embodiment of the present invention, and Fig. 2 is a partially cutaway longitudinal sectional front view of a front fork using the valve device of Fig. 1. FIG. 3 is a partially cutaway longitudinal sectional front view of a front fork using a conventional valve device. [Explanation of symbols], 1...Wheel side tube, 2...
...Vehicle side tube, 3...Damper cylinder, 5
...Partition member, 6... Piston rod, 7... Support rod, 8... Port, 9, 10, 13... Passage,
11... Return spring, 12... Relief valve, 14... Leaf valve, 17... Relief spring, 18... Push rod, V...
Valve mechanism, A...rod side chamber, B...anti-rod side chamber.
Claims (1)
に挿入され、車輪側チユーブの下部中央からダン
パーシリンダが起立し、ダンパーシリンダ内にバ
ルブ機構を設けた隔壁部材に結合したピストンロ
ツドが移動自在に挿入され、隔壁部材はダンパー
シリンダ内にロツド側室と反ロツド側室を区画し
、ピストンロツドには前記二つの室を連通する通
路を設け、当該通路の反ロツド側出口口端にリー
フバルブを開閉自在に設けたフロントフオークの
バルブ装置に於て、前記通路をポートを介してロ
ツド側室に開口させ、前記通路内にはポートを開
閉するニードルバルブを移動自在に設け、当該ニ
ードルバルブの背面には一端がプツシユロツドに
担持されるばね荷重調整自在なリリーフスプリン
グを設けると共に、前記プツシユロツドとピスト
ンロツド間にはリターンスプリングが介装されて
いることを特徴とするフロントフオークのバルブ
装置。 A body-side tube is slidably inserted into the wheel-side tube, a damper cylinder stands up from the center of the lower part of the wheel-side tube, and a piston rod connected to a bulkhead member provided with a valve mechanism is movably inserted into the damper cylinder. The partition member partitions a rod side chamber and an anti-rod side chamber in the damper cylinder, a passage is provided in the piston rod that communicates the two chambers, and a leaf valve is provided at the outlet end of the passage on the anti-rod side so as to be openable and closable. In the valve device of the front fork, the passage is opened to the rod side chamber through a port, and a needle valve for opening and closing the port is movably provided in the passage, and one end of the needle valve is connected to the push rod on the back side. 1. A front fork valve device, characterized in that a relief spring whose supported spring load can be freely adjusted is provided, and a return spring is interposed between the push rod and the piston rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988125599U JPH0810705Y2 (en) | 1988-09-26 | 1988-09-26 | Front fork valve device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988125599U JPH0810705Y2 (en) | 1988-09-26 | 1988-09-26 | Front fork valve device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0245893U true JPH0245893U (en) | 1990-03-29 |
| JPH0810705Y2 JPH0810705Y2 (en) | 1996-03-29 |
Family
ID=31376353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988125599U Expired - Lifetime JPH0810705Y2 (en) | 1988-09-26 | 1988-09-26 | Front fork valve device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0810705Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0556469U (en) * | 1991-12-27 | 1993-07-27 | 大阪シーリング印刷株式会社 | Voucher |
| EP0715953A2 (en) | 1994-12-08 | 1996-06-12 | Oji-Yuka Synthetic Paper Co., Ltd. | Uniaxially stretched multilayered film and air baggage tag containing the same |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57151189U (en) * | 1981-03-20 | 1982-09-22 | ||
| JPS60199779A (en) * | 1984-03-23 | 1985-10-09 | ヤマハ発動機株式会社 | Front fork for motorcycle, etc. |
-
1988
- 1988-09-26 JP JP1988125599U patent/JPH0810705Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57151189U (en) * | 1981-03-20 | 1982-09-22 | ||
| JPS60199779A (en) * | 1984-03-23 | 1985-10-09 | ヤマハ発動機株式会社 | Front fork for motorcycle, etc. |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0556469U (en) * | 1991-12-27 | 1993-07-27 | 大阪シーリング印刷株式会社 | Voucher |
| EP0715953A2 (en) | 1994-12-08 | 1996-06-12 | Oji-Yuka Synthetic Paper Co., Ltd. | Uniaxially stretched multilayered film and air baggage tag containing the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0810705Y2 (en) | 1996-03-29 |