JPS6026988U - Fork sinking prevention device - Google Patents

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図は、従来装置の一例を示す側断面図、第２図は、
本考案装置の一実施例を示す要部拡大断面側面図、第３
図は、第２図中Ｉ−Ｉ線上の断面図、第４図は、同じ＜
Ｉ−Ｉ線上の別の例を示す断面図、第５図は、本考案の
フォークの反力特性を示す区である。 １・・・・・・ボトムケース、２・・・・・・フォーク
パイプ、３・・・・・・コイルばね、４・・・・・・閉
塞部材、５・・・・・・ばね受、６・・・・・・操作棒
、７・・・・・・内筒、８・・・・・・キャップ、９・
・・・・・通気路、１０・・・・・・気室、１１・・・
・・・通気孔、０・・・・・・油室、Ｇ、　Ｇｌ、　Ｇ
２・・・・・・気体室。 （FIG. 1 is a side sectional view showing an example of a conventional device, and FIG.
Enlarged cross-sectional side view of essential parts showing one embodiment of the device of the present invention, No. 3
The figure is a sectional view taken along the line I-I in Figure 2, and Figure 4 is the same <
FIG. 5, which is a sectional view showing another example along line II, is a section showing the reaction force characteristics of the fork of the present invention. 1...Bottom case, 2...Fork pipe, 3...Coil spring, 4...Closing member, 5...Spring holder, 6... Operating rod, 7... Inner cylinder, 8... Cap, 9.
...Air passage, 10...Air chamber, 11...
...Vent hole, 0...Oil chamber, G, Gl, G
2... Gas chamber. (

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] それぞれ一端を閉塞したボトムケースとフォークパイプ
とを前記閉塞部が両端になるように嵌合し°　その内部
にコイルばねて押圧されたピストンを装着したロッドを
ボトムケース底に設は内部に所定量の作動油と所定圧の
気体とを封入したフォークにおいて、フォークパイプ２
内の気体室Ｇ中に内筒７を同軸的に固設し、中心軸に設
けられブレーキ装置に連結されて連動する操作棒６が嵌
入出し一部が拡大して気室１０を形成する通気路９を設
は操作棒６の先端を嵌入係止している側に気室１０と気
体室Ｇとを連通ずる複数個の通気孔１１を設けたキャッ
プ８を内筒７の開放端側に装着してなるフォークの沈み
込み防止装置。A bottom case with one end closed and a fork pipe are fitted together so that the closed ends become both ends, and a rod with a piston pressed by a coil spring is installed at the bottom of the bottom case and a predetermined amount is inserted inside the bottom case. In a fork filled with hydraulic oil and gas at a predetermined pressure, the fork pipe 2
An inner cylinder 7 is coaxially fixed in a gas chamber G in the inner cylinder, and an operating rod 6 provided on the central axis and connected to a brake device is inserted and moved in and out, and a part of the cylinder expands to form an air chamber 10. A cap 8 is provided on the open end side of the inner cylinder 7, and a plurality of ventilation holes 11 are provided on the side where the tip of the operating rod 6 is inserted and locked, and a plurality of ventilation holes 11 are provided to communicate the air chamber 10 and the gas chamber G. A device that prevents the fork from sinking when installed.