JPH02117447U - - Google Patents

Description

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

第１図は本考案の一実施例を示すシヨツクアブ
ソーバーの全体構成断面図、第２図ａは第１図の
シヨツクアブソーバーの伸び行程での要部切欠断
面図、第２図ｂ，ｃは第２図ａの各々異なる部位
の要部側面図、第３図ａは第１図のシヨツクアブ
ソーバーの縮み行程での要部切欠断面図、第３図
ｂ，ｃは第３図ａの各々異なる部位の要部側面図
、第４図は本考案の他の実施例を示すシヨツクア
ブソーバーの全体構成断面図、第５図は第４図の
シヨツクアブソーバーの伸び行程での要部切欠断
面図、第６図は第４図のシヨツクアブソーバーの
縮み行程での要部切欠断面図、第７図ａ，ｂ，ｃ
は各々異なる従来のシヨツクアブソーバーの全体
構成断面図である。 ３０……ピストンロツド、３１……ピストン、
３２……シリンダ、３３……外筒、３４……ガイ
ド、３５……ベースバルブ、３６……ボトム部材
、３７……リザーバー室、３８……ピストン上部
室、３９，５９……流量制御手段、４０……連通
管、４１……ピストン下部室、４６……連通孔。 Fig. 1 is a sectional view of the entire structure of a shock absorber showing an embodiment of the present invention, Fig. 2a is a cutaway sectional view of essential parts of the shock absorber shown in Fig. 1 during the extension stroke, and Figs. Figure 2a is a side view of the main parts of the different parts in Figure 3a, Figure 3a is a cutaway sectional view of the main parts of the shock absorber in the contraction stroke of Figure 1, and Figures 3b and c are the different parts in Figure 3a. 4 is a cross-sectional view of the entire structure of the shock absorber showing another embodiment of the present invention. FIG. 5 is a cutaway sectional view of the main part of the shock absorber shown in FIG. The figures are a cutaway sectional view of the main parts of the shock absorber in the contraction stroke of Figure 4, and Figures 7a, b, and c.
2A and 2B are sectional views showing the overall configuration of different conventional shock absorbers. 30... Piston rod, 31... Piston,
32...Cylinder, 33...Outer tube, 34...Guide, 35...Base valve, 36...Bottom member, 37...Reservoir chamber, 38...Piston upper chamber, 39, 59...Flow rate control means, 40...Communication pipe, 41...Piston lower chamber, 46...Communication hole.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 上下端が上下蓋部材により閉鎖されるシリンダ
と、上記シリンダ内をピストン上下部室に区分す
るピストンと、上記シリンダを取り囲む外筒との
間のリザーバー室と、上記上蓋部材を貫通し上記
ピストンに一体結合されるピストンロツドと、上
記ピストンロツド内部に嵌挿される連通管とを有
し、上記連通管の上端が上記ピストンロツド上の
連通孔を介して上記ピストン上部室に連通され、
上記連通管の下端が流量制御手段を介して上記リ
ザーバー室に連通されたシヨツクアブソーバー。 A cylinder whose upper and lower ends are closed by upper and lower lid members, a piston that divides the inside of the cylinder into upper and lower piston chambers, a reservoir chamber between an outer cylinder surrounding the cylinder, and a reservoir chamber that penetrates the upper lid member and is integrated with the piston. a piston rod to be coupled to the piston rod; and a communication pipe fitted into the piston rod, the upper end of the communication pipe communicating with the piston upper chamber through a communication hole on the piston rod;
A shock absorber in which a lower end of the communication pipe is communicated with the reservoir chamber via a flow rate control means.