JPS61108608U

JPS61108608U -

Info

Publication number: JPS61108608U
Application number: JP19442784U
Authority: JP
Priority date: 1984-12-24
Filing date: 1984-12-24
Publication date: 1986-07-10

Description

[Brief explanation of the drawing]

第１図はこの考案の一実施例を示す断面図、第
２図はサスペンシヨンシリンダの拡大図、第３図
はばね特性を示す線図、第４図は他の実施例を示
す説明図、第５図及び第６図は従来の説明図であ
る。１は本体、２はサスペンシヨンシリンダ、２ａ
は油圧室、２ｂはピストン、２ｃは主ピストン、
２ｄは副ピストン、２ｆはピストン杆、３はアキ
ユムレータ、３ａは油圧室、３ｂはピストン、３
ｃは主ピストン、３ｄは副ピストン、５は緩衝材
、８は揺動アーム、９は転輪、１１はストツパ。 Fig. 1 is a sectional view showing one embodiment of this invention, Fig. 2 is an enlarged view of a suspension cylinder, Fig. 3 is a diagram showing spring characteristics, Fig. 4 is an explanatory diagram showing another embodiment, FIGS. 5 and 6 are explanatory diagrams of the conventional technology. 1 is the main body, 2 is the suspension cylinder, 2a
is a hydraulic chamber, 2b is a piston, 2c is a main piston,
2d is an auxiliary piston, 2f is a piston rod, 3 is an accumulator, 3a is a hydraulic chamber, 3b is a piston, 3
3d is a main piston, 3d is a sub-piston, 5 is a buffer material, 8 is a swing arm, 9 is a rolling wheel, and 11 is a stopper.

Claims

[Scope of utility model registration request]

Suspension cylinder 2 and accumulator 3
The suspension cylinder 2 of the main body 1 consisting of
The hydraulic chamber 2a of the hydraulic chamber 2a and the hydraulic chamber 3a of the accumulator 3 are communicated with each other via a pressure reducing valve 4, and a piston rod 2 protrudes from the suspension cylinder 2.
In the structure in which the tip of f is linked to a swinging arm 8 having a wheel 9 attached to the tip, the pistons 2b and 3b of at least one of the suspension cylinder 2 and the accumulator 3 are connected to the main pistons 2c and 3c. , and auxiliary pistons 2d and 3d fitted into the heads of these main pistons 2c and 3c, and between these main pistons 2c and 3c and the auxiliary pistons 2d and 3d, the swing arm 8 has an upper limit. Tracking provided with a buffer material 5 that is compressed between the sub-pistons 2d, 3d and the main pistons 2c, 3c, which contact the end surface of the hydraulic chamber of the suspension cylinder 2 or the accumulator 3 immediately before contacting the regulating stopper 11. Vehicle hydroneumatic suspension device.