JPS5940604U

JPS5940604U - hydraulic cylinder

Info

Publication number: JPS5940604U
Application number: JP13679682U
Authority: JP
Inventors: 鈴木　邦幸
Original assignee: 石川島播磨重工業株式会社
Priority date: 1982-09-09
Filing date: 1982-09-09
Publication date: 1984-03-15

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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来の液圧シリンダの説明図、第２図は本考案
の液圧シリンダの概略断面図、第３図は第２図の要部を
示す詳細図である。１・・・シリンダ本体、２・・・ピストン、３・・田ツ
ド、４・・田ツド引込み室、５・・田ツド押出し室、１
０゜１０′・・・チェック弁、１９・・・通路。FIG. 1 is an explanatory diagram of a conventional hydraulic cylinder, FIG. 2 is a schematic sectional view of the hydraulic cylinder of the present invention, and FIG. 3 is a detailed diagram showing the main part of FIG. 2. DESCRIPTION OF SYMBOLS 1... Cylinder body, 2... Piston, 3... Tatsudo, 4... Tatsudo retraction chamber, 5... Tatsudo extrusion chamber, 1
0°10'...check valve, 19...passage.

Claims

[Scope of utility model registration request]

In a hydraulic cylinder equipped with a piston that moves up and down in the cylinder body, on the upper and lower surfaces of the piston,
A hydraulic cylinder characterized in that each check valve is provided with a check valve that opens when the piston reaches the lower stroke end, and the two check valves are connected through a passage.