JPH0382392U

JPH0382392U -

Info

Publication number: JPH0382392U
Application number: JP14240289U
Authority: JP
Priority date: 1989-12-08
Filing date: 1989-12-08
Publication date: 1991-08-22

Description

[Brief explanation of drawings]

図面は本考案ドライブオン・フリーホイール兼
用リフトの一実施例を示すもので、第１図縦断面
図、第２図は片側リフトの平面図を示すものであ
る。１ａ…親リフト、１ｂ…子リフト、２ａ…一方
側シリンダ、２ｂ…他方側シリンダ、３…ピスト
ン、４ａ…ピストンロツド、４ｂ…リフトラム、
５ａ，５ｂ…第一上端メタル、７ａ，７ｂ…昇降
シリンダ、８ａ，８ｂ…第二上端メタル、９…連
結ビーム、１０ａ，１０ｂ…オイル出入口、１１
…オイル出入口、２１…ドライブオン車両塔板、
２２…フリーホイール車両塔板、Ｒ１…ピストン
下方室、Ｒ２…ピストン上方室、Ｃ７…連通管。 The drawings show an embodiment of the drive-on/freewheel lift of the present invention, and FIG. 1 is a longitudinal sectional view, and FIG. 2 is a plan view of a one-sided lift. 1a...Main lift, 1b...Sub-lift, 2a...One side cylinder, 2b...Other side cylinder, 3...Piston, 4a...Piston rod, 4b...Lift ram,
5a, 5b...First upper end metal, 7a, 7b...Elevating cylinder, 8a, 8b...Second upper end metal, 9...Connection beam, 10a, 10b...Oil inlet/outlet, 11
...Oil inlet/outlet, 21...Drive-on vehicle tower plate,
22... Freewheel vehicle tower plate, R1... Piston lower chamber, R2... Piston upper chamber, C7... Communication pipe.

Claims

[Claims for Utility Model Registration] A piston 3 is housed in the cylinder 2a on one side, and a piston rod 4a that stands up from the piston 3 is inserted into the main lift 1a extending from the first upper end metal 5a, and a piston 3 is housed in the cylinder 2b on the other side. Child lift 1 housing a lift ram 4b protruding from one upper end metal 5b
b, and an oil inlet/outlet 11 communicating with the piston lower chamber R1 is provided at the lower part of the one side cylinder 2a,
Further, a communication pipe C7 is provided in the upper part of the one side cylinder 2a to communicate between the piston upper chamber R2 and the other side cylinder 2b. Fill with a certain amount of oil, and connect the above one side cylinder 2a and the other side cylinder 2b.
are provided with lifting cylinders 7a and 7b, respectively, in which the outer circumferential surfaces of the circular flanges of the first upper end metals 5a and 5b are installed, and
The above-mentioned piston rod 4a or lift ram 4b protrudes from the second upper end metals 8a, 8b of the two lifting cylinders 7a, 7b, and the two lifting cylinders 7a, 7b are connected by a connecting beam 9. 5a, 5b have an oil inlet/outlet 10a for raising and lowering both lifting cylinders 7a, 7b.
, 10b, respectively, the piston rod 4a and the lift ram 4b.
A drive-on/freewheel combination lift is provided with a freewheel vehicle tower plate 22 at the upper end and a drive-on vehicle tower plate 21 at the upper ends of both lifting cylinders 7a and 7b.