JPS60114190U - hydraulic jack - Google Patents

hydraulic jack

Info

Publication number
JPS60114190U
JPS60114190U JP20452683U JP20452683U JPS60114190U JP S60114190 U JPS60114190 U JP S60114190U JP 20452683 U JP20452683 U JP 20452683U JP 20452683 U JP20452683 U JP 20452683U JP S60114190 U JPS60114190 U JP S60114190U
Authority
JP
Japan
Prior art keywords
casing
nut
hydraulic jack
operating
cylinder
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP20452683U
Other languages
Japanese (ja)
Other versions
JPH036633Y2 (en
Inventor
良一 滝井
Original Assignee
株式会社大滝油圧
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社大滝油圧 filed Critical 株式会社大滝油圧
Priority to JP20452683U priority Critical patent/JPS60114190U/en
Publication of JPS60114190U publication Critical patent/JPS60114190U/en
Application granted granted Critical
Publication of JPH036633Y2 publication Critical patent/JPH036633Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
  • Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)

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 drawings]

図面は本考案油圧式ジヤツキの実施の一例を示し、第１
図は縦断正面図、第２図は第１図の■−■線断面図、第
３図・第４図はラムの可動状態を示す縦断正面図である
。　　　　　　　　　　　　　　　　゛図中、Ａ・・・
油圧式ジヤツキ、八〇・・・ケーシング、１ａ・・・シ
リンダ一部、１ｂ・・・反トローク設定部、Ａ２・・・
ラム、Ａ３・・・作動ナツト、Ａ４・・・ロックナツト
、１・・・油室、３・・・給油孔、４，５・・・係止段
部、６・・・操作窓。　・ 第３図 −第４図The drawing shows an example of the implementation of the hydraulic jack of the present invention, and the first
The figure is a longitudinal sectional front view, FIG. 2 is a sectional view taken along the line ■--■ in FIG. 1, and FIGS. 3 and 4 are longitudinal sectional front views showing the movable state of the ram.゛In the figure, A...
Hydraulic jack, 80...Casing, 1a...Cylinder part, 1b...Anti-stroke setting part, A2...
Ram, A3...operating nut, A4...lock nut, 1...oil chamber, 3...oil supply hole, 4, 5...locking step, 6...operation window.・Figure 3-Figure 4

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ・　ケーシングと、このケーシング内に遊峰して上端部
を突出させるラムと、このラムの外周ｊこ螺合して上下
に隣接する作動ナツト及びロックオツドから構成し、前
記ケーシングの上部に作動ナツトρ嵌挿によ−り油室を
形成するシリンダ一部を設け、そのシリンダ一部の外壁
には油室と連通させ−る給油孔を開孔し、中間部には内
周四の上部と下部にロックナツトの係止段部を夫々備え
たストローク設定部を設け、そのストローク設定部の外
壁にはロックナツトを外部に露出させる操作窓を開口す
る一方、前記作動ナツトの上部をシリンダ一部の上端か
ら突出させた油圧式ジヤツキ。　　　　　　　゛- Consisting of a casing, a ram that swings inside the casing and projects its upper end, and an operating nut and a lock rod that are screwed together on the outer periphery of the ram and are vertically adjacent to each other, and an operating nut ρ is mounted on the upper part of the casing. A part of the cylinder that forms an oil chamber by fitting is provided, an oil supply hole is provided in the outer wall of the cylinder part to communicate with the oil chamber, and an upper and lower part of the inner circumference is provided in the middle part. is provided with a stroke setting section each having a step for locking the lock nut, and an operating window for exposing the lock nut to the outside is opened on the outer wall of the stroke setting section, while the upper part of the operating nut is inserted from the upper end of the cylinder part. Protruding hydraulic jack.゛
JP20452683U 1983-12-29 1983-12-29 hydraulic jack Granted JPS60114190U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP20452683U JPS60114190U (en) 1983-12-29 1983-12-29 hydraulic jack

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP20452683U JPS60114190U (en) 1983-12-29 1983-12-29 hydraulic jack

Publications (2)

Publication Number Publication Date
JPS60114190U true JPS60114190U (en) 1985-08-02
JPH036633Y2 JPH036633Y2 (en) 1991-02-19

Family

ID=30766919

Family Applications (1)

Application Number Title Priority Date Filing Date
JP20452683U Granted JPS60114190U (en) 1983-12-29 1983-12-29 hydraulic jack

Country Status (1)

Country Link
JP (1) JPS60114190U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015166274A (en) * 2014-03-03 2015-09-24 株式会社アルク生技研 screw jack

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5767093U (en) * 1980-10-13 1982-04-22

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5767093U (en) * 1980-10-13 1982-04-22

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015166274A (en) * 2014-03-03 2015-09-24 株式会社アルク生技研 screw jack

Also Published As

Publication number Publication date
JPH036633Y2 (en) 1991-02-19

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