JPS58175832U - Hydraulic pipe expansion device - Google Patents

Hydraulic pipe expansion device

Info

Publication number
JPS58175832U
JPS58175832U JP6876882U JP6876882U JPS58175832U JP S58175832 U JPS58175832 U JP S58175832U JP 6876882 U JP6876882 U JP 6876882U JP 6876882 U JP6876882 U JP 6876882U JP S58175832 U JPS58175832 U JP S58175832U
Authority
JP
Japan
Prior art keywords
expansion device
pipe expansion
hydraulic pipe
elastic member
hydraulic
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.)
Pending
Application number
JP6876882U
Other languages
Japanese (ja)
Inventor
勲 白須
塚本　義正
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Heavy Industries Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Priority to JP6876882U priority Critical patent/JPS58175832U/en
Publication of JPS58175832U publication Critical patent/JPS58175832U/en
Pending legal-status Critical Current

Links

Landscapes

  • Gasket Seals (AREA)
  • Actuator (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) [Abstract] 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]

ト　　　第１図は本案に係る液圧拡管装置の拡管前の状
；　　態を示す縦断面図、第２図はその拡管後の状態を
？　　示す縦断面図である。 Ｃ１・・・ロッド、８・・・スペーサ、９；＝・液圧供
給管路、１４．１４’、１６．１６’・・・バックアッ
プリング、１５．１５’・・・シールゴム。G. Figure 1 is a vertical cross-sectional view showing the state of the hydraulic pipe expansion device according to this proposal before pipe expansion, and Figure 2 shows the state after pipe expansion. FIG. C1...Rod, 8...Spacer, 9;=-hydraulic pressure supply pipe, 14.14', 16.16'...backup ring, 15.15'...seal rubber.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 液圧作用部の両端に配設された弾性部材の中・口を貫通
して、同弾性部材を軸方向に圧縮するように構成された
ロッドに、液圧作用部に連通ずる静圧供給路を設けてな
ることを特徴とする液圧拡省、　　装置。A static pressure supply path that communicates with the hydraulic pressure acting section is connected to a rod configured to pass through the inside and opening of the elastic member disposed at both ends of the hydraulic pressure acting section and compress the elastic member in the axial direction. A hydraulic expansion device characterized by being provided with.
JP6876882U 1982-05-13 1982-05-13 Hydraulic pipe expansion device Pending JPS58175832U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6876882U JPS58175832U (en) 1982-05-13 1982-05-13 Hydraulic pipe expansion device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6876882U JPS58175832U (en) 1982-05-13 1982-05-13 Hydraulic pipe expansion device

Publications (1)

Publication Number Publication Date
JPS58175832U true JPS58175832U (en) 1983-11-24

Family

ID=30078520

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6876882U Pending JPS58175832U (en) 1982-05-13 1982-05-13 Hydraulic pipe expansion device

Country Status (1)

Country Link
JP (1) JPS58175832U (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55141343A (en) * 1979-04-23 1980-11-05 Hitachi Ltd Pipe expanding device
JPS5641033A (en) * 1979-09-14 1981-04-17 Hitachi Ltd Pipe expanding device
JPS5716234B2 (en) * 1976-10-25 1982-04-03

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5716234B2 (en) * 1976-10-25 1982-04-03
JPS55141343A (en) * 1979-04-23 1980-11-05 Hitachi Ltd Pipe expanding device
JPS5641033A (en) * 1979-09-14 1981-04-17 Hitachi Ltd Pipe expanding device

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