JPS63127882U - - Google Patents

Info

Publication number
JPS63127882U
JPS63127882U JP2053487U JP2053487U JPS63127882U JP S63127882 U JPS63127882 U JP S63127882U JP 2053487 U JP2053487 U JP 2053487U JP 2053487 U JP2053487 U JP 2053487U JP S63127882 U JPS63127882 U JP S63127882U
Authority
JP
Japan
Prior art keywords
piston
oil
output piston
oil tank
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.)
Granted
Application number
JP2053487U
Other languages
Japanese (ja)
Other versions
JPH0524459Y2 (en
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 filed Critical
Priority to JP1987020534U priority Critical patent/JPH0524459Y2/ja
Publication of JPS63127882U publication Critical patent/JPS63127882U/ja
Application granted granted Critical
Publication of JPH0524459Y2 publication Critical patent/JPH0524459Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Hand Tools For Fitting Together And Separating, Or Other Hand Tools (AREA)
  • Processing Of Terminals (AREA)

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は手動油圧式工具の要部縦断面図、第２
図は同水平断面図、第３図は油圧回路略図、第４
図は従来の手動油圧式工具のボデイ部を示す要部
縦断面図である。 １…手動油圧式工具、２…ボデイ、３…圧縮ヘ
ツド、５…オイルタンク、７…シリンダ、８…出
力ピストン、９…内孔、１１…早送り用シリンダ
、１３…アンロードバルブ室、１４…早送りピス
トン、１５…アンロードバルブユニツト、２０…
ラムシリンダ、２１…ラム、３１…弁筐、３２…
弁杆、３９…戻しレバー。 Figure 1 is a vertical cross-sectional view of the main parts of a manual hydraulic tool, Figure 2
The figure is a horizontal sectional view of the same, Figure 3 is a schematic diagram of the hydraulic circuit, and Figure 4 is a schematic diagram of the hydraulic circuit.
The figure is a longitudinal cross-sectional view of a main part showing the body of a conventional manual hydraulic tool. DESCRIPTION OF SYMBOLS 1... Manual hydraulic tool, 2... Body, 3... Compression head, 5... Oil tank, 7... Cylinder, 8... Output piston, 9... Inner hole, 11... Rapid feed cylinder, 13... Unload valve chamber, 14... Rapid feed piston, 15... Unload valve unit, 20...
Ram cylinder, 21... Ram, 31... Valve housing, 32...
Valve lever, 39...return lever.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 工具ボデイに付設されたオイルタンクと、該オ
イルタンクの作動油を吸引して圧送するポンプ機
構と、該ポンプ機構からの圧油によりシリンダ内
を摺動する出力ピストンと、該出力ピストンに固
定的に内装された早送りピストンと、前記工具ボ
デイの前記ポンプ機構と前記シリンダ間を結ぶ吐
出側油圧回路に介設したアンロードバルブとを有
する油圧式工具において、前記アンロードバルブ
を前記出力ピストン又は早送りピストンの何れか
に形成したバルブ室に収装するとともに、該バル
ブ室と前記出力ピストンの基底部に形成された油
室とを連通させたことを特徴とする油圧式工具の
ピストン早送り機構。 An oil tank attached to the tool body, a pump mechanism that suctions and pressure-feeds hydraulic oil from the oil tank, an output piston that slides inside the cylinder using pressure oil from the pump mechanism, and an oil tank fixed to the output piston. In a hydraulic tool, the unload valve is connected to the output piston or the rapid feed piston, and an unload valve is installed in a discharge side hydraulic circuit connecting the pump mechanism of the tool body and the cylinder. A piston rapid feed mechanism for a hydraulic tool, characterized in that the mechanism is housed in a valve chamber formed in one of the pistons, and communicates the valve chamber with an oil chamber formed at the base of the output piston.
JP1987020534U 1987-02-13 1987-02-13 Expired - Lifetime JPH0524459Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987020534U JPH0524459Y2 (en) 1987-02-13 1987-02-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987020534U JPH0524459Y2 (en) 1987-02-13 1987-02-13

Publications (2)

Publication Number Publication Date
JPS63127882U true JPS63127882U (en) 1988-08-22
JPH0524459Y2 JPH0524459Y2 (en) 1993-06-22

Family

ID=30816138

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987020534U Expired - Lifetime JPH0524459Y2 (en) 1987-02-13 1987-02-13

Country Status (1)

Country Link
JP (1) JPH0524459Y2 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0299895U (en) * 1988-11-18 1990-08-08
JP2002510380A (en) * 1997-10-15 2002-04-02 グスタフ・クラウク・ゲーエムベーハー Hydraulic pressure device and its operation system

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5313976U (en) * 1976-07-14 1978-02-04
JPS6029066U (en) * 1983-07-29 1985-02-27 三和テッキ株式会社 hydraulic compression tools

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6029066B2 (en) * 1979-07-28 1985-07-08 日産自動車株式会社 Air-fuel ratio control signal generator

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5313976U (en) * 1976-07-14 1978-02-04
JPS6029066U (en) * 1983-07-29 1985-02-27 三和テッキ株式会社 hydraulic compression tools

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0299895U (en) * 1988-11-18 1990-08-08
JP2002510380A (en) * 1997-10-15 2002-04-02 グスタフ・クラウク・ゲーエムベーハー Hydraulic pressure device and its operation system

Also Published As

Publication number Publication date
JPH0524459Y2 (en) 1993-06-22

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