JPS5884870U - Torque Wrench - Google Patents

Torque Wrench

Info

Publication number
JPS5884870U
JPS5884870U JP1981178870U JP17887081U JPS5884870U JP S5884870 U JPS5884870 U JP S5884870U JP 1981178870 U JP1981178870 U JP 1981178870U JP 17887081 U JP17887081 U JP 17887081U JP S5884870 U JPS5884870 U JP S5884870U
Authority
JP
Japan
Prior art keywords
torque wrench
ratchet
arm
hydraulic cylinder
nut
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
JP1981178870U
Other languages
Japanese (ja)
Other versions
JPS634619Y2 (en
Inventor
真下　修
Original Assignee
株式会社　大阪ジヤツキ製作所
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　大阪ジヤツキ製作所 filed Critical 株式会社　大阪ジヤツキ製作所
Priority to JP1981178870U priority Critical patent/JPS5884870U/en
Publication of JPS5884870U publication Critical patent/JPS5884870U/en
Application granted granted Critical
Publication of JPS634619Y2 publication Critical patent/JPS634619Y2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B21/00—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose
    • B25B21/004—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose of the ratchet type
    • B25B21/005—Portable power-driven screw or nut setting or loosening tools; Attachments for drilling apparatus serving the same purpose of the ratchet type driven by a radially acting hydraulic or pneumatic piston

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Details Of Spanners, Wrenches, And Screw Drivers And Accessories (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 the drawing]

第１．２図はラチェット機構の内部および側面を第３．
４図（よラチェットアーム■とホルダ［相］、油圧シリ
ンダとの関係の正面および側面を、第５図は初動時にお
けるバルブブロック内部の正面を、第６図はスプール［
相］が切換った時のピスト７０の位置状態をそれぞれ示
す。Ａ、Ｂはピストン［相］の摺動によって表われる油
室を示す。Figure 1.2 shows the inside and side of the ratchet mechanism in Figure 3.
Figure 4 shows the front and side views of the relationship between the ratchet arm ■, the holder [phase], and the hydraulic cylinder; Figure 5 shows the front view of the inside of the valve block during initial operation; Figure 6 shows the spool [phase].
The positional state of the piston 70 when the phase] is switched is shown. A and B indicate the oil chambers exposed by the sliding movement of the piston [phase].

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 油圧シリンダを駆動してラチェット機構によりナツト等
を緊締するトルクレンチにおいて、ソケ、　　　ット軸
に嵌装して使用するラチェットホイールに、いくつかの
爪を噛合させてラチェットアームに内蔵し、前記ラチェ
ットアームと、該ラチェットアームを一端において挾持
するホルダの他端とを、油圧シリンダで連絡したことを
特徴とするトルクレンチ。In a torque wrench that drives a hydraulic cylinder to tighten a nut, etc. using a ratchet mechanism, a ratchet wheel is fitted onto a socket and a nut shaft, and several pawls are engaged with each other and built into the ratchet arm. A torque wrench characterized in that an arm and the other end of a holder that clamps the ratchet arm at one end are connected by a hydraulic cylinder.
JP1981178870U 1981-11-30 1981-11-30 Torque Wrench Granted JPS5884870U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1981178870U JPS5884870U (en) 1981-11-30 1981-11-30 Torque Wrench

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981178870U JPS5884870U (en) 1981-11-30 1981-11-30 Torque Wrench

Publications (2)

Publication Number Publication Date
JPS5884870U true JPS5884870U (en) 1983-06-08
JPS634619Y2 JPS634619Y2 (en) 1988-02-05

Family

ID=29974057

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981178870U Granted JPS5884870U (en) 1981-11-30 1981-11-30 Torque Wrench

Country Status (1)

Country Link
JP (1) JPS5884870U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5354399A (en) * 1976-10-19 1978-05-17 Junkers John K Hydraulic wrench
JPS5515976U (en) * 1978-07-18 1980-01-31

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5354399A (en) * 1976-10-19 1978-05-17 Junkers John K Hydraulic wrench
JPS5515976U (en) * 1978-07-18 1980-01-31

Also Published As

Publication number Publication date
JPS634619Y2 (en) 1988-02-05

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