JPH021578B2 - - Google Patents

Info

Publication number
JPH021578B2
JPH021578B2 JP24008183A JP24008183A JPH021578B2 JP H021578 B2 JPH021578 B2 JP H021578B2 JP 24008183 A JP24008183 A JP 24008183A JP 24008183 A JP24008183 A JP 24008183A JP H021578 B2 JPH021578 B2 JP H021578B2
Authority
JP
Japan
Prior art keywords
stepped
diameter
circumferential
punching
circumferential body
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.)
Expired
Application number
JP24008183A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60130434A (ja
Inventor
Toshiaki Muto
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.)
Hitachi Ltd
Original Assignee
Tokico 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 Tokico Ltd filed Critical Tokico Ltd
Priority to JP24008183A priority Critical patent/JPS60130434A/ja
Publication of JPS60130434A publication Critical patent/JPS60130434A/ja
Publication of JPH021578B2 publication Critical patent/JPH021578B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00—Making other particular articles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Fluid-Damping Devices (AREA)
JP24008183A 1983-12-20 1983-12-20 油圧緩衝器用バルブガイドの製造方法 Granted JPS60130434A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP24008183A JPS60130434A (ja) 1983-12-20 1983-12-20 油圧緩衝器用バルブガイドの製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP24008183A JPS60130434A (ja) 1983-12-20 1983-12-20 油圧緩衝器用バルブガイドの製造方法

Publications (2)

Publication Number Publication Date
JPS60130434A JPS60130434A (ja) 1985-07-11
JPH021578B2 true JPH021578B2 (cs) 1990-01-12

Family

ID=17054199

Family Applications (1)

Application Number Title Priority Date Filing Date
JP24008183A Granted JPS60130434A (ja) 1983-12-20 1983-12-20 油圧緩衝器用バルブガイドの製造方法

Country Status (1)

Country Link
JP (1) JPS60130434A (cs)

Also Published As

Publication number Publication date
JPS60130434A (ja) 1985-07-11

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