JPH0126781B2 - - Google Patents

Info

Publication number
JPH0126781B2
JPH0126781B2 JP58099537A JP9953783A JPH0126781B2 JP H0126781 B2 JPH0126781 B2 JP H0126781B2 JP 58099537 A JP58099537 A JP 58099537A JP 9953783 A JP9953783 A JP 9953783A JP H0126781 B2 JPH0126781 B2 JP H0126781B2
Authority
JP
Japan
Prior art keywords
split mold
parts
crankshaft
hydraulic
tube
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
JP58099537A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59225835A (ja
Inventor
Isao Kimura
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP58099537A priority Critical patent/JPS59225835A/ja
Publication of JPS59225835A publication Critical patent/JPS59225835A/ja
Publication of JPH0126781B2 publication Critical patent/JPH0126781B2/ja
Granted legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D53/00Making other particular articles
    • B21D53/86Making other particular articles other parts for bicycles or motorcycles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21DWORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D26/00Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces
    • B21D26/02Shaping without cutting otherwise than using rigid devices or tools or yieldable or resilient pads, i.e. applying fluid pressure or magnetic forces by applying fluid pressure
    • B21D26/033Deforming tubular bodies
    • B21D26/043Means for controlling the axial pusher

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
JP58099537A 1983-06-06 1983-06-06 自転車用一体型クランク材の製作法 Granted JPS59225835A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58099537A JPS59225835A (ja) 1983-06-06 1983-06-06 自転車用一体型クランク材の製作法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58099537A JPS59225835A (ja) 1983-06-06 1983-06-06 自転車用一体型クランク材の製作法

Publications (2)

Publication Number Publication Date
JPS59225835A JPS59225835A (ja) 1984-12-18
JPH0126781B2 true JPH0126781B2 (enExample) 1989-05-25

Family

ID=14249946

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58099537A Granted JPS59225835A (ja) 1983-06-06 1983-06-06 自転車用一体型クランク材の製作法

Country Status (1)

Country Link
JP (1) JPS59225835A (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0732038A (ja) * 1993-04-10 1995-02-03 Gkn Automot Ag 輪郭を有する中空軸の製造方法
FR2760666B1 (fr) * 1997-03-12 1999-04-23 Ascometal Sa Procede de fabrication d'un vilebrequin, notamment de moteur a combustion interne
JP5037020B2 (ja) * 2006-02-08 2012-09-26 新日本製鐵株式会社 金属管部品の製造方法

Also Published As

Publication number Publication date
JPS59225835A (ja) 1984-12-18

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