EP0722792A4 - Method of sequentially manufacturing hollow knock pins - Google Patents

Method of sequentially manufacturing hollow knock pins

Info

Publication number
EP0722792A4
EP0722792A4 EP93919689A EP93919689A EP0722792A4 EP 0722792 A4 EP0722792 A4 EP 0722792A4 EP 93919689 A EP93919689 A EP 93919689A EP 93919689 A EP93919689 A EP 93919689A EP 0722792 A4 EP0722792 A4 EP 0722792A4
Authority
EP
European Patent Office
Prior art keywords
manufacturing hollow
knock pins
sequentially manufacturing
hollow knock
sequentially
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.)
Withdrawn
Application number
EP93919689A
Other languages
German (de)
French (fr)
Other versions
EP0722792A1 (en
Inventor
Hachiro Nagamori
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
Publication of EP0722792A1 publication Critical patent/EP0722792A1/en
Publication of EP0722792A4 publication Critical patent/EP0722792A4/en
Withdrawn legal-status Critical Current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
    • B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
    • 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
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/20—Deep-drawing
    • B21D22/206—Deep-drawing articles from a strip in several steps, the articles being coherent with the strip during the operation
    • 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
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/02—Punching blanks or articles with or without obtaining scrap; Notching

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping Metal By Deep-Drawing, Or The Like (AREA)
EP93919689A 1993-09-20 1993-09-20 Method of sequentially manufacturing hollow knock pins Withdrawn EP0722792A4 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP1993/001348 WO1995008411A1 (en) 1993-09-20 1993-09-20 Method of sequentially manufacturing hollow knock pins

Publications (2)

Publication Number Publication Date
EP0722792A1 EP0722792A1 (en) 1996-07-24
EP0722792A4 true EP0722792A4 (en) 1997-01-15

Family

ID=14070537

Family Applications (1)

Application Number Title Priority Date Filing Date
EP93919689A Withdrawn EP0722792A4 (en) 1993-09-20 1993-09-20 Method of sequentially manufacturing hollow knock pins

Country Status (2)

Country Link
EP (1) EP0722792A4 (en)
WO (1) WO1995008411A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10358287A1 (en) * 2003-12-11 2005-07-21 Feintool International Holding Ag Method and device for producing a thin-walled component
CN104859172A (en) * 2015-06-04 2015-08-26 安徽圣力达电器有限公司 Mining tray one-time forming hydraulic machine

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5448673A (en) * 1977-09-09 1979-04-17 Nagayama Denshi Kougiyou Kk Sheet metal working
JPH01107923A (en) * 1987-10-22 1989-04-25 Nagata Buhin Seizo Kk Chamfering method for pipe

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *
See also references of WO9508411A1 *

Also Published As

Publication number Publication date
WO1995008411A1 (en) 1995-03-30
EP0722792A1 (en) 1996-07-24

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Legal Events

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PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 19970222