JPS52170834U - - Google Patents

Info

Publication number
JPS52170834U
JPS52170834U JP7678877U JP7678877U JPS52170834U JP S52170834 U JPS52170834 U JP S52170834U JP 7678877 U JP7678877 U JP 7678877U JP 7678877 U JP7678877 U JP 7678877U JP S52170834 U JPS52170834 U JP S52170834U
Authority
JP
Japan
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
JP7678877U
Other languages
Japanese (ja)
Other versions
JPS544505Y2 (it
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
Priority claimed from FR7042073A external-priority patent/FR2115533A5/fr
Priority claimed from FR7139420A external-priority patent/FR2159569A6/fr
Application filed filed Critical
Publication of JPS52170834U publication Critical patent/JPS52170834U/ja
Application granted granted Critical
Publication of JPS544505Y2 publication Critical patent/JPS544505Y2/ja
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/28—Making machine elements wheels; discs
    • B21K1/30—Making machine elements wheels; discs with gear-teeth
    • B21K1/305—Making machine elements wheels; discs with gear-teeth helical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C23/00—Extruding metal; Impact extrusion
    • B21C23/02—Making uncoated products
    • B21C23/04—Making uncoated products by direct extrusion
    • B21C23/08—Making wire, bars, tubes
    • B21C23/10—Making finned tubes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C25/00—Profiling tools for metal extruding
    • B21C25/10—Making tools by operations not covered by a single other subclass
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K1/00—Making machine elements
    • B21K1/28—Making machine elements wheels; discs
    • B21K1/30—Making machine elements wheels; discs with gear-teeth
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21K—MAKING FORGED OR PRESSED METAL PRODUCTS, e.g. HORSE-SHOES, RIVETS, BOLTS OR WHEELS
    • B21K5/00—Making tools or tool parts, e.g. pliers
    • B21K5/20—Making working faces of dies, either recessed or outstanding

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Forging (AREA)
  • Extrusion Of Metal (AREA)
JP7678877U 1970-11-24 1977-06-14 Expired JPS544505Y2 (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7042073A FR2115533A5 (it) 1970-11-24 1970-11-24
FR7139420A FR2159569A6 (it) 1971-11-03 1971-11-03

Publications (2)

Publication Number Publication Date
JPS52170834U true JPS52170834U (it) 1977-12-26
JPS544505Y2 JPS544505Y2 (it) 1979-02-27

Family

ID=26216068

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7678877U Expired JPS544505Y2 (it) 1970-11-24 1977-06-14

Country Status (4)

Country Link
JP (1) JPS544505Y2 (it)
DE (1) DE2157874B2 (it)
GB (1) GB1373547A (it)
IT (1) IT940787B (it)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020069514A (ja) * 2018-10-31 2020-05-07 トヨタ自動車株式会社 歯車の鍛造成形方法及び鍛造成形装置

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58157521A (ja) * 1982-03-16 1983-09-19 Nissan Motor Co Ltd 歯車製造方法および歯車製造装置
DE3718884C2 (de) * 1987-06-05 1994-05-11 Forschungsges Umformtechnik Vorrichtung zum Herstellen von schrägverzahnten Werkstücken aus Metall, vorzugsweise Stahl
DE10054399A1 (de) * 2000-11-02 2002-06-27 Forschungsges Umformtechnik Verfahren und Vorrichtung zur Herstellung eines Werkstückes mit Innenverzahnung, insbesondere eines Hohlrades
CN114798782B (zh) * 2022-05-25 2023-10-20 中北大学 一种弱各向异性高强韧镁合金板材旋转挤压成形方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020069514A (ja) * 2018-10-31 2020-05-07 トヨタ自動車株式会社 歯車の鍛造成形方法及び鍛造成形装置
US11305334B2 (en) 2018-10-31 2022-04-19 Toyota Jidosha Kabushiki Kaisha Method and apparatus for forging gear

Also Published As

Publication number Publication date
IT940787B (it) 1973-02-20
GB1373547A (en) 1974-11-13
DE2157874B2 (de) 1975-04-24
JPS544505Y2 (it) 1979-02-27
DE2157874A1 (de) 1972-07-13

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