IT8922883A0 - Macchina di piegatura per molle a balestra - Google Patents

Macchina di piegatura per molle a balestra

Info

Publication number
IT8922883A0
IT8922883A0 IT22883A IT2288389A IT8922883A0 IT 8922883 A0 IT8922883 A0 IT 8922883A0 IT 22883 A IT22883 A IT 22883A IT 2288389 A IT2288389 A IT 2288389A IT 8922883 A0 IT8922883 A0 IT 8922883A0
Authority
IT
Italy
Prior art keywords
leaf spring
bending machine
spring bending
machine
leaf
Prior art date
Application number
IT22883A
Other languages
English (en)
Other versions
IT8922883A1 (it
IT1237931B (it
Inventor
Helmut Schulte
Original Assignee
Luhn & Pulvermacher & Co
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 Luhn & Pulvermacher & Co filed Critical Luhn & Pulvermacher & Co
Publication of IT8922883A0 publication Critical patent/IT8922883A0/it
Publication of IT8922883A1 publication Critical patent/IT8922883A1/it
Application granted granted Critical
Publication of IT1237931B publication Critical patent/IT1237931B/it

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
    • B21D53/88Making other particular articles other parts for vehicles, e.g. cowlings, mudguards
    • B21D53/886Making other particular articles other parts for vehicles, e.g. cowlings, mudguards leaf springs
    • 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
    • B21D11/00Bending not restricted to forms of material mentioned in only one of groups B21D5/00, B21D7/00, B21D9/00; Bending not provided for in groups B21D5/00 - B21D9/00; Twisting
    • B21D11/10Bending specially adapted to produce specific articles, e.g. leaf springs

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
  • Springs (AREA)
IT02288389A 1989-01-21 1989-12-29 Macchina di piegatura per molle a balestra IT1237931B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3901751A DE3901751A1 (de) 1989-01-21 1989-01-21 Biegemaschine fuer blattfedern

Publications (3)

Publication Number Publication Date
IT8922883A0 true IT8922883A0 (it) 1989-12-29
IT8922883A1 IT8922883A1 (it) 1991-06-29
IT1237931B IT1237931B (it) 1993-06-18

Family

ID=6372532

Family Applications (1)

Application Number Title Priority Date Filing Date
IT02288389A IT1237931B (it) 1989-01-21 1989-12-29 Macchina di piegatura per molle a balestra

Country Status (8)

Country Link
US (1) US4987760A (it)
JP (1) JPH02235524A (it)
AT (1) AT396076B (it)
DE (1) DE3901751A1 (it)
ES (1) ES2019803A6 (it)
FR (1) FR2641994B1 (it)
GB (1) GB2227196B (it)
IT (1) IT1237931B (it)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2671299B1 (fr) * 1991-01-08 1995-04-28 Acb Structure pour supporter les outils de formage dans une machine a former les toles par etirage.
CA2050839C (en) * 1991-09-06 1995-04-25 Norman Laverne Heaman Pipe bending machine for elongate material
JPH06106278A (ja) * 1992-09-24 1994-04-19 Morita & Co:Kk 板ばねのキャンバー成形装置
US5469730A (en) * 1994-10-13 1995-11-28 Heaman; Norman L. Pipe bending machine
US6089061A (en) * 1999-05-12 2000-07-18 Northrop Grumman Corporation Modularized reconfigurable heated forming tool
US20060260374A1 (en) * 2005-05-23 2006-11-23 Flex-Weld, Inc. Hydroforming machine
JP2008120227A (ja) * 2006-11-10 2008-05-29 Aisin Seiki Co Ltd 車両用衝撃吸収具の製造方法
CN103317032B (zh) * 2013-07-09 2015-05-27 山东太岳汽车弹簧制造有限公司 一体式可调压弯模
CN104475520B (zh) * 2014-12-21 2019-04-19 重庆市安太弹簧有限责任公司 用于加工扁钢的装置
FR3105034B1 (fr) * 2019-12-23 2021-11-19 Numalliance Machine et procédé de cintrage

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US242569A (en) * 1881-06-07 Former for arch-bars of car-trucks
US241228A (en) * 1881-05-10 letzkus
GB190108622A (en) * 1901-04-26 1901-06-22 Karl Michaelis Improvements in Forming Tools such as Punches, Matrices or Moulds for Stamping, Pressing or the like.
US929309A (en) * 1909-06-09 1909-07-27 John Dolan Jr Spring-bending machine.
US1776083A (en) * 1927-07-28 1930-09-16 George Lawrence Spring-leaf-forming mechanism
US1816377A (en) * 1927-12-14 1931-07-28 Hobracht Paul Machine for bending and tempering leaf-springs
GB1242393A (en) * 1967-08-24 1971-08-11 Henry Berry And Company Ltd A method and apparatus for use in heat setting metal plates
US3656336A (en) * 1969-05-01 1972-04-18 Shozo Eguchi Apparatus for forming and quenching plate springs
SU607617A1 (ru) * 1976-04-06 1978-05-25 Предприятие П/Я Х-5539 Устройство дл гибки п-образных изделий
DE2912364C2 (de) * 1979-03-29 1982-02-18 Proll & Lohmann Betriebs Gmbh, 5800 Hagen Vorrichtung zum Biegen und Härten oder zum alleinigen Härten von stangenförmigen Werkstücken, insbesondere Blattfedern
SU1324713A1 (ru) * 1986-04-07 1987-07-23 Ясиноватский Филиал По Проходческому Оборудованию Института "Гипромашобогащение" Гибочный станок

Also Published As

Publication number Publication date
US4987760A (en) 1991-01-29
DE3901751A1 (de) 1990-07-26
GB2227196B (en) 1992-09-30
JPH02235524A (ja) 1990-09-18
ATA261189A (de) 1992-10-15
IT8922883A1 (it) 1991-06-29
GB2227196A (en) 1990-07-25
GB8928507D0 (en) 1990-02-21
FR2641994A1 (fr) 1990-07-27
IT1237931B (it) 1993-06-18
ES2019803A6 (es) 1991-07-01
AT396076B (de) 1993-05-25
FR2641994B1 (fr) 1995-01-20

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Legal Events

Date Code Title Description
0001 Granted
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19971128