CH617876A5 - - Google Patents

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Publication number
CH617876A5
CH617876A5 CH1449876A CH1449876A CH617876A5 CH 617876 A5 CH617876 A5 CH 617876A5 CH 1449876 A CH1449876 A CH 1449876A CH 1449876 A CH1449876 A CH 1449876A CH 617876 A5 CH617876 A5 CH 617876A5
Authority
CH
Switzerland
Prior art keywords
bending
strand
roller
bent
strand part
Prior art date
Application number
CH1449876A
Other languages
German (de)
English (en)
Inventor
Cornelis Christiaan Damman
Original Assignee
Holland Mechanics Bv
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 NL7513654A external-priority patent/NL175971C/xx
Priority claimed from NL7602645A external-priority patent/NL7602645A/xx
Application filed by Holland Mechanics Bv filed Critical Holland Mechanics Bv
Publication of CH617876A5 publication Critical patent/CH617876A5/de

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
    • B21D7/00—Bending rods, profiles, or tubes
    • B21D7/08—Bending rods, profiles, or tubes by passing between rollers or through a curved die
    • 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
    • B21D53/26—Making other particular articles wheels or the like
    • B21D53/30—Making other particular articles wheels or the like wheel rims
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49481—Wheel making
    • Y10T29/49492—Land wheel
    • Y10T29/49524—Rim making
CH1449876A 1975-11-21 1976-11-17 CH617876A5 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL7513654A NL175971C (nl) 1975-11-21 1975-11-21 Werkwijze voor het vormen van cirkelvormig gebogen voorwerpen, in het bijzonder wielvelgen uit rechte metalen profielstroken, alsmede buigrolwerktuig voor het toepassen van de werkwijze.
NL7602645A NL7602645A (en) 1976-03-12 1976-03-12 Forming appts. for bicycle wheel rims - uses strip material of steel or aluminium in three point bending roll equipment

Publications (1)

Publication Number Publication Date
CH617876A5 true CH617876A5 (da) 1980-06-30

Family

ID=26645164

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1449876A CH617876A5 (da) 1975-11-21 1976-11-17

Country Status (8)

Country Link
US (1) US4054982A (da)
JP (1) JPS6031572B2 (da)
BE (1) BE848440A (da)
CH (1) CH617876A5 (da)
DE (1) DE2650357A1 (da)
FR (1) FR2332079A1 (da)
GB (1) GB1571817A (da)
IT (1) IT1104637B (da)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITTO20130936A1 (it) * 2013-11-19 2015-05-20 Cte Sistemi Srl Gruppo di misura per misurare il raggio di curvatura e l'avanzamento in una macchina curvatrice, in particolare in una macchina curvatrice per la curvatura di conduttori per bobine superconduttive

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2510436B1 (fr) * 1981-08-03 1985-08-30 Gp Konstruk Machine a cintrer les tubes
JPS59130637A (ja) * 1983-01-18 1984-07-27 Hitachi Ltd コイル製造方法および装置
US4674165A (en) * 1983-06-09 1987-06-23 Spaeth Walter Method for manufacturing rounded parts, such as motor vehicle consisting of wheel rims
FR2648400A1 (da) * 1989-06-19 1990-12-21 Gigoux Michel
US7213431B1 (en) * 2006-02-01 2007-05-08 Evergreat Intl Co., Ltd. Method of manufacturing an aluminum alloy wheel
JP5495614B2 (ja) * 2009-05-07 2014-05-21 日本ブレーキ工業株式会社 シングルブレーキシューの製造方法
US20110266332A1 (en) * 2010-01-13 2011-11-03 Chun Hsun Lo Method for manufacturing a bicycle rim
KR101165531B1 (ko) * 2010-08-27 2012-07-16 하나로테크 주식회사 스윙링 플레이트 제조장치 및 이를 이용한 제조방법
US8756814B2 (en) * 2011-02-01 2014-06-24 Shimano Inc. Method of manufacturing a bicycle rim
PL3250333T3 (pl) * 2015-01-30 2019-07-31 Baomarc Automotive Solutions S.p.A. Sposób produkcji zakrzywionych części z ciągłego elementu metalowego
CN104772405B (zh) * 2015-02-28 2016-10-05 宁波郎泰机械有限公司 一种卷圆机的卷圆方法
CN112792173B (zh) * 2020-12-22 2022-10-04 江苏博林机械制造有限公司 一种铝合金高强度板材曲面成形工艺
CN113751559B (zh) * 2021-10-13 2023-06-06 广东科欣电气有限公司 一种液压弯管机
CN117147276B (zh) * 2023-08-14 2024-02-02 索罗曼(广州)新材料有限公司 一种用于检测钛合金性能的多功能设备

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE417207C (de) * 1924-04-13 1925-08-15 Leopold Dierks Verfahren zur Herstellung von Felgen
US1602788A (en) * 1925-09-08 1926-10-12 Frank E Thomes Bar and pipe bending machine
US1773566A (en) * 1927-09-08 1930-08-19 Boyle Mfg Company Inc Method of forming ringlike members
FR1174012A (fr) * 1956-03-14 1959-03-05 Bochumer Ges Fuer Grubenausbau Perfectionnements apportés aux procédés et dispositifs pour fabriquer des segments de cadres de soutènement
US2921619A (en) * 1958-02-10 1960-01-19 Morton L Bank Portable electric driven conduit bender
US3083751A (en) * 1958-07-01 1963-04-02 Yoder Co Ring coiling and cut-off machine
US3048202A (en) * 1958-11-24 1962-08-07 Wedge Protectors Inc Ring rolling machine
DE1292617B (de) * 1962-11-30 1969-04-17 Heinrich Bartz Kg Umrollbiegepresse
FR1392694A (fr) * 1964-02-07 1965-03-19 Soc Es Energie Sa Perfectionnements apportés aux autogénérateurs de gaz moteurs, notamment aux autogénérateurs à piston libre
GB1083548A (en) * 1964-12-10 1967-09-13 Hingley & Sons Netherton Ltd N Improvements relating to coil and ring-formed machines
US3466914A (en) * 1965-11-12 1969-09-16 Gen Motors Corp Bending machine
SU654153A3 (ru) * 1973-10-17 1979-03-25 Маннесманн Аг (Фирма) Устройство дл гибки кромок листа

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITTO20130936A1 (it) * 2013-11-19 2015-05-20 Cte Sistemi Srl Gruppo di misura per misurare il raggio di curvatura e l'avanzamento in una macchina curvatrice, in particolare in una macchina curvatrice per la curvatura di conduttori per bobine superconduttive
EP2873943A3 (en) * 2013-11-19 2015-08-12 CTE Sistemi S.r.l. Measuring unit for measuring the bending radius and the forwarding of a workpiece in a bending machine
EP3051251A1 (en) * 2013-11-19 2016-08-03 CTE Sistemi S.r.l. Measuring unit for measuring the forwarding of a workpiece in a bending machine
US10092937B2 (en) 2013-11-19 2018-10-09 Cte Sistemi S.R.L. Measuring unit for measuring the bending radius and the forwarding of a workpiece in a bending machine

Also Published As

Publication number Publication date
FR2332079B1 (da) 1980-05-09
BE848440A (fr) 1977-05-17
GB1571817A (en) 1980-07-23
FR2332079A1 (fr) 1977-06-17
US4054982A (en) 1977-10-25
IT1104637B (it) 1985-10-21
JPS6031572B2 (ja) 1985-07-23
JPS5284166A (en) 1977-07-13
DE2650357A1 (de) 1977-05-26

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PL Patent ceased