CH409830A - Macchina per curvare lamiere, in particolare per ottenere pezzi conici - Google Patents

Macchina per curvare lamiere, in particolare per ottenere pezzi conici

Info

Publication number
CH409830A
CH409830A CH797963A CH797963A CH409830A CH 409830 A CH409830 A CH 409830A CH 797963 A CH797963 A CH 797963A CH 797963 A CH797963 A CH 797963A CH 409830 A CH409830 A CH 409830A
Authority
CH
Switzerland
Prior art keywords
sheet metal
bending machine
metal bending
conical pieces
obtain conical
Prior art date
Application number
CH797963A
Other languages
English (en)
Inventor
Boldrini Rino
Original Assignee
Boldrini Spa
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 Boldrini Spa filed Critical Boldrini Spa
Publication of CH409830A publication Critical patent/CH409830A/it

Links

Classifications

    • 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
    • B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
    • B21C37/15—Making tubes of special shape; Making tube fittings
    • B21C37/16—Making tubes with varying diameter in longitudinal direction
    • B21C37/18—Making tubes with varying diameter in longitudinal direction conical tubes
    • B21C37/185—Making tubes with varying diameter in longitudinal direction conical tubes starting from sheet material
    • 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
    • B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/14—Bending sheet metal along straight lines, e.g. to form simple curves by passing between rollers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
CH797963A 1962-11-19 1963-06-21 Macchina per curvare lamiere, in particolare per ottenere pezzi conici CH409830A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2286362 1962-11-19

Publications (1)

Publication Number Publication Date
CH409830A true CH409830A (it) 1966-03-31

Family

ID=11201296

Family Applications (1)

Application Number Title Priority Date Filing Date
CH797963A CH409830A (it) 1962-11-19 1963-06-21 Macchina per curvare lamiere, in particolare per ottenere pezzi conici

Country Status (3)

Country Link
US (1) US3287953A (it)
CH (1) CH409830A (it)
GB (1) GB1016110A (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4195509A (en) * 1976-06-12 1980-04-01 Hinrichs Gesellschaft Mit Beschrankter Haftung Device for bending ring segment-shaped plate blanks into conically shaped parts
US4476194A (en) * 1982-11-10 1984-10-09 United Technologies Corporation Contour forming conical shapes
SE508883C2 (sv) * 1996-05-24 1998-11-16 Ribea Engineering Ab Valsningsförfarande och maskin för framställning av en konisk mantel av plåt, samt ämne härför
KR101165531B1 (ko) * 2010-08-27 2012-07-16 하나로테크 주식회사 스윙링 플레이트 제조장치 및 이를 이용한 제조방법
US9168576B2 (en) * 2011-04-27 2015-10-27 Uztek Endustri Tesisleri Insaat Imalat Ve Montaj Sanayi Ve Ticaret Limited Sirketi Tower production method

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1338946A (en) * 1920-05-04 A corpora
US1435041A (en) * 1921-02-23 1922-11-07 Buffalo Forge Co Bending machine

Also Published As

Publication number Publication date
US3287953A (en) 1966-11-29
GB1016110A (en) 1966-01-05

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