CH409830A - Sheet metal bending machine, in particular to obtain conical pieces - Google Patents

Sheet metal bending machine, in particular to obtain conical pieces

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
Italian (it)
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/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B21MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21CMANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06Manufacture 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
    • B21C37/15Making tubes of special shape; Making tube fittings
    • B21C37/16Making tubes with varying diameter in longitudinal direction
    • B21C37/18Making tubes with varying diameter in longitudinal direction conical tubes
    • B21C37/185Making tubes with varying diameter in longitudinal direction conical tubes starting from sheet material
    • 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
    • B21D5/00Bending sheet metal along straight lines, e.g. to form simple curves
    • B21D5/14Bending 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 Sheet metal bending machine, in particular to obtain conical pieces CH409830A (en)

Applications Claiming Priority (1)

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

Publications (1)

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

Family

ID=11201296

Family Applications (1)

Application Number Title Priority Date Filing Date
CH797963A CH409830A (en) 1962-11-19 1963-06-21 Sheet metal bending machine, in particular to obtain conical pieces

Country Status (3)

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

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 (en) * 1996-05-24 1998-11-16 Ribea Engineering Ab Rolling process and machine for making a conical sheath of sheet metal, and material for this
KR101165531B1 (en) * 2010-08-27 2012-07-16 하나로테크 주식회사 Swing ring plate manufacturing device and method using it
JP5808481B2 (en) * 2011-04-27 2015-11-10 ウズテク エンダストリー テシスレリ インサット イマラット ベ モンタジェ サナイ ベ ティカレット リミテッド シルケッティ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
GB1016110A (en) 1966-01-05
US3287953A (en) 1966-11-29

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