NL7301190A - - Google Patents

Info

Publication number
NL7301190A
NL7301190A NL7301190A NL7301190A NL7301190A NL 7301190 A NL7301190 A NL 7301190A NL 7301190 A NL7301190 A NL 7301190A NL 7301190 A NL7301190 A NL 7301190A NL 7301190 A NL7301190 A NL 7301190A
Authority
NL
Netherlands
Application number
NL7301190A
Other versions
NL166869C (en
NL166869B (en
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 DE19722203560 external-priority patent/DE2203560C3/en
Application filed filed Critical
Publication of NL7301190A publication Critical patent/NL7301190A/xx
Publication of NL166869B publication Critical patent/NL166869B/en
Application granted granted Critical
Publication of NL166869C publication Critical patent/NL166869C/en

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
    • B21C37/20—Making helical or similar guides in or on tubes without removing material, e.g. by drawing same over mandrels, by pushing same through dies ; Making tubes with angled walls, ribbed tubes and tubes with decorated walls
    • 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
    • B21C37/10—Making tubes with riveted seams or with non-welded and non-soldered seams
    • B21C37/104—Making tubes with riveted seams or with non-welded and non-soldered seams the tubes having a special shape, e.g. polygonal 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
    • 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
    • B21C37/155—Making tubes with non circular section
    • 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
    • B21D19/00—Flanging or other edge treatment, e.g. of tubes
    • 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
    • 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
    • B21D5/04—Bending sheet metal along straight lines, e.g. to form simple curves on brakes making use of clamping means on one side of the work
    • B21D5/042—With a rotational movement of the bending blade
    • 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
    • B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
    • B21D5/10—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles for making tubes
    • B21D5/12—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles for making tubes making use of forming-rollers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Duct Arrangements (AREA)
  • Bending Of Plates, Rods, And Pipes (AREA)
NL7301190.A 1972-01-26 1973-01-26 METHOD AND APPARATUS FOR AUTOMATICALLY MANUFACTURING CHANNEL ELEMENTS AND CHANNEL ELEMENTS MADE ACCORDING TO THE METHOD. NL166869C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722203560 DE2203560C3 (en) 1972-01-26 Process and system for the automatic production of duct elements

Publications (3)

Publication Number Publication Date
NL7301190A true NL7301190A (en) 1973-07-30
NL166869B NL166869B (en) 1981-05-15
NL166869C NL166869C (en) 1981-10-15

Family

ID=5834063

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7301190.A NL166869C (en) 1972-01-26 1973-01-26 METHOD AND APPARATUS FOR AUTOMATICALLY MANUFACTURING CHANNEL ELEMENTS AND CHANNEL ELEMENTS MADE ACCORDING TO THE METHOD.

Country Status (10)

Country Link
AT (1) AT327650B (en)
BE (1) BE794444A (en)
CH (1) CH551814A (en)
DK (1) DK146736C (en)
FR (1) FR2169057B1 (en)
GB (1) GB1389184A (en)
IT (1) IT993546B (en)
LU (1) LU66884A1 (en)
NL (1) NL166869C (en)
SE (1) SE400487B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5964123A (en) * 1982-10-05 1984-04-12 Shimizu Constr Co Ltd Automatic bending device of reinforcing bar
AU2673884A (en) * 1983-04-12 1984-10-18 Eli Lilly And Company Naphthylglycyl cephalosporin derivatives
GB8406973D0 (en) * 1984-03-16 1984-04-18 Amco Plastics Ltd Ducting
GB2227806A (en) * 1989-02-02 1990-08-08 Steelpress Embossed ducting
GB8916547D0 (en) * 1989-07-20 1989-09-06 Firmac Ltd Improvements relating to duct manufacture
US5105640A (en) * 1991-01-25 1992-04-21 Iowa Precision Industries, Inc. Method and apparatus for forming box-shaped sheet metal ducts
FR2686533B1 (en) * 1992-01-27 1996-05-15 Favien Ets SAFETY APRON BENDING PRESS.
CN102909246A (en) * 2012-11-16 2013-02-06 孟春润 Plate-shared flange machine with monolithic beams
CN113550456A (en) * 2021-08-02 2021-10-26 中建安装集团有限公司 Installation method of fire-proof plate at curved surface position of air pipe
WO2023043412A1 (en) * 2021-09-20 2023-03-23 Sente Maki̇na İnşaat Sanayi̇ Ve Ti̇caret Li̇mi̇ted Şi̇rketi̇ A machine with a slide that can process two different sheets at the same time and give variable forms
CN116748808B (en) * 2023-06-16 2024-02-23 广州市全风机电设备有限公司 Fireproof air duct processing method
CN117506404B (en) * 2024-01-05 2024-03-12 风通动力环境科技(成都)有限公司 Screw screwing device for soft connection

Also Published As

Publication number Publication date
FR2169057A1 (en) 1973-09-07
AT327650B (en) 1976-02-10
DK146736C (en) 1984-05-28
DK146736B (en) 1983-12-19
LU66884A1 (en) 1973-03-23
IT993546B (en) 1975-09-30
NL166869C (en) 1981-10-15
SE400487B (en) 1978-04-03
DE2203560A1 (en) 1973-08-09
DE2203560B2 (en) 1975-04-10
FR2169057B1 (en) 1978-02-10
BE794444A (en) 1973-05-16
ATA14373A (en) 1975-04-15
GB1389184A (en) 1975-04-03
NL166869B (en) 1981-05-15
CH551814A (en) 1974-07-31

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Legal Events

Date Code Title Description
BC A request for examination has been filed
V1 Lapsed because of non-payment of the annual fee