JPS62141458A - ダクト用湾曲継手管 - Google Patents

ダクト用湾曲継手管

Info

Publication number
JPS62141458A
JPS62141458A JP28159985A JP28159985A JPS62141458A JP S62141458 A JPS62141458 A JP S62141458A JP 28159985 A JP28159985 A JP 28159985A JP 28159985 A JP28159985 A JP 28159985A JP S62141458 A JPS62141458 A JP S62141458A
Authority
JP
Japan
Prior art keywords
metal plate
band
portions
shaped metal
narrow
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP28159985A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0258544B2 (enrdf_load_stackoverflow
Inventor
Kenji Nakajima
健治 中嶋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Duct Sangyo KK
Original Assignee
Duct Sangyo KK
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 Duct Sangyo KK filed Critical Duct Sangyo KK
Priority to JP28159985A priority Critical patent/JPS62141458A/ja
Priority to US06/906,575 priority patent/US4704885A/en
Publication of JPS62141458A publication Critical patent/JPS62141458A/ja
Publication of JPH0258544B2 publication Critical patent/JPH0258544B2/ja
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles 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
    • B21C37/12—Making tubes or metal hoses with helically arranged seams
    • B21C37/124—Making tubes or metal hoses with helically arranged seams the tubes having a special shape, e.g. with corrugated wall, flexible tubes
    • B21C37/125—Making tubes or metal hoses with helically arranged seams the tubes having a special shape, e.g. with corrugated wall, flexible tubes curved section, e.g. elbow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
    • B21C37/00—Manufacture of metal sheets, rods, wire, tubes, profiles or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
    • B21C37/06—Manufacture of metal sheets, rods, wire, tubes, profiles 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
    • B21C37/28—Making tube fittings for connecting pipes, e.g. U-pieces
    • B21C37/286—Making tube fittings for connecting pipes, e.g. U-pieces starting from sheet material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Branch Pipes, Bends, And The Like (AREA)
  • Duct Arrangements (AREA)
JP28159985A 1985-03-08 1985-12-13 ダクト用湾曲継手管 Granted JPS62141458A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP28159985A JPS62141458A (ja) 1985-12-13 1985-12-13 ダクト用湾曲継手管
US06/906,575 US4704885A (en) 1985-03-08 1986-09-09 Apparatus for making connecting pipes for connecting ducts

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP28159985A JPS62141458A (ja) 1985-12-13 1985-12-13 ダクト用湾曲継手管

Publications (2)

Publication Number Publication Date
JPS62141458A true JPS62141458A (ja) 1987-06-24
JPH0258544B2 JPH0258544B2 (enrdf_load_stackoverflow) 1990-12-10

Family

ID=17641391

Family Applications (1)

Application Number Title Priority Date Filing Date
JP28159985A Granted JPS62141458A (ja) 1985-03-08 1985-12-13 ダクト用湾曲継手管

Country Status (1)

Country Link
JP (1) JPS62141458A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH034095A (ja) * 1989-05-30 1991-01-10 Dakuto Sangyo:Kk 曲管の製造方法
KR100599078B1 (ko) * 2006-03-30 2006-07-12 주식회사 진웅테크놀러지 나선 덕트의 제조장치 및 제조방법
JP2012163287A (ja) * 2011-02-08 2012-08-30 Shin Fuji Kucho:Kk 曲管製造装置
CN104089105A (zh) * 2014-07-07 2014-10-08 浙江鑫宙竹基复合材料科技有限公司 竹砂缠绕复合管的制备方法
CN109262205A (zh) * 2018-09-14 2019-01-25 哈尔滨锅炉厂有限责任公司 单斜面卷制接管制造方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0470463A (ja) * 1990-07-11 1992-03-05 Nkk Corp 乾式浮床構造

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH034095A (ja) * 1989-05-30 1991-01-10 Dakuto Sangyo:Kk 曲管の製造方法
KR100599078B1 (ko) * 2006-03-30 2006-07-12 주식회사 진웅테크놀러지 나선 덕트의 제조장치 및 제조방법
JP2012163287A (ja) * 2011-02-08 2012-08-30 Shin Fuji Kucho:Kk 曲管製造装置
CN104089105A (zh) * 2014-07-07 2014-10-08 浙江鑫宙竹基复合材料科技有限公司 竹砂缠绕复合管的制备方法
CN109262205A (zh) * 2018-09-14 2019-01-25 哈尔滨锅炉厂有限责任公司 单斜面卷制接管制造方法

Also Published As

Publication number Publication date
JPH0258544B2 (enrdf_load_stackoverflow) 1990-12-10

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees