KR930023179U - 각파이프 성형장치 - Google Patents

각파이프 성형장치

Info

Publication number
KR930023179U
KR930023179U KR2019920006998U KR920006998U KR930023179U KR 930023179 U KR930023179 U KR 930023179U KR 2019920006998 U KR2019920006998 U KR 2019920006998U KR 920006998 U KR920006998 U KR 920006998U KR 930023179 U KR930023179 U KR 930023179U
Authority
KR
South Korea
Prior art keywords
forming device
square pipe
pipe forming
square
pipe
Prior art date
Application number
KR2019920006998U
Other languages
English (en)
Other versions
KR940001136Y1 (ko
Inventor
강호칠
Original Assignee
김동수
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 김동수 filed Critical 김동수
Priority to KR9206998U priority Critical patent/KR940001136Y1/ko
Publication of KR930023179U publication Critical patent/KR930023179U/ko
Application granted granted Critical
Publication of KR940001136Y1 publication Critical patent/KR940001136Y1/ko

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
    • B21C37/155—Making tubes with non circular section
    • 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
    • B21C37/065—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 starting from a specific blank, e.g. tailored blank

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
KR9206998U 1992-04-24 1992-04-24 각파이프 성형장치 KR940001136Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR9206998U KR940001136Y1 (ko) 1992-04-24 1992-04-24 각파이프 성형장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR9206998U KR940001136Y1 (ko) 1992-04-24 1992-04-24 각파이프 성형장치

Publications (2)

Publication Number Publication Date
KR930023179U true KR930023179U (ko) 1993-11-25
KR940001136Y1 KR940001136Y1 (ko) 1994-03-07

Family

ID=19332295

Family Applications (1)

Application Number Title Priority Date Filing Date
KR9206998U KR940001136Y1 (ko) 1992-04-24 1992-04-24 각파이프 성형장치

Country Status (1)

Country Link
KR (1) KR940001136Y1 (ko)

Also Published As

Publication number Publication date
KR940001136Y1 (ko) 1994-03-07

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Legal Events

Date Code Title Description
A201 Request for examination
N231 Notification of change of applicant
E701 Decision to grant or registration of patent right
REGI Registration of establishment
LAPS Lapse due to unpaid annual fee