KR890013627U - Coupling steel pipe connecting device of joint pipe - Google Patents

Coupling steel pipe connecting device of joint pipe

Info

Publication number
KR890013627U
KR890013627U KR2019870022812U KR870022812U KR890013627U KR 890013627 U KR890013627 U KR 890013627U KR 2019870022812 U KR2019870022812 U KR 2019870022812U KR 870022812 U KR870022812 U KR 870022812U KR 890013627 U KR890013627 U KR 890013627U
Authority
KR
South Korea
Prior art keywords
connecting device
coupling steel
steel pipe
joint
pipe connecting
Prior art date
Application number
KR2019870022812U
Other languages
Korean (ko)
Other versions
KR900000753Y1 (en
Inventor
유정호
양기영
Original Assignee
한국강관주식회사
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 한국강관주식회사 filed Critical 한국강관주식회사
Priority to KR2019870022812U priority Critical patent/KR900000753Y1/en
Publication of KR890013627U publication Critical patent/KR890013627U/en
Application granted granted Critical
Publication of KR900000753Y1 publication Critical patent/KR900000753Y1/en

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L23/00—Flanged joints
    • F16L23/02—Flanged joints the flanges being connected by members tensioned axially

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Flanged Joints, Insulating Joints, And Other Joints (AREA)
KR2019870022812U 1987-12-23 1987-12-23 Covered-steel pipe connecting device KR900000753Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019870022812U KR900000753Y1 (en) 1987-12-23 1987-12-23 Covered-steel pipe connecting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019870022812U KR900000753Y1 (en) 1987-12-23 1987-12-23 Covered-steel pipe connecting device

Publications (2)

Publication Number Publication Date
KR890013627U true KR890013627U (en) 1989-08-09
KR900000753Y1 KR900000753Y1 (en) 1990-01-30

Family

ID=19270630

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870022812U KR900000753Y1 (en) 1987-12-23 1987-12-23 Covered-steel pipe connecting device

Country Status (1)

Country Link
KR (1) KR900000753Y1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102286217B1 (en) * 2020-11-19 2021-08-06 박재연 Steel pipe for Easy Lock joint with fastening position

Also Published As

Publication number Publication date
KR900000753Y1 (en) 1990-01-30

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Legal Events

Date Code Title Description
A201 Request for examination
O032 Opposition [utility model]: request for opposition
J2X1 Appeal (before the patent court)

Free format text: TRIAL NUMBER: 1991201000127; APPEAL AGAINST DECISION TO DECLINE REFUSAL

Free format text: APPEAL AGAINST DECISION TO DECLINE REFUSAL

E701 Decision to grant or registration of patent right
O071 Decision to grant registration after opposition [utility model]: decision to grant registration
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 19980130

Year of fee payment: 9

LAPS Lapse due to unpaid annual fee