KR870016654U - 하수관 - Google Patents

하수관

Info

Publication number
KR870016654U
KR870016654U KR2019860005774U KR860005774U KR870016654U KR 870016654 U KR870016654 U KR 870016654U KR 2019860005774 U KR2019860005774 U KR 2019860005774U KR 860005774 U KR860005774 U KR 860005774U KR 870016654 U KR870016654 U KR 870016654U
Authority
KR
South Korea
Prior art keywords
drainpipe
Prior art date
Application number
KR2019860005774U
Other languages
English (en)
Other versions
KR890007914Y1 (ko
Inventor
정성표
Original Assignee
정성표
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 정성표 filed Critical 정성표
Priority to KR2019860005774U priority Critical patent/KR890007914Y1/ko
Publication of KR870016654U publication Critical patent/KR870016654U/ko
Application granted granted Critical
Publication of KR890007914Y1 publication Critical patent/KR890007914Y1/ko

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
    • F16L9/00—Rigid pipes
    • F16L9/006—Rigid pipes specially profiled
    • 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
    • F16L37/00—Couplings of the quick-acting type
    • F16L37/08—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members
    • F16L37/10—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members using a rotary external sleeve or ring on one part
    • F16L37/113—Couplings of the quick-acting type in which the connection between abutting or axially overlapping ends is maintained by locking members using a rotary external sleeve or ring on one part the male part having lugs on its periphery penetrating into the corresponding slots provided in the female part

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sewage (AREA)
KR2019860005774U 1986-04-28 1986-04-28 하수관 KR890007914Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019860005774U KR890007914Y1 (ko) 1986-04-28 1986-04-28 하수관

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019860005774U KR890007914Y1 (ko) 1986-04-28 1986-04-28 하수관

Publications (2)

Publication Number Publication Date
KR870016654U true KR870016654U (ko) 1987-11-30
KR890007914Y1 KR890007914Y1 (ko) 1989-11-10

Family

ID=19251145

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019860005774U KR890007914Y1 (ko) 1986-04-28 1986-04-28 하수관

Country Status (1)

Country Link
KR (1) KR890007914Y1 (ko)

Also Published As

Publication number Publication date
KR890007914Y1 (ko) 1989-11-10

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 19951110

Year of fee payment: 7

LAPS Lapse due to unpaid annual fee