KR890002990U - Relationship - Google Patents

Relationship

Info

Publication number
KR890002990U
KR890002990U KR2019880006643U KR880006643U KR890002990U KR 890002990 U KR890002990 U KR 890002990U KR 2019880006643 U KR2019880006643 U KR 2019880006643U KR 880006643 U KR880006643 U KR 880006643U KR 890002990 U KR890002990 U KR 890002990U
Authority
KR
South Korea
Prior art keywords
relationship
Prior art date
Application number
KR2019880006643U
Other languages
Korean (ko)
Other versions
KR930003272Y1 (en
Inventor
요사가즈 고바야시
Original Assignee
닛또 고오기 가부시기가이샤
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 닛또 고오기 가부시기가이샤 filed Critical 닛또 고오기 가부시기가이샤
Publication of KR890002990U publication Critical patent/KR890002990U/en
Application granted granted Critical
Publication of KR930003272Y1 publication Critical patent/KR930003272Y1/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
    • F16L37/00—Couplings of the quick-acting type
    • F16L37/22—Couplings of the quick-acting type in which the connection is maintained by means of balls, rollers or helical springs under radial pressure between the parts

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Quick-Acting Or Multi-Walled Pipe Joints (AREA)
KR2019880006643U 1987-07-24 1988-05-02 Pipe fitting KR930003272Y1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP1987113515U JPH0237023Y2 (en) 1987-07-24 1987-07-24
JP113515[U] 1987-07-24

Publications (2)

Publication Number Publication Date
KR890002990U true KR890002990U (en) 1989-04-12
KR930003272Y1 KR930003272Y1 (en) 1993-06-07

Family

ID=14614295

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019880006643U KR930003272Y1 (en) 1987-07-24 1988-05-02 Pipe fitting

Country Status (2)

Country Link
JP (1) JPH0237023Y2 (en)
KR (1) KR930003272Y1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5245527B2 (en) * 2008-02-21 2013-07-24 株式会社リコー Piping plug attachment / detachment tool

Also Published As

Publication number Publication date
KR930003272Y1 (en) 1993-06-07
JPS6418695U (en) 1989-01-30
JPH0237023Y2 (en) 1990-10-08

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Legal Events

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E701 Decision to grant or registration of patent right
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FPAY Annual fee payment

Payment date: 20020604

Year of fee payment: 10

EXPY Expiration of term