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KR890000986U - 온수용 안전밸브의 진공밸브장치 - Google Patents

온수용 안전밸브의 진공밸브장치

Info

Publication number
KR890000986U
KR890000986U KR2019870010618U KR870010618U KR890000986U KR 890000986 U KR890000986 U KR 890000986U KR 2019870010618 U KR2019870010618 U KR 2019870010618U KR 870010618 U KR870010618 U KR 870010618U KR 890000986 U KR890000986 U KR 890000986U
Authority
KR
South Korea
Prior art keywords
hot water
valve device
safety valve
vacuum
vacuum valve
Prior art date
Application number
KR2019870010618U
Other languages
English (en)
Other versions
KR900003239Y1 (ko
Inventor
임종인
Original Assignee
임종인
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 임종인 filed Critical 임종인
Priority to KR2019870010618U priority Critical patent/KR900003239Y1/ko
Publication of KR890000986U publication Critical patent/KR890000986U/ko
Application granted granted Critical
Publication of KR900003239Y1 publication Critical patent/KR900003239Y1/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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • 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
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
    • F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
    • F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
    • F16K17/06—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded with special arrangements for adjusting the opening pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Closures For Containers (AREA)
KR2019870010618U 1987-06-30 1987-06-30 온수용 안전밸브의 진공밸브장치 KR900003239Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019870010618U KR900003239Y1 (ko) 1987-06-30 1987-06-30 온수용 안전밸브의 진공밸브장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019870010618U KR900003239Y1 (ko) 1987-06-30 1987-06-30 온수용 안전밸브의 진공밸브장치

Publications (2)

Publication Number Publication Date
KR890000986U true KR890000986U (ko) 1989-03-17
KR900003239Y1 KR900003239Y1 (ko) 1990-04-17

Family

ID=19264703

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019870010618U KR900003239Y1 (ko) 1987-06-30 1987-06-30 온수용 안전밸브의 진공밸브장치

Country Status (1)

Country Link
KR (1) KR900003239Y1 (ko)

Also Published As

Publication number Publication date
KR900003239Y1 (ko) 1990-04-17

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Legal Events

Date Code Title Description
A201 Request for examination
UA0108 Application for utility model registration

Comment text: Application for Utility Model Registration

Patent event code: UA01011R08D

Patent event date: 19870630

UA0201 Request for examination

Patent event date: 19870630

Patent event code: UA02012R01D

Comment text: Request for Examination of Application

UG1501 Laying open of application
E902 Notification of reason for refusal
UE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event code: UE09021S01D

Patent event date: 19891018

UG1604 Publication of application

Patent event code: UG16041S01I

Comment text: Decision on Publication of Application

Patent event date: 19900316

E701 Decision to grant or registration of patent right
UE0701 Decision of registration

Patent event date: 19900711

Comment text: Decision to Grant Registration

Patent event code: UE07011S01D

REGI Registration of establishment
UR0701 Registration of establishment

Patent event date: 19900824

Patent event code: UR07011E01D

Comment text: Registration of Establishment

UR1002 Payment of registration fee

Start annual number: 1

End annual number: 3

Payment date: 19900824

LAPS Lapse due to unpaid annual fee
UC1903 Unpaid annual fee

Termination date: 19941008

Termination category: Default of registration fee