KR890000986U - Vacuum valve device for safety valve for hot water - Google Patents

Vacuum valve device for safety valve for hot water

Info

Publication number: KR890000986U
Authority: KR; South Korea
Prior art keywords: hot water; valve device; safety valve; vacuum; vacuum valve
Prior art date: 1987-06-30

Application number

KR2019870010618U

Other languages

Korean (ko)

Other versions

KR900003239Y1 (en

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.)

1987-06-30

Filing date

1987-06-30

Publication date

1989-03-17

1987-06-30 Application filed by 임종인 filed Critical 임종인

1987-06-30 Priority to KR2019870010618U priority Critical patent/KR900003239Y1/en

1989-03-17 Publication of KR890000986U publication Critical patent/KR890000986U/en

1990-04-17 Application granted granted Critical

1990-04-17 Publication of KR900003239Y1 publication Critical patent/KR900003239Y1/en

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 Vaccum valve for boiler safety valve KR900003239Y1 (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
KR2019870010618U KR900003239Y1 (en)	1987-06-30	1987-06-30	Vaccum valve for boiler safety valve

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
KR2019870010618U KR900003239Y1 (en)	1987-06-30	1987-06-30	Vaccum valve for boiler safety valve

Publications (2)

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

Family

ID=19264703

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
KR2019870010618U KR900003239Y1 (en)	1987-06-30	1987-06-30	Vaccum valve for boiler safety valve

Country Status (1)

Country	Link
KR (1)	KR900003239Y1 (en)

1987
- 1987-06-30 KR KR2019870010618U patent/KR900003239Y1/en not_active IP Right Cessation

Also Published As

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

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Legal Events

Date	Code	Title	Description
1987-06-30	A201	Request for examination
1987-06-30	UA0108	Application for utility model registration	Comment text: Application for Utility Model Registration Patent event code: UA01011R08D Patent event date: 19870630
1987-06-30	UA0201	Request for examination	Patent event date: 19870630 Patent event code: UA02012R01D Comment text: Request for Examination of Application
1989-03-17	UG1501	Laying open of application
1989-10-18	E902	Notification of reason for refusal
1989-10-18	UE0902	Notice of grounds for rejection	Comment text: Notification of reason for refusal Patent event code: UE09021S01D Patent event date: 19891018
1990-04-17	UG1604	Publication of application	Patent event code: UG16041S01I Comment text: Decision on Publication of Application Patent event date: 19900316
1990-07-11	E701	Decision to grant or registration of patent right
1990-07-11	UE0701	Decision of registration	Patent event date: 19900711 Comment text: Decision to Grant Registration Patent event code: UE07011S01D
1990-08-24	REGI	Registration of establishment
1990-08-24	UR0701	Registration of establishment	Patent event date: 19900824 Patent event code: UR07011E01D Comment text: Registration of Establishment
1990-08-24	UR1002	Payment of registration fee	Start annual number: 1 End annual number: 3 Payment date: 19900824
1993-04-18	LAPS	Lapse due to unpaid annual fee
1993-04-18	UC1903	Unpaid annual fee	Termination date: 19941008 Termination category: Default of registration fee