NL154824B - BACKFLOW PROTECTION. - Google Patents

BACKFLOW PROTECTION.

Info

Publication number: NL154824B
Authority: NL; Netherlands
Prior art keywords: backflow protection; backflow; protection
Prior art date: 1968-12-03

Application number

NL696915266A

Other languages

Dutch (nl)

Other versions

NL6915266A (en

Original Assignee

Vaillant Joh Kg

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.)

1968-12-03

Filing date

1969-10-09

Publication date

1977-10-17

1969-10-09 Application filed by Vaillant Joh Kg filed Critical Vaillant Joh Kg

1970-06-05 Publication of NL6915266A publication Critical patent/NL6915266A/xx

1977-10-17 Publication of NL154824B publication Critical patent/NL154824B/en

Classifications

- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2035—Arrangement or mounting of control or safety devices for water heaters using fluid fuel
- F24H9/2042—Preventing or detecting the return of combustion gases

Landscapes

Engineering & Computer Science (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Mechanical Engineering (AREA)
General Engineering & Computer Science (AREA)
Ventilation (AREA)
Incineration Of Waste (AREA)

NL696915266A 1968-12-03 1969-10-09 BACKFLOW PROTECTION. NL154824B (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE19681812361 DE1812361A1 (en)	1968-12-03	1968-12-03	Reverse current fuse

Publications (2)

Publication Number	Publication Date
NL6915266A NL6915266A (en)	1970-06-05
NL154824B true NL154824B (en)	1977-10-17

Family

ID=5715061

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL696915266A NL154824B (en)	1968-12-03	1969-10-09	BACKFLOW PROTECTION.

Country Status (6)

Country	Link
US (1)	US3601118A (en)
AT (1)	AT295097B (en)
BE (1)	BE742188A (en)
DE (1)	DE1812361A1 (en)
FR (1)	FR2025070A1 (en)
NL (1)	NL154824B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5368012A (en) *	1992-07-21	1994-11-29	Williams Furnace Company	Wall furnace with side vented draft hood
EP2175209B9 (en) *	2008-10-08	2013-01-09	Horst Wunsch	Calorific value heater

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE531032C (en) *	1929-12-06	1931-08-04	Bing Werke Vorm Gebr Bing A G	Exhaust hood
DE634044C (en) *	1933-10-29	1936-08-14	Butzke Bernhard Joseph A G F	Backflow protection for gas-heated liquid heaters
GB998554A (en) *	1960-07-07	1965-07-14	Radiation Ltd	Improvements in or relating to down draught diverters for gas-fired appliances
DE1289978B (en) *	1965-05-03	1969-02-27	Jahann Vaillant Kg	Backflow protection for jacketed gas-heated liquid heaters

1968
- 1968-12-03 DE DE19681812361 patent/DE1812361A1/en not_active Withdrawn
1969
- 1969-09-24 AT AT905069A patent/AT295097B/en not_active IP Right Cessation
- 1969-10-09 NL NL696915266A patent/NL154824B/en not_active IP Right Cessation
- 1969-10-20 US US867439A patent/US3601118A/en not_active Expired - Lifetime
- 1969-11-25 BE BE742188D patent/BE742188A/xx unknown
- 1969-11-26 FR FR6940669A patent/FR2025070A1/fr not_active Withdrawn

Also Published As

Publication number	Publication date
FR2025070A1 (en)	1970-09-04
US3601118A (en)	1971-08-24
AT295097B (en)	1971-12-27
NL6915266A (en)	1970-06-05
BE742188A (en)	1970-05-04
DE1812361A1 (en)	1970-06-18

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Legal Events

Date	Code	Title	Description
1982-06-16	V1	Lapsed because of non-payment of the annual fee
1989-10-31	NL80	Information provided on patent owner name for an already discontinued patent	Owner name: VAILLANT