BE497948A - - Google Patents

Info

Publication number: BE497948A
Authority: BE; Belgium

Application number

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.)

1949-09-07

Publication date

1900-01-01

1900-01-01 Publication of BE497948A publication Critical patent/BE497948A/xx

Classifications

- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
- H02H5/08—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal fluid pressure, liquid level or liquid displacement, e.g. Buchholz relays
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/02—Details
- H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
- H01H33/55—Oil reservoirs or tanks; Lowering means therefor
- H01H33/555—Protective arrangements responsive to abnormal fluid pressure, liquid level or liquid displacement, e.g. Buchholz relays
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F27/00—Details of transformers or inductances, in general
- H01F27/40—Structural association with built-in electric component, e.g. fuse
- H01F27/402—Association of measuring or protective means
- H01F2027/404—Protective devices specially adapted for fluid filled transformers
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H35/00—Switches operated by change of a physical condition
- H01H35/18—Switches operated by change of liquid level or of liquid density, e.g. float switch
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/2931—Diverse fluid containing pressure systems
- Y10T137/3003—Fluid separating traps or vents
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8158—With indicator, register, recorder, alarm or inspection means
- Y10T137/8342—Liquid level responsive indicator, recorder or alarm
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8593—Systems
- Y10T137/86187—Plural tanks or compartments connected for serial flow

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Physics & Mathematics (AREA)
Fluid Mechanics (AREA)
Housings And Mounting Of Transformers (AREA)
Magnetically Actuated Valves (AREA)
Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Testing Relating To Insulation (AREA)

BE497948D 1949-09-07 BE497948A (de)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
CH676397X		1949-09-07
CH2616443X		1949-09-07
CH1024346X		1949-09-07

Publications (1)

Publication Number	Publication Date
BE497948A true BE497948A (de)	1900-01-01

Family

ID=27178531

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE497948D BE497948A (de)	1949-09-07

Country Status (6)

Country	Link
US (1)	US2616443A (de)
BE (1)	BE497948A (de)
CH (1)	CH275948A (de)
DE (1)	DE847934C (de)
GB (1)	GB676397A (de)
NL (1)	NL70829C (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3224250A (en) *	1957-12-26	1965-12-21	Aerojet General Co	Gas liquid detector
US4887512A (en) *	1988-04-29	1989-12-19	Chrysler Motors Corporation	Vent reservoir in a fluid system of an automatic transmission system
DE10305087B4 (de) *	2003-02-07	2005-05-04	Siemens Ag	Verfahren und Vorrichtung zum Steuern eines Insassenschutzmittels in einem Fahrzeug
DE10361884B3 (de) *	2003-12-19	2005-08-11	Siemens Ag	Vorrichtung und Verfahren zur Überwachung eines Gasvolumens in einer mit Flüssigkeit befüllten Anlage

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US154513A (en) *		1874-08-25		Improvement in low-water indicators
GB189500066A (en) *	1895-01-01	1895-12-07	Edwin James White	Improvements in Apparatus for Detecting and Indicating the Flow of Water in Pipes, and in Cocks Embodying such Apparatus.
US650647A (en) *	1899-12-15	1900-05-29	Delbert M Lowe	Low-water alarm.
US1238608A (en) *	1916-06-08	1917-08-28	James A Whitton	Valve-actuating mechanism.

0
- NL NL70829D patent/NL70829C/xx active
- BE BE497948D patent/BE497948A/xx unknown
1949
- 1949-09-07 CH CH275948D patent/CH275948A/de unknown
1950
- 1950-08-05 DE DEM5495A patent/DE847934C/de not_active Expired
- 1950-08-21 US US18067750 patent/US2616443A/en not_active Expired - Lifetime
- 1950-09-04 GB GB2178650A patent/GB676397A/en not_active Expired

Also Published As

Publication number	Publication date
GB676397A (en)	1952-07-23
CH275948A (de)	1951-06-15
DE847934C (de)	1952-08-28
US2616443A (en)	1952-11-04
NL70829C (de)	1900-01-01

Publication	Publication Date	Title
DE7638872U1 (de)	1900-01-01
AT12969B (de)	1903-08-10
AT12687B (de)	1903-07-25
AT13565B (de)	1903-10-10
AT12463B (de)	1903-07-10
AT13369B (de)	1903-09-25
AT12073B (de)	1903-06-10
AT15472B (de)	1904-03-10
AT1395B (de)	1900-05-25
AT12729B (de)	1903-07-25
AT11578B (de)	1903-04-25
DE7705152U1 (de)	1900-01-01
AT12294B (de)	1903-06-25
AT11624B (de)	1903-04-25
AT12966B (de)	1903-08-10
AT13281B (de)	1903-09-10
AT12875B (de)	1903-08-10
AT11553B (de)	1903-04-25
AT11680B (de)	1903-04-25
AT10975B (de)	1903-03-10
AT12752B (de)	1903-07-25
AT11345B (de)	1903-03-26
AT11575B (de)	1903-04-25
AT11892B (de)	1903-05-25
AT12610B (de)	1903-07-25