DE19781744T1 - Light chain connected in series with filament shunt resistor - Google Patents

Light chain connected in series with filament shunt resistor

Info

Publication number: DE19781744T1
Authority: DE; Germany
Prior art keywords: series; light chain; shunt resistor; chain connected; filament
Prior art date: 1996-05-28
Legal status (The legal status 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 status listed.): Pending

Application number

DE19781744T

Other languages

German (de)

Other versions

DE19781744B4 (en

Inventor

John L Janning

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Stay Lit International Inc Dayton Ohio Us

Original Assignee

Individual

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.)

1996-05-28

Filing date

1997-02-03

Publication date

1999-05-12

1997-02-03 Application filed by Individual filed Critical Individual

1999-05-12 Publication of DE19781744T1 publication Critical patent/DE19781744T1/en

Status Pending legal-status Critical Current

Classifications

- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B39/00—Circuit arrangements or apparatus for operating incandescent light sources
- H05B39/10—Circuits providing for substitution of the light source in case of its failure
- H05B39/105—Circuits providing for substitution of the light source in case of its failure with a spare lamp in the circuit, and a possibility of shunting a failed lamp
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/20—Responsive to malfunctions or to light source life; for protection
- H05B47/23—Responsive to malfunctions or to light source life; for protection of two or more light sources connected in series

DE19781744T 1996-05-28 1997-02-03 Light chain connected in series with filament shunt resistor Pending DE19781744T1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US65397996A	1996-05-28	1996-05-28
PCT/US1997/001831 WO1997046055A1 (en)	1996-05-28	1997-02-03	Series connected light string with filament shunting

Publications (1)

Publication Number	Publication Date
DE19781744T1 true DE19781744T1 (en)	1999-05-12

Family

ID=24623040

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
DE19781744T Pending DE19781744T1 (en)	1996-05-28	1997-02-03	Light chain connected in series with filament shunt resistor
DE19781744A Expired - Fee Related DE19781744B4 (en)	1996-05-28	1997-02-03	Series connected fairy lights with filament resistance

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
DE19781744A Expired - Fee Related DE19781744B4 (en)	1996-05-28	1997-02-03	Series connected fairy lights with filament resistance

Country Status (6)

Country	Link
JP (1)	JPH11509974A (en)
CN (1)	CN1220076A (en)
CA (1)	CA2255641C (en)
DE (2)	DE19781744T1 (en)
GB (1)	GB2327307B (en)
WO (1)	WO1997046055A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US7178961B2 (en)	1995-06-26	2007-02-20	Jlj, Inc.	Voltage regulated light string
US6084357A (en) *	1998-04-10	2000-07-04	Janning; John L.	Series connected light string with filament shunting
DE19843330C2 (en) *	1998-09-22	2003-10-16	Diehl Stiftung & Co	Cabin lighting
WO2002093711A1 (en)	2001-05-17	2002-11-21	Stay Lit International, Inc.	Voltage regulated light string
US7564666B2 (en) *	2006-05-02	2009-07-21	Semiconductor Components Industries, L.L.C.	Shunt protection circuit and method therefor
US7976191B2 (en) *	2006-10-02	2011-07-12	Best Point Group, Ltd.	Light string of LEDs
US8247999B2 (en) *	2008-01-22	2012-08-21	Alcatel Lucent	Time division multiplexing a DC-to-DC voltage converter
GB2509099A (en) *	2012-12-20	2014-06-25	Accuric Ltd	LED driver circuit

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1024495A (en) *	1910-10-26	1912-04-30	Edgar Booth	Electric-lighting system.
US2072337A (en) *	1936-05-05	1937-03-02	Nofade Electric Corp	Safety lighting circuit
FR884370A (en) *	1942-03-17	1943-08-11		Improvements in the supply of electrical devices
US2760120A (en) *	1955-10-26	1956-08-21	New York Merchandise Co Inc	Lighting system for christmas trees
CH427021A (en) *	1964-07-03	1966-12-31	Danfoss As	Device for compensating for the failure of a series resistor when connected in series, in particular when lighting a Christmas tree
US3639805A (en) *	1970-05-25	1972-02-01	Gen Motors Corp	Series lamp safeguard circuit
US3912966A (en) *	1973-04-30	1975-10-14	Gen Electric	Incandescent lamp series string having protection against voltage surges
US4450382A (en) *	1982-06-21	1984-05-22	The United States Of America As Represented By The Secretary Of The Army	D.C. Lamp burn-out protection
US4682079A (en) *	1984-10-04	1987-07-21	Hallmark Cards, Inc.	Light string ornament circuitry
US4727449A (en) *	1986-10-01	1988-02-23	Chiu Technical Corporation	Filament bypass circuit
US5006724A (en) *	1989-03-20	1991-04-09	Liu Ching Chung	Control device for light sets
FR2663183B1 (en) *	1990-06-07	1997-04-11	Fd Eclairage Architectural	LOW VOLTAGE LAMP SUPPLY CIRCUIT ARRANGED IN SERIES.
EP0576536B1 (en) *	1991-02-27	2001-12-12	Roche Diagnostics Corporation	Method of communicating with microcomputer controlled instruments
US5539317A (en) *	1994-11-07	1996-07-23	Jlj, Inc.	Circuit tester for Christmas tree light sets

1997
- 1997-02-03 DE DE19781744T patent/DE19781744T1/en active Pending
- 1997-02-03 JP JP9542312A patent/JPH11509974A/en active Pending
- 1997-02-03 CN CN97195011A patent/CN1220076A/en active Pending
- 1997-02-03 CA CA002255641A patent/CA2255641C/en not_active Expired - Fee Related
- 1997-02-03 WO PCT/US1997/001831 patent/WO1997046055A1/en not_active Ceased
- 1997-02-03 GB GB9823170A patent/GB2327307B/en not_active Expired - Fee Related
- 1997-02-03 DE DE19781744A patent/DE19781744B4/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
JPH11509974A (en)	1999-08-31
CA2255641C (en)	2002-06-25
CN1220076A (en)	1999-06-16
GB2327307B (en)	2000-02-16
HK1017226A1 (en)	1999-11-12
DE19781744B4 (en)	2006-03-02
GB2327307A (en)	1999-01-20
CA2255641A1 (en)	1997-12-04
WO1997046055A1 (en)	1997-12-04
GB9823170D0 (en)	1998-12-16

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Legal Events

Date	Code	Title	Description
1999-05-12	OP8	Request for examination as to paragraph 44 patent law
2000-05-18	8125	Change of the main classification	Ipc: H05B 39/00
2000-05-18	8607	Notification of search results after publication
2003-01-02	8127	New person/name/address of the applicant	Owner name: STAY LIT INTERNATIONAL, INC., DAYTON, OHIO, US
2003-01-02	8181	Inventor (new situation)	Free format text: JANNING, JOHN L., DAYTON, OHIO, US