EP0296535A3 - Low-pressure arc discharge lamp having increased surface brightness - Google Patents

Low-pressure arc discharge lamp having increased surface brightness Download PDF

Info

Publication number: EP0296535A3
Authority: EP; European Patent Office
Prior art keywords: low; discharge lamp; arc discharge; increased surface; surface brightness
Prior art date: 1987-06-22
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.): Granted

Application number

EP19880109861

Other versions

EP0296535B1 (en

EP0296535A2 (en

Inventor

Timothy Fohl

Robert Y. Pai

Warren C. Gungle

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.)

Osram Sylvania Inc

Original Assignee

GTE Products Corp

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.)

1987-06-22

Filing date

1988-06-21

Publication date

1990-11-07

1988-06-21 Application filed by GTE Products Corp filed Critical GTE Products Corp

1988-12-28 Publication of EP0296535A2 publication Critical patent/EP0296535A2/en

1990-11-07 Publication of EP0296535A3 publication Critical patent/EP0296535A3/en

1995-07-05 Application granted granted Critical

1995-07-05 Publication of EP0296535B1 publication Critical patent/EP0296535B1/en

2008-06-21 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/92—Lamps with more than one main discharge path
- H01J61/94—Paths producing light of different wavelengths, e.g. for simulating daylight
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/30—Vessels; Containers
- H01J61/32—Special longitudinal shape, e.g. for advertising purposes
- H01J61/325—U-shaped lamps
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/30—Vessels; Containers
- H01J61/35—Vessels; Containers provided with coatings on the walls thereof; Selection of materials for the coatings
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/38—Devices for influencing the colour or wavelength of the light
- H01J61/42—Devices for influencing the colour or wavelength of the light by transforming the wavelength of the light by luminescence

EP19880109861 1987-06-22 1988-06-21 Low-pressure arc discharge lamp having increased surface brightness Expired - Lifetime EP0296535B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US6497887A	1987-06-22	1987-06-22
US64978		1987-06-22

Publications (3)

Publication Number	Publication Date
EP0296535A2 EP0296535A2 (en)	1988-12-28
EP0296535A3 true EP0296535A3 (en)	1990-11-07
EP0296535B1 EP0296535B1 (en)	1995-07-05

Family

ID=22059541

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19880109861 Expired - Lifetime EP0296535B1 (en)	1987-06-22	1988-06-21	Low-pressure arc discharge lamp having increased surface brightness

Country Status (3)

Country	Link
EP (1)	EP0296535B1 (en)
JP (1)	JPS6481161A (en)
DE (1)	DE3854103T2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US7863816B2 (en) *	2003-10-23	2011-01-04	General Electric Company	Dielectric barrier discharge lamp

Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2915665A (en) *	1956-07-05	1959-12-01	Centre Nat Rech Scient	Electric discharge tubes
GB1213545A (en) *	1967-06-05	1970-11-25	Sylvania Electric Prod	Reflector flourescent lamp
FR2453499A1 (en) *	1979-04-03	1980-10-31	Philips Nv	LOW PRESSURE MERCURY VAPOR DISCHARGE LAMP
US4625152A (en) *	1983-07-18	1986-11-25	Matsushita Electric Works, Ltd.	Tricolor fluorescent lamp
JPS62157658A (en) *	1985-12-28	1987-07-13	Toshiba Electric Equip Corp	Display element

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5778765A (en) *	1980-11-05	1982-05-17	Toshiba Corp	Fluorescent glow discharge lamp
JPS6091546A (en) *	1983-10-25	1985-05-22	Toshiba Corp	Fluorescent lamp for display element
JPS61163555A (en) *	1985-01-11	1986-07-24	Matsushita Electronics Corp	Reflecting fluorescent lamp for optical device

1988
- 1988-06-21 DE DE19883854103 patent/DE3854103T2/en not_active Expired - Lifetime
- 1988-06-21 EP EP19880109861 patent/EP0296535B1/en not_active Expired - Lifetime
- 1988-06-21 JP JP15134388A patent/JPS6481161A/en active Pending

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2915665A (en) *	1956-07-05	1959-12-01	Centre Nat Rech Scient	Electric discharge tubes
GB1213545A (en) *	1967-06-05	1970-11-25	Sylvania Electric Prod	Reflector flourescent lamp
FR2453499A1 (en) *	1979-04-03	1980-10-31	Philips Nv	LOW PRESSURE MERCURY VAPOR DISCHARGE LAMP
US4625152A (en) *	1983-07-18	1986-11-25	Matsushita Electric Works, Ltd.	Tricolor fluorescent lamp
JPS62157658A (en) *	1985-12-28	1987-07-13	Toshiba Electric Equip Corp	Display element

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
PATENT ABSTRACTS OF JAPAN, vol. 10, no. 367 (E-462)[2424], 9th December 1986; & JP-A-61 163 555 (MATSUSHITA) 24-07-1986 *
PATENT ABSTRACTS OF JAPAN, vol. 6, no. 160 (E-126)[1038], 21st August 1982; & JP-A-57 078 765 (TOKYO SHIBAURA DENKI K.K.) 17-05-1982 *
PATENT ABSTRACTS OF JAPAN, vol. 9, no. 240 (E-345)[1963], 26th September 1985; & JP-A-60 091 546 (TOSHIBA) 22-05-1985 *

Also Published As

Publication number	Publication date
DE3854103D1 (en)	1995-08-10
EP0296535B1 (en)	1995-07-05
JPS6481161A (en)	1989-03-27
EP0296535A2 (en)	1988-12-28
DE3854103T2 (en)	1996-03-07

Legal Events

Date	Code	Title	Description
1988-11-12	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
1988-12-28	17P	Request for examination filed	Effective date: 19880720
1988-12-28	AK	Designated contracting states	Kind code of ref document: A2 Designated state(s): BE DE FR GB NL
1990-09-20	PUAL	Search report despatched	Free format text: ORIGINAL CODE: 0009013
1990-11-07	AK	Designated contracting states	Kind code of ref document: A3 Designated state(s): BE DE FR GB NL
1993-02-03	17Q	First examination report despatched	Effective date: 19921223
1995-05-19	GRAA	(expected) grant	Free format text: ORIGINAL CODE: 0009210
1995-07-05	AK	Designated contracting states	Kind code of ref document: B1 Designated state(s): BE DE FR GB NL
1995-08-10	REF	Corresponds to:	Ref document number: 3854103 Country of ref document: DE Date of ref document: 19950810
1995-08-25	ET	Fr: translation filed
1996-05-17	PLBE	No opposition filed within time limit	Free format text: ORIGINAL CODE: 0009261
1996-05-17	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT
1996-07-03	26N	No opposition filed
1999-06-07	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: BE Payment date: 19990607 Year of fee payment: 12
1999-06-14	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: GB Payment date: 19990614 Year of fee payment: 12
1999-06-30	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: NL Payment date: 19990630 Year of fee payment: 12 Ref country code: FR Payment date: 19990630 Year of fee payment: 12
1999-08-28	PGFP	Annual fee paid to national office [announced via postgrant information from national office to epo]	Ref country code: DE Payment date: 19990828 Year of fee payment: 12
2000-05-05	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: DE Free format text: LAPSE BECAUSE OF THE APPLICANT RENOUNCES Effective date: 20000505
2000-06-21	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20000621
2000-06-30	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: BE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20000630
2000-12-31	BERE	Be: lapsed	Owner name: GTE PRODUCTS CORP. Effective date: 20000630
2001-01-01	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: NL Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20010101
2001-02-07	GBPC	Gb: european patent ceased through non-payment of renewal fee	Effective date: 20000621
2001-02-28	PG25	Lapsed in a contracting state [announced via postgrant information from national office to epo]	Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20010228
2001-03-01	NLV4	Nl: lapsed or anulled due to non-payment of the annual fee	Effective date: 20010101
2001-03-30	REG	Reference to a national code	Ref country code: FR Ref legal event code: ST

Publication	Publication Date	Title
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EP0296535A3 (en)	1990-11-07	Low-pressure arc discharge lamp having increased surface brightness