EP0374345A3 - Incandescent lamps including a combined getter - Google Patents

Incandescent lamps including a combined getter Download PDF

Info

Publication number
EP0374345A3
EP0374345A3 EP19890102143 EP89102143A EP0374345A3 EP 0374345 A3 EP0374345 A3 EP 0374345A3 EP 19890102143 EP19890102143 EP 19890102143 EP 89102143 A EP89102143 A EP 89102143A EP 0374345 A3 EP0374345 A3 EP 0374345A3
Authority
EP
European Patent Office
Prior art keywords
envelope
getter
incandescent lamps
silane
lamp
Prior art date
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
EP19890102143
Other languages
German (de)
French (fr)
Other versions
EP0374345A2 (en
EP0374345B1 (en
Inventor
John W. Shaffer
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.)
Filing date
Publication date
Application filed by GTE Products Corp filed Critical GTE Products Corp
Publication of EP0374345A2 publication Critical patent/EP0374345A2/en
Publication of EP0374345A3 publication Critical patent/EP0374345A3/en
Application granted granted Critical
Publication of EP0374345B1 publication Critical patent/EP0374345B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/52—Means for obtaining or maintaining the desired pressure within the vessel
    • H01K1/54—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering
    • H01K1/56—Means for absorbing or absorbing gas, or for preventing or removing efflorescence, e.g. by gettering characterised by the material of the getter

Landscapes

  • Discharge Lamp (AREA)

Abstract

This invention relates to incandescent lamps and more particularly to the gettering of such lamps. In accordance with the present invention, there is provided an incandescent lamp comprising an envelope, a tungsten filament mounted within the envelope, a fill gas, and a getter comprising silane and phosphorus. In accordance with another aspect of the present invention, there is provided a method of gettering an incandescent lamp. The method comprises providing a getter comprising phosphorus and silane in an unsealed lamp envelope; sealing the lamp envelope; and activating the phosphorus source and silane located within the sealed envelope.
EP89102143A 1988-12-21 1989-02-08 Incandescent lamps including a combined getter Expired - Lifetime EP0374345B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US28776988A 1988-12-21 1988-12-21
US287769 1988-12-21

Publications (3)

Publication Number Publication Date
EP0374345A2 EP0374345A2 (en) 1990-06-27
EP0374345A3 true EP0374345A3 (en) 1991-04-24
EP0374345B1 EP0374345B1 (en) 1995-05-03

Family

ID=23104259

Family Applications (1)

Application Number Title Priority Date Filing Date
EP89102143A Expired - Lifetime EP0374345B1 (en) 1988-12-21 1989-02-08 Incandescent lamps including a combined getter

Country Status (3)

Country Link
EP (1) EP0374345B1 (en)
JP (1) JPH02174050A (en)
DE (1) DE68922475T2 (en)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3475072A (en) * 1967-05-19 1969-10-28 Gen Electric Getter for incandescent lamps and similar devices
US3585435A (en) * 1968-06-22 1971-06-15 Philips Corp Electric incandescent lamp
EP0168016A2 (en) * 1984-07-09 1986-01-15 GTE Products Corporation Tungsten-halogen lamp including diffusing means as part thereof
US4727286A (en) * 1981-11-16 1988-02-23 Gte Products Corporation Electric lamp including oxygen getter

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1325036C (en) * 1988-02-09 1993-12-07 Gte Products Corporation Getter for incandescent lamps

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3475072A (en) * 1967-05-19 1969-10-28 Gen Electric Getter for incandescent lamps and similar devices
US3585435A (en) * 1968-06-22 1971-06-15 Philips Corp Electric incandescent lamp
US4727286A (en) * 1981-11-16 1988-02-23 Gte Products Corporation Electric lamp including oxygen getter
EP0168016A2 (en) * 1984-07-09 1986-01-15 GTE Products Corporation Tungsten-halogen lamp including diffusing means as part thereof

Also Published As

Publication number Publication date
EP0374345A2 (en) 1990-06-27
JPH02174050A (en) 1990-07-05
DE68922475D1 (en) 1995-06-08
DE68922475T2 (en) 1996-01-25
EP0374345B1 (en) 1995-05-03

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