IT8419757A0 - Lampada elettrica con elevato rapporto fra lo spessore di parete dell'involucro esterno e quello dell'involucro interno. - Google Patents

Lampada elettrica con elevato rapporto fra lo spessore di parete dell'involucro esterno e quello dell'involucro interno.

Info

Publication number
IT8419757A0
IT8419757A0 IT8419757A IT1975784A IT8419757A0 IT 8419757 A0 IT8419757 A0 IT 8419757A0 IT 8419757 A IT8419757 A IT 8419757A IT 1975784 A IT1975784 A IT 1975784A IT 8419757 A0 IT8419757 A0 IT 8419757A0
Authority
IT
Italy
Prior art keywords
casing
wall thickness
high ratio
electric lamp
internal
Prior art date
Application number
IT8419757A
Other languages
English (en)
Other versions
IT1173346B (it
Inventor
Peter R Gagnon
Original Assignee
Gte Prod 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 Prod Corp filed Critical Gte Prod Corp
Publication of IT8419757A0 publication Critical patent/IT8419757A0/it
Application granted granted Critical
Publication of IT1173346B publication Critical patent/IT1173346B/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01K—ELECTRIC INCANDESCENT LAMPS
    • H01K1/00—Details
    • H01K1/28—Envelopes; Vessels
    • H01K1/34—Double wall vessels
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
IT19757/84A 1983-02-25 1984-02-23 Lampada elettrica con elevato rapporto fra lo spessore di parete dell'involucro esterno e quello dell'involucro interno IT1173346B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/469,843 US4598225A (en) 1983-02-25 1983-02-25 Electric lamp with high outer-envelope to inner-envelope wall-thickness ratio

Publications (2)

Publication Number Publication Date
IT8419757A0 true IT8419757A0 (it) 1984-02-23
IT1173346B IT1173346B (it) 1987-06-24

Family

ID=23865254

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19757/84A IT1173346B (it) 1983-02-25 1984-02-23 Lampada elettrica con elevato rapporto fra lo spessore di parete dell'involucro esterno e quello dell'involucro interno

Country Status (9)

Country Link
US (1) US4598225A (it)
BE (1) BE898996A (it)
BR (1) BR8400803A (it)
CA (1) CA1218103A (it)
DE (1) DE3406820C2 (it)
FR (1) FR2541822B1 (it)
GB (1) GB2135820B (it)
IT (1) IT1173346B (it)
NL (1) NL192855C (it)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1243723A (en) * 1984-09-17 1988-10-25 Peter R. Gagnon Electric lamp including a containment coating as part thereof
US4835443A (en) * 1986-12-16 1989-05-30 Gte Products Corporation High voltage hard glass halogen capsule
EP0271859B1 (en) * 1986-12-16 1997-04-02 Gte Products Corporation Compact coiled coil incandescent filament using pitch for sag control
CA1305995C (en) * 1987-08-28 1992-08-04 William M. Keeffe Double-enveloped lamp having a shield surrounding a light-source capsule within a thick-walled outer envelope
US4942330A (en) * 1988-09-30 1990-07-17 Gte Products Corporation Lamp assembly utilizing shield and ceramic fiber mesh for containment
GB2245417B (en) * 1990-04-20 1994-06-08 Koito Mfg Co Ltd Discharge lamp device
US5220235A (en) * 1990-04-20 1993-06-15 Koito Manufacturing Co., Ltd. Discharge lamp device
US5670840A (en) * 1992-11-12 1997-09-23 Lanese; Gustino J. Tungsten-halogen incandescent lamp with reduced risk of containment failure
TW353189B (en) * 1994-04-21 1999-02-21 Gen Electric Filament lamp with improved performance
US6133676A (en) * 1997-09-10 2000-10-17 Chen; Chun Tsun Double-enveloped halogen bulb provided with protuberances in the outer surface of the envelope
ATE484843T1 (de) 2003-08-18 2010-10-15 Koninkl Philips Electronics Nv Hochdruckentladungslampe
CA2540418A1 (en) * 2005-03-24 2006-09-24 Patent-Treuhand-Gesellschaft Fuer Elektrische Gluehlampen Mbh High-pressure discharge lamp
US8319411B2 (en) 2008-12-30 2012-11-27 Osram Sylvania Inc. Lamp assembly with snap-in capsule clip
DE102009051537A1 (de) * 2009-10-30 2011-05-05 Osram Gesellschaft mit beschränkter Haftung Platzergeschützte Lampe
USD732238S1 (en) 2009-12-09 2015-06-16 Osram Sylvania Inc. Lamp housing

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL41741C (it) * 1934-01-12
DE717482C (de) * 1935-02-16 1942-02-16 Philips Patentverwaltung Natuerlich gekuehlte, zur Aussendung von Strahlen dienende elektrische Hochdruckentladungsroehre mit einer Fuellung aus Quecksilberdampf und einem zur Zuenderleichterung dienenden Gase, mit festen, vorzugsweise durch die Entladung selbst geheizten Gluehelektroden und mit einer Huelle aus schwerschmelzendem strahlendurchlaessigem Werkstoffbeispielsweise Quarz
BE430474A (it) * 1937-10-04
BE434243A (it) * 1938-05-10
GB525657A (en) * 1939-02-24 1940-09-02 Paul Stoppel Improvements in or relating to electrical mining lamps
US3209192A (en) * 1960-12-29 1965-09-28 Westinghouse Electric Corp Decorative electric lamp with specular coating
US3136913A (en) * 1961-08-18 1964-06-09 Goodman Howard Sealed electric lamp having envelope with light diffusing and focusing characteristics
FR1358923A (fr) * 1962-06-18 1964-04-17 Lampes Sa Perfectionnements aux lampes électriques et à leur construction
DE1251432B (it) * 1962-06-18
US3138731A (en) * 1962-09-12 1964-06-23 Norman C Beese Sealed beam high-intensity short arc lamp
GB1054423A (it) * 1963-04-22
US3479548A (en) * 1966-07-06 1969-11-18 Airequipt Inc Enveloped quartz iodine lamp
US4015158A (en) * 1974-08-30 1977-03-29 General Electric Company Bromine lamp with molybdenum parts
GB2019718B (en) * 1977-12-09 1982-08-04 Chalmers & Mitchell Ltd Enclosures for electrical equipment
US4151445A (en) * 1978-02-15 1979-04-24 General Electric Company Instant light lamp control circuit
GB2041641B (en) * 1979-02-05 1982-11-17 Thorn Electrical Ind Ltd Gls tungsten-filament incandescent lamp
EP0015026B1 (de) * 1979-02-19 1983-05-25 Heinz Sovilla Glühfadenlampe
US4281274A (en) * 1979-08-01 1981-07-28 General Electric Co. Discharge lamp having vitreous shield
US4355261A (en) * 1980-12-15 1982-10-19 Gte Products Corporation Discharge lamp with integral starter
ZA822576B (en) * 1981-04-27 1983-03-30 Ocenco Inc Incandescent and fluorescent caplight device

Also Published As

Publication number Publication date
BE898996A (fr) 1984-06-18
DE3406820C2 (de) 1995-03-23
FR2541822A1 (fr) 1984-08-31
GB2135820B (en) 1987-02-11
NL192855C (nl) 1998-03-04
DE3406820A1 (de) 1984-10-04
GB2135820A (en) 1984-09-05
BR8400803A (pt) 1984-10-02
NL192855B (nl) 1997-11-03
US4598225A (en) 1986-07-01
FR2541822B1 (fr) 1987-02-13
CA1218103A (en) 1987-02-17
GB8404839D0 (en) 1984-03-28
NL8400580A (nl) 1984-09-17
IT1173346B (it) 1987-06-24

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970227