FR663216A - Improvements to electric incandescent lamps or the like - Google Patents

Improvements to electric incandescent lamps or the like

Info

Publication number
FR663216A
FR663216A FR663216DA FR663216A FR 663216 A FR663216 A FR 663216A FR 663216D A FR663216D A FR 663216DA FR 663216 A FR663216 A FR 663216A
Authority
FR
France
Prior art keywords
incandescent lamps
electric incandescent
electric
lamps
incandescent
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.)
Expired
Application number
Other languages
French (fr)
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.)
Westinghouse Lamp Co
Original Assignee
Westinghouse Lamp Co
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 Westinghouse Lamp Co filed Critical Westinghouse Lamp Co
Application granted granted Critical
Publication of FR663216A publication Critical patent/FR663216A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H35/00—Switches operated by change of a physical condition
    • H01H35/06—Switches operated by change of speed
    • H01H35/10—Centrifugal switches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
    • H01J5/50—Means forming part of the tube or lamps for the purpose of providing electrical connection to it
    • H01J5/54—Means forming part of the tube or lamps for the purpose of providing electrical connection to it supported by a separate part, e.g. base
    • H01J5/58—Means for fastening the separate part to the vessel, e.g. by cement
    • H01J5/60—Means for fastening the separate part to the vessel, e.g. by cement for fastening by mechanical means
FR663216D 1927-10-31 1928-10-30 Improvements to electric incandescent lamps or the like Expired FR663216A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US229825A US1813572A (en) 1927-10-31 1927-10-31 Lamp base

Publications (1)

Publication Number Publication Date
FR663216A true FR663216A (en) 1929-08-19

Family

ID=22862821

Family Applications (1)

Application Number Title Priority Date Filing Date
FR663216D Expired FR663216A (en) 1927-10-31 1928-10-30 Improvements to electric incandescent lamps or the like

Country Status (5)

Country Link
US (1) US1813572A (en)
DE (1) DE510122C (en)
FR (1) FR663216A (en)
GB (1) GB299780A (en)
NL (1) NL24127C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0070604A2 (en) * 1981-07-21 1983-01-26 Koninklijke Philips Electronics N.V. Electric lamp having a lamp cap which is connected without cement

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2615073A (en) * 1949-03-12 1952-10-21 Lumalampan Ab Electric lamp bulb
NL8102594A (en) * 1981-05-27 1982-12-16 Philips Nv ELECTRIC LAMP WITH A MECHANICALLY ATTACHED LAMP BASE.
EP0109848A3 (en) * 1982-11-23 1985-05-15 THORN EMI plc Improvements in incandescent lamps
DE10207063A1 (en) * 2002-02-20 2003-08-28 Philips Intellectual Property Base attachment for electric lamp achieves mutual engagement between at least one deformed region of base produced by magnetic shaping and at least one opening in lamp bulb

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0070604A2 (en) * 1981-07-21 1983-01-26 Koninklijke Philips Electronics N.V. Electric lamp having a lamp cap which is connected without cement
EP0070604A3 (en) * 1981-07-21 1983-07-27 N.V. Philips' Gloeilampenfabrieken Electric lamp having a lamp cap which is connected without cement

Also Published As

Publication number Publication date
US1813572A (en) 1931-07-07
GB299780A (en) 1929-12-05
NL24127C (en)
DE510122C (en) 1930-10-16

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