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
GB26562/39A
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.)
British Thomson Houston Co Ltd
Original Assignee
British Thomson Houston Co Ltd
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 British Thomson Houston Co LtdfiledCriticalBritish Thomson Houston Co Ltd
Publication of GB532907ApublicationCriticalpatent/GB532907A/en
H01J5/00—Details relating to vessels or to leading-in conductors common to two or more basic types of discharge tubes or lamps
H01J5/32—Seals for leading-in conductors
H01J5/40—End-disc seals, e.g. flat header
H01J5/42—End-disc seals, e.g. flat header using intermediate part
H—ELECTRICITY
H01—ELECTRIC ELEMENTS
H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
H01J2893/00—Discharge tubes and lamps
H01J2893/0033—Vacuum connection techniques applicable to discharge tubes and lamps
H01J2893/0034—Lamp bases
Landscapes
Vessels And Coating Films For Discharge Lamps
(AREA)
Abstract
.532,907. Uniting metal to glass. BRITISH THOMSON-HOUSTON CO., Ltd. Sept. 25, 1939, No. 26562. Convention date, Sept. 23, 1938. [Class 36] A metal tube or thimble 16, provided with an outwardly flared end 21 is sealed into, and the flare embedded in, a glass tube 17 such as the end of an electric lamp. The inner surface of the glass tube is in substantial alignment with the inner surface of the tube 16. Specification 514,264 is referred to.
GB26562/39A1938-09-231939-09-25Improvements in and relating to glass to metal seals
ExpiredGB532907A
(en)