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
GB14888/37A
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 GB496651ApublicationCriticalpatent/GB496651A/en
H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
Landscapes
X-Ray Techniques
(AREA)
Abstract
496,651. Uniting metal to vitreous material. BRITISH THOMSON-HOUSTON CO., Ltd. May 28, 1937, No. 14888. Convention date, May 28, 1936. Drawings to Specification. [Class 36] [Also in Groups XL, XX, and XXXV] The anode of a high-voltage X-ray tube is sealed to the glass envelope by a cup of ironnickel-cobalt alloy and intermediate glass rings arranged to leave no re-entrant spaces. A cylindrical metal part is also sealed to the end of a cylindrical glass part within the tube by similar intermediate rings. Particular glasses are specified.
GB14888/37A1936-05-281937-05-28Improvements in and relating to x-ray apparatus
ExpiredGB496651A
(en)
Improvements in or relating to devices, such as electric discharge tubes and incandescent lamps, of the type comprising an outer vitreous jacket and an inner vitreous envelope within it