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
GB6259/36A
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.)
Farnsworth Television Inc
Original Assignee
Farnsworth Television Inc
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 Farnsworth Television IncfiledCriticalFarnsworth Television Inc
Publication of GB462779ApublicationCriticalpatent/GB462779A/en
H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
H01J2893/0012—Constructional arrangements
H01J2893/0013—Sealed electrodes
Landscapes
Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes
(AREA)
Abstract
462,779. Thermionic valves. FARNSWORTH TELEVISION, Inc. March 2, 1936, No. 6259. Convention date, March 13, 1935. [Class 39 (i)] The anode 9 consists of a film which is burnt into the internal surface of the vitreous envelope 2. Connection to the anode is effected through the wire 7 and the button 8. The film may be deposited from a vapour or by the use of a platinizing solution and may be provided with one or more metal coatings. The tube is mounted within a cooling jacket through rubber gaskets 16, 17. Water or insulating liquid may be used for cooling and may be supplied and discharged through coiled pipes to increase the electrical resistance between the anode and the water source.
GB6259/36A1935-03-131936-03-02Improvements in and relating to thermionic discharge devices
ExpiredGB462779A
(en)