NL27733C - - Google Patents

Info

Publication number
NL27733C
NL27733C NL27733DA NL27733C NL 27733 C NL27733 C NL 27733C NL 27733D A NL27733D A NL 27733DA NL 27733 C NL27733 C NL 27733C
Authority
NL
Netherlands
Application number
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.)
Publication of NL27733C publication Critical patent/NL27733C/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49826—Assembling or joining
    • Y10T29/49881—Assembling or joining of separate helix [e.g., screw thread]
NL27733D 1928-05-21 NL27733C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US279361A US1870968A (en) 1928-05-21 1928-05-21 Heater element

Publications (1)

Publication Number Publication Date
NL27733C true NL27733C (enrdf_load_stackoverflow)

Family

ID=23068623

Family Applications (1)

Application Number Title Priority Date Filing Date
NL27733D NL27733C (enrdf_load_stackoverflow) 1928-05-21

Country Status (3)

Country Link
US (1) US1870968A (enrdf_load_stackoverflow)
BE (1) BE360807A (enrdf_load_stackoverflow)
NL (1) NL27733C (enrdf_load_stackoverflow)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE514709A (enrdf_load_stackoverflow) * 1951-10-13
GB734196A (en) * 1952-06-11 1955-07-27 Standard Telephones Cables Ltd Improvements in or relating to indirectly heated cathodes
NL87447C (enrdf_load_stackoverflow) * 1952-10-11
US2855495A (en) * 1954-09-20 1958-10-07 Statham Instrument Inc Temperature control device
US2879436A (en) * 1955-03-02 1959-03-24 Jr Wilson S Geisler Traveling wave tube and method of constructing the same
US2850666A (en) * 1955-12-01 1958-09-02 Hughes Aircraft Co Helix structure for traveling-wave tubes
US2931997A (en) * 1957-12-23 1960-04-05 Ward Leonard Electric Co Mounting for tubular resistors
US3132409A (en) * 1959-12-22 1964-05-12 Westinghouse Electric Corp Process for assembling electrodes
US4781640A (en) * 1985-01-24 1988-11-01 Varian Associates, Inc. Basket electrode shaping

Also Published As

Publication number Publication date
US1870968A (en) 1932-08-09
BE360807A (enrdf_load_stackoverflow)

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