IT508975A - - Google Patents

Info

Publication number
IT508975A
IT508975A IT508975DA IT508975A IT 508975 A IT508975 A IT 508975A IT 508975D A IT508975D A IT 508975DA IT 508975 A IT508975 A IT 508975A
Authority
IT
Italy
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 IT508975A publication Critical patent/IT508975A/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J41/00—Discharge tubes for measuring pressure of introduced gas or for detecting presence of gas; Discharge tubes for evacuation by diffusion of ions
    • H01J41/12—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps
    • H01J41/14—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of thermionic cathodes
    • H01J41/16—Discharge tubes for evacuating by diffusion of ions, e.g. ion pumps, getter ion pumps with ionisation by means of thermionic cathodes using gettering substances
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/02—Details
    • H01J35/20—Selection of substances for gas fillings; Means for obtaining or maintaining the desired pressure within the tube, e.g. by gettering
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J35/00—X-ray tubes
    • H01J35/24—Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof
    • H01J35/26—Tubes wherein the point of impact of the cathode ray on the anode or anticathode is movable relative to the surface thereof by rotation of the anode or anticathode
IT508975D 1952-07-19 IT508975A (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US741189XA 1952-07-19 1952-07-19

Publications (1)

Publication Number Publication Date
IT508975A true IT508975A (it)

Family

ID=22117840

Family Applications (1)

Application Number Title Priority Date Filing Date
IT508975D IT508975A (it) 1952-07-19

Country Status (4)

Country Link
DE (1) DE1030937B (it)
FR (1) FR1086413A (it)
GB (1) GB741189A (it)
IT (1) IT508975A (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1064645B (de) * 1958-04-23 1959-09-03 Licentia Gmbh Entladungsroehre mit Ionen- oder Getterpumpe
FR1363155A (fr) * 1963-01-30 1964-06-12 Tubix Sa Anode tournante pour tubes à rayons x

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB300403A (en) * 1927-10-14 1928-11-15 Philips Nv Improvements relating to thermionic valves or electron discharge tubes
US2430800A (en) * 1943-10-02 1947-11-11 Gen Electric X Ray Corp Rotating anode construction

Also Published As

Publication number Publication date
FR1086413A (fr) 1955-02-11
GB741189A (en) 1955-11-30
DE1030937B (de) 1958-05-29

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