X-ray target

• US 3,239,706 A
• Filed: 04/17/1961
• Issued: 03/08/1966
• Est. Priority Date: 04/17/1961
• Status: Expired due to Term

• Current Assignee: Roy C. Marker, Sherman R. Farrell
• Original Assignee: Roy C. Marker, Sherman R. Farrell
• Inventors: Farrell, Sherman R., Marker, Roy C.
• Application Number:
  US04/103,580
• Time in Patent Office: 1,786 Days
• US Class Current: 378/141
• CPC Class Codes: H01J 35/116 Transmissive anodes acting as a window H01J35/186
• CPC Class Codes: H01J 35/13 Active cooling, e.g. fluid flow, heat pipes

Claims

1. AN X-RAY GENERATOR COMPRISING, IN COMBINATION WITH AN ELECTRON ACCELERATOR ADAPTED TO PRODUCE AN ELECTRON BEAM OF AT LEAST 500 KEV., A THIN FOIL OF DENSE METAL THROUGH WHICH A HIGH ENERGY ELECTRON BEAM WILL PASS COMPLETELY, SAID FOIL HAVING A THICKNESS IN THE ORDER OF .010 INCH, MEANS FOR SECURING SAID FOIL IN VACUUM SEALED RELATION TO THE OUTPUT END OF AN ELECTRON ACCELERATOR IN RECEIVING RELATION TO A HIGH ENERGY ELECTRON BEAM OF AT LEAST 500 KEV. EMANATING THEREFROM, AND COOLANT AND ABSORBER MEANS SECURED IN BACKING RELATION TO THE EXTERIOR SURFACE OF SAID FOIL TO DISSIPATE THE THERMAL ENERGY OF SAID HIGH ENERGY ELECTRON BEAM, SAID ABSORBER MEANS BEING FURTHER ADAPTED TO PERMIT THE PASSAGE THERETHROUGH OF THE X-RAYS GERERATED BY THE PASSAGE OF SAID HIGH ENERGY ELECTRON BEAM THROUGH SAID THIN FOIL.