The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 15, 1982
Filed:
Apr. 18, 1980
Applicant:
Inventors:
John S Waugh, Wellesley, MA (US);
Richard G Weber, Stamford, CT (US);
Assignee:
The Machlett Laboratories, Incorporated, Stamford, CT (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01J / ;
U.S. Cl.
CPC ...
313330 ; 313311 ; 313 55 ; 427 65 ;
Abstract
An X-ray tube including a tubular envelope having therein an anode target provided with a surface portion made of X-ray emissive material and with another surface portion coated with amorphous carbon material, and an electron emitting cathode disposed to beam electrons onto the surface portion of the target made of X-ray emissive material.