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:
Mar. 10, 1987
Filed:
May. 15, 1985
Applicant:
Inventors:
Klaus Brunn, Erlangen, DE;
Walter Polster, Spardorf, DE;
Assignee:
Siemens Aktiengesellschaft, Berlin and Munich, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
378 97 ; 378108 ;
Abstract
In an exemplary embodiment including a dose rate control device for fluoroscopy and an automatic control for x-ray exposures, a memory device is provided in which a respective pair of values for the x-ray tube output and for the exposure time is stored for each patient transparency and further exposure values. Further, a detector is provided which changes the pair of values called up when the exposure time switched by the exposure control deviates from the exposure time called up by a prescribed measure.