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:
Jul. 16, 1991
Filed:
Feb. 27, 1990
Thomas E Gleason, North Stonington, CT (US);
John E Laine, Ivoryton, CT (US);
Thomas P Ricketts, Bozrah, CT (US);
Northeast Utilities Service Company, Berlin, CT (US);
Abstract
A portable dosimeter calibration device has a shielded container with a cover, and providing a cavity in which dosimeters may be spaced about a central shielded compartment. An elongated carrier rod has a radiation source adjacent its lower end and extends outwardly of the cover. The end of the rod with the radiation source is normally seated in a shielded well of the compartment in a first position of the rod, and the rod may be secured in a second elevated position in which it is aligned with a radiation passage in the shielding of the compartment to expose the dosimeter to radiation.