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:
Apr. 13, 1976
Filed:
Mar. 25, 1974
Applicant:
Inventor:
Bernhard Hoffmeister, Wilhelmshaven, DT;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G21C / ; B66C / ;
U.S. Cl.
CPC ...
294 / ; 176 30 ; 176 / ; 294 8615 ; 294 8629 ;
Abstract
A gripping device for gripping and moving control bars and fuel elements in core reactors in which a pair of grippers are mounted on one end of a gripper housing with independent actuators for the grippers in the housing. A lost motion connection between the housing and a lifting device is employed to lock the gripper in gripping position during raising and lowering movements of said housing while permitting selective operation of said grippers in lowered position of said housing.