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:
May. 05, 1992
Filed:
Oct. 17, 1989
Applicant:
Inventor:
Boris Osusko, Bad Schonborn, DE;
Assignee:
ABB Reaktor GmbH, Mannheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F22B / ; F16L / ; B25J / ;
U.S. Cl.
CPC ...
165 112 ; 165 76 ; 901-1 ; 901 15 ; 901 44 ; 376245 ; 414728 ; 4147441 ;
Abstract
An apparatus is disposed below a tube plate in a chamber of a steam generator which is accessible through a manhole, for examining and/or repairing steam-generator tubes in the tube plate. A tool or inspection-instrument carrier of the apparatus includes a pneumatic swivel cylinder detachably connected to the apparatus. The swivel cylinder has a housing and an output shaft. A feed unit is supported on the output shaft. A flexible shaft is axially movable by the feed unit. A compressed-air motor is associated with the housing for driving the flexible shaft.