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. 23, 2009
Filed:
Apr. 12, 2005
Applicant:
Lars-göran Andersson, Kristinehamm, SE;
Inventor:
Lars-Göran Andersson, Kristinehamm, SE;
Assignee:
Rolls-Royce Aktiebolag, Kristinehamn, SE;
Primary Examiner:
Int. Cl.
CPC ...
B63H 5/16 (2006.01); B63H 25/46 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a method and an auxiliary device in connection with disassembly and/or assembly of a tunnel thruster unit by use of the auxiliary device () to guide the thruster unit () and its movement during disassembly/assembly inside the tunnel (), the thruster unit () thereafter being led away through the tunnel (), said auxiliary device () being removably fixed at the thruster unit () before final disassembly, such that the auxiliary device () controls the movement during disassembly/assembly, mainly by compressive forces.