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.

Date of Patent:
May. 29, 2018

Filed:

Apr. 02, 2013
Applicant:

Nuovo Pignone Srl, Florence, IT;

Inventors:

Massimo Bargiacchi, Florence, IT;

Tommaso Breschi, Florence, IT;

Leonardo Raugei, Florence, IT;

Michele Bogazzi, Florence, IT;

Assignee:

Nuovo Pignone Srl, Florence, IT;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23Q 1/64 (2006.01); B23P 15/00 (2006.01); B25B 27/06 (2006.01); F16C 35/02 (2006.01); F16C 17/02 (2006.01); F16C 33/04 (2006.01); F16C 33/08 (2006.01);
U.S. Cl.
CPC ...
B23P 15/003 (2013.01); B25B 27/06 (2013.01); F16C 17/022 (2013.01); F16C 33/046 (2013.01); F16C 33/08 (2013.01); F16C 35/02 (2013.01); Y10T 29/49638 (2015.01); Y10T 29/53104 (2015.01);
Abstract

The tool is designed to carried out maintenance operations on a bearing assembly comprising a bushing split into at least two shells; the maintenance tool comprises a device arranged to act on and rotate the bushing shells. In particular, the device comprises a slide and a pin; the slide has a hole transversal to its sliding direction and the pin is slidably mounted inside the hole and protrudes from the hole; in a first operating position the pin acts on a shell and in a second operating position the pin does not act on any shell. The method provides to rotate the bushing shells without rotating the supported shaft, and to carry out maintenance operations on a shell at a time while leaving the shaft supported by the other shell.


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