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:
Nov. 07, 2023
Filed:
Sep. 15, 2022
Applicant:
Airbus Helicopters, Marignane, FR;
Inventor:
Laurent Zamponi, Vitrolles, FR;
Assignee:
AIRBUS HELICOPTERS, Marignane, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B64C 11/32 (2006.01); B64C 27/12 (2006.01); F16C 19/18 (2006.01); B64C 27/59 (2006.01); F16C 19/52 (2006.01); F16C 19/54 (2006.01); F16C 33/58 (2006.01); F16C 33/60 (2006.01);
U.S. Cl.
CPC ...
B64C 11/32 (2013.01); B64C 27/12 (2013.01); B64C 27/59 (2013.01); F16C 19/18 (2013.01); F16C 19/184 (2013.01); F16C 19/52 (2013.01); F16C 19/542 (2013.01); F16C 33/585 (2013.01); F16C 33/60 (2013.01); F16C 2326/43 (2013.01);
Abstract
A gearbox including an angular contact ball bearing comprising a first row of balls provided with a plurality of balls, a second row of balls provided with another plurality of balls, at least one inner ring and at least one outer ring. According to the invention, in a degraded operating mode of the bearing, the first row of balls is configured to transmit at least one first axial force oriented along a first axis and at least one second axial force oriented along a second axis opposite the first axis, the second row of balls transmitting no axial force.