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:
Dec. 06, 2022
Filed:
Sep. 26, 2018
Lisi Aerospace, Paris, FR;
Gildas Boleis, Lantic, FR;
Alan Philippe, Lamballe, FR;
Pierre Petit, Francheville, FR;
Martial Broucke, Delincourt, FR;
LISI AEROSPACE, Paris, FR;
Abstract
The invention relates to a locking device () comprising: a shaft () comprising a first thread (); and a nut () and a ring () to be assembled on the shaft; the nut comprising a first inner thread () defining a first radial clearance with the first thread of the shaft; the nut further comprising a second inner thread () in the opposite direction to the first inner thread, the ring () comprising a second thread () defining a second radial clearance with the second inner thread of the nut; the ring comprising a third inner thread () defining a third radial clearance with the first thread of the shaft. The inner threads and the first and second threads have an identical and constant thread pitch; and each of the second and third radial clearances is greater than the first radial clearance.