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:
Mar. 15, 2022
Filed:
Nov. 07, 2020
Aktiebolaget Skf, Gothenburg, SE;
Jérémy Demont, Chenonceaux, FR;
Pascal Durif, Ballan-Miré, FR;
Yves-André Liverato, Saint Paterne Racan, FR;
Benedicte Thomas, Tours, FR;
Aktiebolaget SKF, Gothenburg, SE;
Abstract
A total pitch deviation measurement device that determines a total pitch deviation of an annular product having at least a magnetic ring. The device providing a frame; a pallet conveyor fixed to the frame and designed to support the rotor positioning bearing unit; a spindle unit mounted in translation compared to the frame along a vertical axis, the spindle unit including a spindle shaft, a motor driving the spindle shaft, and an encoder connected to the spindle shaft; the spindle shaft having a free lower end having a tapered shape that fits into a bore of the annular product; a sensor fixed to the frame that measures a magnetic field signal at a position of the magnetic ring and transmits the signal measured to an control unit that determines the total pitch deviation of the annular product. Also, a method for carrying out the function of the intended device.