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. 22, 2022
Filed:
Jan. 17, 2020
Applicant:
Aktiebolaget Skf, Gothenburg, SE;
Inventor:
Ingo Schulz, Gerolzhofen, DE;
Assignee:
Aktiebolaget SKF, Gothenburg, SE;
Primary Examiner:
Int. Cl.
CPC ...
F16H 1/28 (2006.01);
U.S. Cl.
CPC ...
F16H 1/2863 (2013.01); F16H 2001/2881 (2013.01);
Abstract
A planetary gear is disclosed that provides at least a first hollow wheel with a helical gearing and a second hollow wheel with a helical gearing are adapted to rotate in a first rotational direction and a second opposite rotational direction, and a first double planet having a first wheel with a helical gearing meshing with the helical gearing of the first hollow wheel and having a second wheel with a helical gearing meshing with the helical gearing of the second hollow wheel. The disclosed configuration minimizes backlash between the helical gearings.