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:
Oct. 22, 2024
Filed:
Nov. 04, 2021
Eaton Intelligent Power Limited, Dublin, IE;
Douglas Anthony Hughes, Novi, MI (US);
Brandon Dennis Biller, Ferndale, MI (US);
Michael Coates, Marshall, MI (US);
Nathan DeVille, Marshall, MI (US);
James J. Malone, Marshall, MI (US);
Jana Malatincova, Roztoky, CZ;
Filip Marek, Roztoky, CZ;
Eaton Intelligent Power Limited, Dublin, IE;
Abstract
An EGR pump system includes an EGR pump assembly including an electric motor assembly coupled to a transmission assembly. A roots device is coupled to the electric motor through the transmission assembly. The roots device includes a housing defining an internal volume and rotors are disposed in the internal volume and connected to the transmission assembly. An EGR locking mechanism is attached to the EGR pump assembly. The EGR locking mechanism is selectively connected to the transmission assembly locking the transmission assembly and preventing rotation of the rotors.