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:
Feb. 26, 2019
Filed:
Feb. 05, 2015
Borgwarner Inc., Auburn Hills, MI (US);
Christian Longacre, Arden, NC (US);
Ryan Howell, Hendersonville, NC (US);
BorgWarner Inc., Auburn Hills, MI (US);
Abstract
A turbocharger () includes a wastegate valve () supported on the turbine housing (), and a pneumatic actuator () configured to actuate the wastegate valve (). The pneumatic actuator () includes a housing () separated into compartments () by a separating member (). The actuator () includes a piston () disposed in the housing () that defines at least a portion of the separating member (), a piston-biasing spring () disposed in the housing (), a first in let () that is in fluid communication with the first compartment (), the first inlet configured to be connected to a non-zero-pressure fluid source (), and a second inlet () that is in fluid communication with the second compartment (), the second inlet () configured to be connected to a non-zero-pressure fluid source ().