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. 11, 2020
Filed:
Mar. 23, 2018
Applicant:
Ford Global Technologies, Llc, Dearborn, MI (US);
Inventors:
Assignee:
Ford Global Technologies, LLC, Dearborn, MI (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16F 13/00 (2006.01); F01L 1/46 (2006.01); F01L 3/08 (2006.01); F01L 3/10 (2006.01); F01L 1/047 (2006.01);
U.S. Cl.
CPC ...
F01L 1/462 (2013.01); F01L 3/08 (2013.01); F01L 3/10 (2013.01); F01L 1/047 (2013.01);
Abstract
Methods and systems are provided for cylinder valves of an internal combustion engine. In one example, a valve assembly may include a poppet valve and a valve spring. The valve spring includes a plurality of legs adapted to engage with an annular groove of the valve spring in order to couple the valve spring to the poppet valve.