Camshaft with low lift dwell profile and methods for operating the same

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United States of America Patent

PATENT NO 10156162
APP PUB NO 20170321573A1
SERIAL NO

15145069

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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Systems, apparatus, and methods are disclosed that include an internal combustion engine having a plurality of cylinders and at least one camshaft for opening at least one valve associated with the at least one cylinder. The camshaft includes a cam with a cam lobe defining a cam lobe profile having a base circle portion on a base circle of the cam lobe, a main cam lobe portion, and a low lift dwell portion that extends a constant height from the base circle along a substantial portion of the base circle to increase valve opening overlap and cylinder scavenging.

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Patent Owner(s)

Patent OwnerAddress
CUMMINS INC500 JACKSON STREET COLUMBUS IN 47201

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lawand, Vaibhav J Greenwood, US 10 18
Marsh, Thomas Robert Columbus, US 2 0
O'Grady, Brendan J Indianapolis, US 3 8

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