Invention Grant
- Patent Title: Valvetrain with variable valve actuation
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Application No.: US16170593Application Date: 2018-10-25
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Publication No.: US11333049B2Publication Date: 2022-05-17
- Inventor: James E. McCarthy, Jr. , Eric Yankovic
- Applicant: Eaton Corporation
- Applicant Address: US OH Cleveland
- Assignee: Eaton Corporation
- Current Assignee: Eaton Corporation
- Current Assignee Address: US OH Cleveland
- Agency: RMCK Law Group PLC
- Main IPC: F01L13/06
- IPC: F01L13/06 ; F01L13/00 ; F02D13/02 ; F02D13/04 ; F01L1/26 ; F01L1/24 ; F02D13/06 ; F02D41/00

Abstract:
A method of providing a rocker arm set for a valvetrain includes providing a first intake rocker arm, a second intake rocker arm and a first exhaust rocker arm. The first intake rocker arm is configured as a switching rocker arm for a first intake valve on a first cylinder. The second intake rocker arm is for a second intake valve on a second cylinder. The second rocker arm is configured to operate in a normal Otto cycle mode. The first exhaust rocker arm is provided for a first exhaust valve on the second cylinder. The first intake rocker arm operates in one of an LIVC or EIVC mode where the first intake rocker arm is configured to open or close at a different time compared to the second intake valve. The first exhaust rocker arm operates in a cylinder deactivation mode.
Public/Granted literature
- US20190063273A1 VALVETRAIN WITH VARIABLE VALVE ACTUATION Public/Granted day:2019-02-28
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