公开(公告)号：US12173629B2

公开(公告)日：2024-12-24

申请号：US18417746

申请日：2024-01-19

Applicant: Eaton Intelligent Power Limited

Inventor： Manickavasagan Thirumoolan ,  Chinmaya Chetan

IPC: F01L13/00 ,  F01L1/18 ,  F01L1/46 ,  F01L13/06

Abstract: A rocker arm assembly can comprise a main rocker, an auxiliary rocker, and a lost motion spring mounted to press on the main rocker and the auxiliary rocker. The main rocker can comprise a main body surrounding a main rocker bore, a valve end, a main cam end, and a main latch bore between the valve end and the main cam end. The auxiliary rocker can comprise an auxiliary body that is forked. A first auxiliary rocker bore and a second auxiliary rocker bore can flank the main rocker bore. A first auxiliary cam end and a second auxiliary cam end can flank the main cam end. A first auxiliary latch bore and a second auxiliary latch bore can flank the main latch bore. The lost motion spring can span over the main latch bore.

公开(公告)号：US20240151167A1

公开(公告)日：2024-05-09

申请号：US18417746

申请日：2024-01-19

Applicant: Eaton Intelligent Power Limited

Inventor： Manickavasagan Thirumoolan ,  Chinmaya Chetan

IPC: F01L13/00 ,  F01L1/18 ,  F01L1/46

CPC classification number: F01L13/0015 ,  F01L1/181 ,  F01L1/46 ,  F01L2001/186 ,  F01L2001/467

Abstract: A rocker arm assembly can comprise a main rocker, an auxiliary rocker, and a lost motion spring mounted to press on the main rocker and the auxiliary rocker. The main rocker can comprise a main body surrounding a main rocker bore, a valve end, a main cam end, and a main latch bore between the valve end and the main cam end. The auxiliary rocker can comprise an auxiliary body that is forked. A first auxiliary rocker bore and a second auxiliary rocker bore can flank the main rocker bore. A first auxiliary cam end and a second auxiliary cam end can flank the main cam end. A first auxiliary latch bore and a second auxiliary latch bore can flank the main latch bore. The lost motion spring can span over the main latch bore.