US 12,031,459 B2
Rocker arm assemblies
Mark Van Wingerden, Battle Creek, MI (US); Andrew T. Strong, Woodbury, MN (US); Anthony L. Spoor, Union City, MI (US); James R. Sheren, Grand Ledge, MI (US); and Brent L. Rehm, Nashville, MI (US)
Assigned to Eaton Intelligent Power Limited, Dublin (IE)
Appl. No. 17/773,832
Filed by Eaton Intelligent Power Limited, Dublin (IE)
PCT Filed Oct. 30, 2020, PCT No. PCT/EP2020/025484
§ 371(c)(1), (2) Date May 2, 2022,
PCT Pub. No. WO2021/083552, PCT Pub. Date May 6, 2021.
Claims priority of provisional application 62/929,144, filed on Nov. 1, 2019.
Prior Publication US 2022/0356821 A1, Nov. 10, 2022
Int. Cl. F01L 1/18 (2006.01); F01L 1/26 (2006.01); F01L 1/46 (2006.01)
CPC F01L 1/181 (2013.01) [F01L 1/267 (2013.01); F01L 1/46 (2013.01); F01L 2001/186 (2013.01); F01L 2001/467 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A rocker arm assembly, comprising:
a main rocker arm, comprising:
a main body configured to rotate around a rocker shaft;
a valve end extending from the main body;
a reaction end extending from the main body;
a latch bore between the main body and the valve end; and
a bias pin extending from the main body; and
a latch assembly configured to selectively rotate in the latch bore, the latch assembly, comprising:
a first latch end extending out of the latch bore on a first side of the main rocker arm, the first latch end comprising a switch plate configured to receive actuation force on a first side and to receive bias force from the bias pin on a second side, wherein the bias pin biases the switch plate to a predetermined position; and
a second latch end in the latch bore on a second side of the main rocker arm, the second latch end comprising a first latch seat and a second latch seat.