Deactivating Valvetrain Assembly

K Purkar, S Srikumar, V Deokar - US Patent App. 18/263,234, 2024 - Google Patents
A valvetrain assembly comprising a first body and a second body, wherein the second body
comprises a first wall and a second wall. The valvetrain assembly further comprises a first …

Variable valve actuation device for engine

T Ji, JIN Dongri, H Yu, W Shi, J Song - US Patent App. 18/631,482, 2024 - Google Patents
A variable valve actuation device for an engine includes a rocker arm mechanism, a
camshaft, an actuation mechanism and a blocking mechanism. The rocker arm roller can …

Slotted guide

P Altherr, T Ihne, R Kirschner, M Mohler… - US Patent …, 2022 - Google Patents
The present disclosure concerns a slotted guide of a valve train of an internal combustion
engine. The slotted guide includes two guide tracks, which cross one another in a crossing …