Valvetrain switchable lever arm for internal combustion...

Details Valvetrain switchable lever arm for internal combustion... Valvetrain switchable lever arm for internal combustion...

2007-07-20

2009-08-04

Chang, Ching (Department: 3748)

Internal-combustion engines

Poppet valve operating mechanism

Rocker

C123S090440, C074S559000

Reexamination Certificate

active

07568459

ABSTRACT:
Proposed is a switchable valvetrain (1) for an internal combustion engine, having a row of rocker arms (2) which extend in the longitudinal direction of a cylinder head, which rocker arms (2) run via a recess (7) on their upper side (6) on a head (8) of a bearing journal (9), which bearing journal (9) is axially moveably arranged in a bore (10) of a carrier (11)/insert part (11a) which runs above, with piston-like coupling means (12) being provided for selectively coupling the bearing journal (9) to the carrier (11).

REFERENCES:
patent: 32 39 941 (1984-05-01), None

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