Internal-combustion engines – Poppet valve operating mechanism – With means for varying timing
Reexamination Certificate
2007-07-17
2007-07-17
Denion, Thomas (Department: 3748)
Internal-combustion engines
Poppet valve operating mechanism
With means for varying timing
C123S090150, C123S090120, C123S090310, C384S107000, C384S121000, C384S123000
Reexamination Certificate
active
11124841
ABSTRACT:
A device for changing the control times of an internal combustion engine (camshaft adjuster (1)) having a pressure medium distributor (21) arranged within a camshaft (11) is provided. The pressure medium distributor (21) is provided at its front end with a radially extending shoulder (42), this shoulder (42) forming part of the camshaft axial mounting.
REFERENCES:
patent: 6035817 (2000-03-01), Uchida
patent: 6076492 (2000-06-01), Takahashi
patent: 6363896 (2002-04-01), Speier
patent: 6640757 (2003-11-01), Uchida
patent: 6871621 (2005-03-01), Palesch et al.
Auchter Jochen
Hoppe Jens
Lichtenwald Viktor
Ottersbach Rainer
Rohr Andreas
Riddle Kyle M.
Schaeffler KG
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