Internal-combustion engines – Poppet valve operating mechanism – Lubrication
Reexamination Certificate
2005-04-26
2005-04-26
Denion, Thomas (Department: 3748)
Internal-combustion engines
Poppet valve operating mechanism
Lubrication
C123S090380, C123S090610, C123S193500, C123S1950AC, C123S19800E, C074S018000, C074S018200, C029S464000, C029S466000, C428S066400, C277S591000, C277S598000, C277S609000, C277S616000, C277S627000
Reexamination Certificate
active
06883483
ABSTRACT:
In an engine having a rocker member adapted to rock about an axis intermediate the rocker member and a pushrod extending from a lower body to an upper body and engaging an end of the rocker member, a gasket for sealing the lower body to the upper body is provided. The gasket includes a sealing portion adapted to substantially seal at least a portion of the upper body to the lower body, and a pushrod support portion extending outwardly from the sealing portion adapted to engage the pushrod. At least a portion of the pushrod support portion engaging the pushrod is constructed from a material that is softer than the material of the pushrod.
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Knudsen Julian R.
Welch Christopher B.
Denion Thomas
Dresser, Inc.
Fish & Richardson P.C.
Riddle Kyle M.
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