Valve rotation arrangement

Details Valve rotation arrangement Valve rotation arrangement

1996-10-08

1998-03-17

Solis, Erick R.

Internal-combustion engines

Poppet valve operating mechanism

Lubrication

12318811, 251227, F01L 132

Patent

active

057275076

ABSTRACT:
An improved valve rotation arrangement for providing valve rotation for a pressure medium valve in an internal combustion engine, especially a large diesel engine or gas engine, whereby the valve is opened under positive guidance for instance under the influence of a rocker arm and is closed by means of a spring, comprises a bearing arrangement for turnably journalling the upper part of a valve stem to the valve spring and a rotation mechanism supported to the cylinder head of the engine and arranged to provide valve rotation. The bearing arrangement comprises a slide bearing between a rotation element, arranged to the upper part of the valve stem, and a bearing housing element supported to the valve spring.

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patent: 4007716 (1977-02-01), Jones
patent: 5343835 (1994-09-01), Rhodes
patent: 5570663 (1996-11-01), Shida

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