Internal-combustion engines – Poppet valve operating mechanism – Tappet
Patent
1985-10-07
1987-01-06
Lazarus, Ira S.
Internal-combustion engines
Poppet valve operating mechanism
Tappet
F01L 124
Patent
active
046338276
ABSTRACT:
A hydraulic lash adjuster for valve gear of an internal combustion engine, having a plunger member reservoir chamber with a fluid passageway into the chamber that is substantially lower than the actual vertical height of the chamber and with a reservoir extender means for extending the oil reservoir chamber to a height well above the height of the fluid passageway and a means to precisely meter the flow of oil from the plunger member chamber through a bleed orifice passing through the upper end of the adjuster plunger member with the metering means retained and supported by a reservoir extender means.
REFERENCES:
patent: 2840063 (1958-06-01), Purchas
patent: 3502057 (1970-03-01), Thompson
patent: 3967602 (1976-07-01), Brown
patent: 4437439 (1984-03-01), Speil
patent: 4465038 (1984-08-01), Speil
Eaton Corporation
Grace C. H.
Lazarus Ira S.
Toddy C. J.
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