Valve driving device for internal combustion engine

Details Valve driving device for internal combustion engine Valve driving device for internal combustion engine

1985-02-01

1986-10-14

Lazarus, Ira S.

Internal-combustion engines

Poppet valve operating mechanism

Rocker

123 9036, 123 9057, F01L 118

Patent

active

046166076

ABSTRACT:
A valve driving device for an internal combustion engine including a hydraulic lifter in each rocker arm and a rocker shaft swingably supporting the rocker arms wherein a first oil passage is provided through the internal bore of the rocker shaft for supplying oil to a reservoir of the hydraulic lifter. A second oil passage is formed through a rocker support for supplying oil in the first oil passage, and an air exhaust port is provided for exhausting air intruded into the internal bore of the rocker shaft to outside.

REFERENCES:
patent: 1784767 (1930-12-01), Summers
patent: 2749888 (1956-06-01), Roos
patent: 3008544 (1961-11-01), Kritzman
patent: 4192263 (1980-03-01), Kitagawa et al.
patent: 4497307 (1985-02-01), Paar et al.
patent: 4505236 (1985-03-01), Nakamura
patent: 4523551 (1985-06-01), Arai et al.

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