Horizontally-opposed multiple-cylinder engine with a gas baffle

Details Horizontally-opposed multiple-cylinder engine with a gas baffle Horizontally-opposed multiple-cylinder engine with a gas baffle

1990-10-18

1991-10-01

Dolinar, Andrew M.

Internal-combustion engines

Lubricators

Crankcase, pressure control

123 56AA, F02B 7500

Patent

active

050523546

ABSTRACT:
A horizontally-opposed multiple-cylinder engine provided with a cylinder block having two banks respectively including cylinders in which pistons are moved to bottom dead centers in order. A gas baffle is disposed between the lower portion of a crank chamber defined between the two banks in the cylinder block and lubrication oil in an oil pan disposed below the crank chamber. The gas baffle is made of steel plate by drawing treatment and is provided with an opening formed at an end portion thereof opposed to one cylinder which operates to force gas in the crank chamber to an upper space thereof.

REFERENCES:
patent: 1094431 (1914-04-01), Frederickson
patent: 2506250 (1950-05-01), Taub
patent: 2969781 (1961-01-01), Kolbe
patent: 4708107 (1987-11-01), Stinebaugh

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