Water cooled plastic oil pan

Details Water cooled plastic oil pan Water cooled plastic oil pan

1989-04-10

1990-02-06

Dority, Carroll B.

Lubrication

Systems

With lubricant treatment means

1841043, 123195C, 123196AB, F01M 500

Patent

active

048982610

ABSTRACT:
A plastic oil pan (16) for an internal combustion engine (14) has an upper lip (18) for mating with the engine in sealing relation, sidewalls (21-24) depending downwardly below the lip, a bottom (26) extending between the sidewalls below the lip to provide a closed-bottom receptacle for holding engine oil, and a plurality of reinforcing walls (28, 30, 36, 38, 40) integrally formed along the sidewalls and increasing the mechanical strength of same to enable the plastic oil pan to support the engine when the latter rests on the oil pan during installation or repair procedures. A conduit (54) extends through the oil pan and passes engine coolant therethrough to cool the engine oil. Particular oil pan and conduit structure is disclosed.

REFERENCES:
patent: 1365438 (1921-01-01), Adamson
patent: 1761942 (1930-06-01), Strickland
patent: 2487215 (1949-11-01), Blatt
patent: 3134371 (1964-05-01), Crooks
patent: 3817354 (1974-06-01), Weiners
patent: 4101003 (1978-07-01), Timour et al.
patent: 4434756 (1984-03-01), Nilsson et al.
patent: 4610229 (1986-09-01), Wissmann et al.
patent: 4768492 (1988-09-01), Wichmer et al.
Mercury Marine Service Training Notebook 90-90593 5-1286, Brunswick Corp., pp. 127-132, 1986.

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