Engine block and bearing assembly

Details Engine block and bearing assembly Engine block and bearing assembly

1991-05-28

1992-04-28

Cross, E. Rollins

Internal-combustion engines

Frame construction

Horizontal cylinder

384429, F02F 700

Patent

active

051078090

ABSTRACT:
An improved engine block and crankshaft bearing assembly with an arrangement of the engine block and the bearing assembly that simplifies casting of the engine block, with the block having cylinders and a crankcase with opposed spaced support structures in the crankcase for mounting thin profile, forged steel upper bearing caps between adjacent cylinders with the upper bearing caps spanning the spaced support structures and coupling to conventional bearing caps for at least the main bearings of the crankshaft between the end bearings.

REFERENCES:
patent: 4465041 (1984-08-01), Hayashi
patent: 4520771 (1985-06-01), Hayashi
patent: 4836159 (1989-06-01), Lobig
patent: 4848292 (1989-07-01), Holtzberg
patent: 4922870 (1990-05-01), Pietsch et al.

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