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US 8,601,998 B2Granted
Cylinder block assembly for X-engines
OwnerMatthew Byrne Diggsinventor
Life of this patent
Estimating the term…
Abstract
A cylinder block assembly for an X-engine includes a first block half having two cylinder banks and valley openings between the two cylinder banks; and a second block half fastened to the first block half, the second block half having two cylinder banks and valley openings between the two cylinder banks. The valley openings in the first and second block halves allow an X-engine crank train assembly to be assembled within the cylinder block assembly.
Claims16
A cylinder block assembly for an X-engine, comprising:
- a first block half having two cylinder banks;
- a second block half fastened to the first block half, the second block half having two cylinder banks, the two cylinder banks of each of the first and second block halves defining an angle greater than 0 degrees and less than 180 degrees;
- a first valley opening between the two cylinder banks in the first block half;
- a second valley opening between the two cylinder banks in the second block half;
- a first valley cover for covering the first valley opening;
- and
- a second valley cover for covering the second valley opening,
- wherein the first and second block halves are fastened together using a plurality of threaded fasteners to form four distinct banks of cylinders.
5 more elements
An X-engine bottom-end assembly comprising:
- an X-engine cylinder block assembly including four cylinder banks;
- a first valley opening located between a first pair of adjacent cylinder banks;
- and a second valley opening located between a second pair of adjacent cylinder banks;
- and
- an X-engine crank train disposed within the X-engine cylinder block assembly comprising a pair of Double-Acting Scotch Yoke (DASY) assemblies having first and second yokes attached to each other,
- wherein the first and second valley openings allow a yoke bolt to pass therethrough to fasten the first and second yokes of each DASY assembly, and
- wherein the yoke bolts for each DASY assembly are inserted from opposite directions.
4 more elements
Dependencies are inferred from the claim text.