Auxiliary mechanism driving device in a V-type engine

Patent · Tue Oct 07 04:00:00 EDT 1986

OSTI ID:5147348

Asanomi, K; Ishimi, H

This patent describes an engine auxiliary mechanism driving device in a V-type engine comprising: an engine crankshaft; a pair of first and second cylinder banks arranged in V-shape and having a first cylinder head and a second cylinder head, respectively, a first camshaft provided on the first cylinder head and having first valve-operating cams for the first cylinders; a second camshaft provided on the second cylinder head having second valve-operating cams for the second cylinders; the first and second camshafts being operatively connected at their one end with the associated end of the crankshaft for synchronized rotation therewith through a transmission means; the first cams on the first camshaft being displaced axially from the second cams on the second camshaft in a manner such that the former are disposed axially more apart from the transmission means than the latter; a crank case at the lower side of the cylinder banks; an oil pump in the crank case adapted to be driven by means of the first camshaft and having a rotation shaft operatively connected with the first camshaft by a driving means; and the driving means comprising a worm gear fixedly mounted on the first camshaft.

• Assignee: Mazda Motor Corp., Hiroshima
• Patent Number(s): US 4615308
• OSTI ID: 5147348
• Country of Publication: United States
• Language: English

Related Subjects

33 ADVANCED PROPULSION SYSTEMS
330100* -- Internal Combustion Engines
330602 -- Vehicle Design Factors-- Engine-Transmission Matching
AUXILIARY SYSTEMS
CYLINDERS
ENGINES
GEARS
HEAT ENGINES
INTERNAL COMBUSTION ENGINES
LUBRICANTS
LUBRICATING OILS
MACHINE PARTS
MECHANICAL TRANSMISSIONS
MOTION
OILS
ORGANIC COMPOUNDS
OTHER ORGANIC COMPOUNDS
PETROLEUM PRODUCTS
PUMPS
ROTATION
SHAFTS
SPACE DEPENDENCE
SYNCHRONIZATION