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Class Information
Number: 123/196R
Name: Internal-combustion engines > Lubricators
Description:
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6742490 |
Oil pickup tube assembly |
Jun. 1, 2004 |
| 6742491 |
Engine lubrication system |
Jun. 1, 2004 |
| 6743063 |
Dry sump engine for a small planing boat |
Jun. 1, 2004 |
| 6739291 |
Piston cooling device for multicylinder engine |
May. 25, 2004 |
| 6739305 |
Oil pump for internal combustion engine and method of operating the same |
May. 25, 2004 |
| 6732700 |
Oil pump unit for engine |
May. 11, 2004 |
| 6732701 |
Oil circuit for twin cam internal combustion engine |
May. 11, 2004 |
| 6725823 |
Lubricating oil supply structure for internal combustion engine |
Apr. 27, 2004 |
| 6725958 |
Snowmobile |
Apr. 27, 2004 |
| 6722860 |
Oil pump mounting structure |
Apr. 20, 2004 |
| 6718936 |
Four-cycle engine for small watercraft |
Apr. 13, 2004 |
| 6719598 |
System for lubricating engine for personal watercraft |
Apr. 13, 2004 |
| 6715460 |
Lubrication system for snowmobile engine |
Apr. 6, 2004 |
| 6715461 |
System for lubricating valve-operating mechanism in engine |
Apr. 6, 2004 |
| 6715473 |
EGR equipped diesel engines and lubricating oil compositions |
Apr. 6, 2004 |
| 6708652 |
Engine valve timing apparatus |
Mar. 23, 2004 |
| 6708664 |
Auxiliary equipment in an engine |
Mar. 23, 2004 |
| 6708665 |
Fluid cooling device |
Mar. 23, 2004 |
| 6705263 |
Handheld type four-cycle engine |
Mar. 16, 2004 |
| 6705271 |
Four-stroke cycle internal combustion engine |
Mar. 16, 2004 |
| 6691668 |
Prevention of nuisance activation of locomotive low engine lube oil protection mechanism |
Feb. 17, 2004 |
| 6688928 |
Personal watercraft having engine with supercharger incorporated therein |
Feb. 10, 2004 |
| 6684846 |
Crankshaft oil circuit |
Feb. 3, 2004 |
| 6681737 |
Engine lubrication system |
Jan. 27, 2004 |
| 6675764 |
Oil feed system for IC engine with variable camshaft timing |
Jan. 13, 2004 |
| 6672273 |
Handheld type four-cycle engine |
Jan. 6, 2004 |
| 6666184 |
Multi-position, operator-carried, four-cycle engine |
Dec. 23, 2003 |
| 6659064 |
Compact four-stroke combustion engine, especially for the use in a portable working device |
Dec. 9, 2003 |
| 6655341 |
Oil sump for vertically shafted engines |
Dec. 2, 2003 |
| 6655342 |
Pre-lubrication system |
Dec. 2, 2003 |
| 6652338 |
Lubricant drain arrangement for multi-cylinder internal combustion engine |
Nov. 25, 2003 |
| 6644250 |
Engine oiling system and an oil system distribution manifold, and method of use |
Nov. 11, 2003 |
| 6644262 |
Oil pump mounting structure for engine |
Nov. 11, 2003 |
| 6644263 |
Engine with dry sump lubrication |
Nov. 11, 2003 |
| 6640767 |
Oil pan structure and oil pan separator |
Nov. 4, 2003 |
| 6640768 |
Lubrication system for direct injected engine |
Nov. 4, 2003 |
| 6640769 |
Engine lubrication structure |
Nov. 4, 2003 |
| 6640779 |
Low cost new internal combustion engine with increased mechanical efficiency, fuel saver and pollution controlled |
Nov. 4, 2003 |
| 6640851 |
Shaft assembly for stump cutter |
Nov. 4, 2003 |
| 6637399 |
Lubrication structure in OHC engine |
Oct. 28, 2003 |
| 6631701 |
Camshaft lubrication system |
Oct. 14, 2003 |
| 6629517 |
Lubrication structure in four-cycle OHC engine |
Oct. 7, 2003 |
| 6626140 |
Four stroke engine having power take off assembly |
Sep. 30, 2003 |
| 6626141 |
Engine oil circulation system and method |
Sep. 30, 2003 |
| 6619247 |
Valve operating control system for engine |
Sep. 16, 2003 |
| 6620007 |
Cooling water jacket for small watercraft engine |
Sep. 16, 2003 |
| 6612276 |
Rocker arm for valve trains of internal combustion engines |
Sep. 2, 2003 |
| 6601557 |
Engine oil pump and balance shaft module |
Aug. 5, 2003 |
| 6598578 |
Lubricating structure in internal combustion engine |
Jul. 29, 2003 |
| 6591819 |
Four stroke engine having blow-by ventilation system and lubrication system |
Jul. 15, 2003 |
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