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| Number | Title | Issue Date |
| 8113317 | Electric motor driven lubrication pump control system and method that accomodates turbomachine windmill operation A system and method are provided to selectively control lubricant supply flow to one or more rotating machines in an aircraft when the rotating machines are windmilling. A controller determines if the rotating machines are windmilling. When the rotating machines are... | 02/14/2012 |
| 7334557 | Engine lubrication system for supplemental oil filtering and controller based activation of a prelubrication pump An engine lubrication system comprising a pump for supplying oil to an engine, a filter for purifying the oil and at least one sensor for discerning parameters of the engine lubrication system and generating signals indicative thereof. The engine lubrication system ... | 02/26/2008 |
| 7204224 | Engine block structure An internal combustion engine includes a crankcase and an upper oil pan. The crankcase includes a plurality of main bearing caps extending between a pair of side walls, with openings in the main bearing caps and in the side walls. The upper oil pan is configured to ... | 04/17/2007 |
| 7150286 | Methods and systems for performing, monitoring and analyzing multiple machine fluid processes In one embodiment, a method is provided for performing a fluid process within a machine having a fluid system including at least two reservoirs of different types of fluids. The method includes the steps of identifying a first reservoir for use in performing a fluid... | 12/19/2006 |
| 7144229 | Sealed type electrically driven compressor A hermetic electric compressor is capable of efficiently pumping up a necessary amount of lubricating oil even at low-speed rotation and has a simple constitution to provide an excellent workablity in assembling. The hermetic electric compressor includes an oil pump... | 12/05/2006 |
| 7137267 | Apparatus for variable displacement type compressor An apparatus for controlling a variable displacement compressor has an information detector and a controller. The information detector detects information about the thermal load on the refrigeration circuit. The controller determines a target value that reflects the... | 11/21/2006 |
| 7118614 | Air dryer An air dryer comprises a base member, a main cartridge and an intermediate cartridge. The air dryer is capable of drying and possibly filtering and/or cleaning air passing there through. The intermediate cartridge, capable of drying and possibly filtering and/or cle... | 10/10/2006 |
| 7094037 | Oil-cooled compressor An oil-cooled screw compressor which can maintain the discharge temperature of discharge gas at an appropriate level is provided. The oil-cooled screw compressor comprises a compressor body, an oil separation/recovery unit disposed in a discharge path extending from... | 08/22/2006 |
| 7069735 | Apparatus for variable displacement type compressor An apparatus for controlling a variable displacement compressor has an information detector and a controller. The information detector detects information about the thermal load on the refrigeration circuit. The controller determines a target value that reflects the... | 07/04/2006 |
| 7059837 | Variable speed oil-injected screw compressors The invention relates to the use of variable speed control of the cooling fan on a variable speed oil-injected screw compressor. A screw compressor (11) comprises at least one stage of compression, each with a pair of rotors, variable speed compressor drive m... | 06/13/2006 |
| 7059450 | Automatic lubrication system An automatic lubrication system for a vehicle, comprising a pump assembly having a plurality of outlet ports, a motor operable to drive the pump assembly, and a cartridge that is attachable to the pump assembly to provide a source of lubricant to the pump. The cartr... | 06/13/2006 |
| 7047931 | Control device for at least one consumer, such as a camshaft adjuster, automatic transmission and the like, of motor vehicles A control device for at least one consumer of a motor vehicle, having an engine and at least one pump for supplying a medium via at least one pressure line to the at least one consumer, is configured to supply the medium to the at least one consumer before the engin... | 05/23/2006 |
| 7044717 | Lubrication of a hermetic carbon dioxide compressor A hermetic compressor which uses carbon dioxide as the working fluid. The compressor includes a motor and a compression mechanism operatively coupled by a drive shaft supported by a bearing. The drive shaft includes a radially extending bore in fluid communication w... | 05/16/2006 |
| 7021425 | Closed type electric compressor A sealed electric compressor for use in, for example, an electric refrigerator, generates a little noise and can feed any moving part of its compressing element with refrigerator lubricant. An oil pickup tube is joined by insertion to the lowermost end of a crank sh... | 04/04/2006 |
| 7007654 | Pre-and post-ignition auxiliary oil circulation system for an internal combustion engine In a system for pre-lubrication of an internal combustion engine of a vehicle having an oil reservoir and at least one oil passageway or galley in communication with an exterior of the engine, there is provided a fluid circuit, external to the engine, including a fi... | 03/07/2006 |
| 6973782 | Pressurized hydraulic fluid system with remote charge pump A pressurized hydraulic fluid system includes a charge pump, a hydraulic motor drivingly coupled to the charge pump, and a main hydraulic unit adapted to function as a pump to drive the hydraulic motor. The charge pump is in fluid communication with the main hydraul... | 12/13/2005 |
| 6945755 | Fluid controlled pumping system and method A fluid level controlled pumping system includes a pumping unit disposed within a fluid cavity. The pumping unit includes an inlet operable to receive a fluid to be pumped from the fluid cavity. The system also includes a valve slidably coupled to the pumping unit. ... | 09/20/2005 |
| 6941969 | Vehicle fluid change apparatus A fluid transfer system includes elongated conduits connected at one end with couplings to a plurality of fluid reservoirs of a machine or engine and at the other end with a control valve for selective quick evacuation. Evacuation is powered by a pump operably conne... | 09/13/2005 |
| 6905317 | Oil pump apparatus An oil pump apparatus includes a body, a first rotor and a second rotor disposed in the body so as to be able to rotate and a regulator valve mechanism for regulating the pressure of oil discharged to portions of an engine, wherein the regulator valve mechanism is d... | 06/14/2005 |
| 6488479 | Variable pressure oil pump A variable pressure oil pump assembly for use with a vehicle having a controller includes a pump body having an inlet, an outlet, a valve chamber, a first passage disposed between the inlet and the valve chamber, and a second passage disposed between the ... | 12/03/2002 |
| 6481530 | Engine pre-lubrication system To be used with an internal combustion engine having a crank case wherein engine oil is contained, and an engine internal oil pressure system structured to distribute lubricating oil to moving and wearing parts of the engine from the crank case, an engine... | 11/19/2002 |
| 6390240 | Method and device for lubricating a machine especially an internal combustion engine A device for lubricating a machine comprises at least one pump or arranged in the oil circuit as well as a first oil tank for keeping a reserve of a first oil and a second oil tank for keeping a reserve of a second oil and temporarily storing an oil mixtu... | 05/21/2002 |
| 6354822 | Oil retention in compressor slider block Oil retention recesses are formed in an outer periphery of the slider block of a scroll compressor. The recesses insure that a quantity of oil is captured and maintained during operation and after shutdown of the scroll compressor. If the scroll compresso... | 03/12/2002 |
| 6253877 | Internal combustion engine pre-lubrication system An internal combustion engine pre-lubrication system that operates before a typical internal combustion engine is started, in which engine oil inside the pre-lubrication system is rapidly delivered in advance of actual starting through the main oil duct t... | 07/03/2001 |
| 6237719 | Lubricating oil discharge system A lubricating oil discharge port is provided that is improved so well that a quick supply of lubricating oil is not disturbed and that film lubrication is not lost when the engine is started. The lubricating oil discharge port 18a for allowing lubricating... | 05/29/2001 |
| 6216732 | Portable fluid transfer conduit A portable fluid transfer conduit is disclosed having an elongated flexible conduit having an inlet and outlet port. A coupling is postured at the inlet port for receiving fluid from a fluid source such as prelubrication pump. A flow control member is loc... | 04/17/2001 |
| 6148789 | Engine-pressurized prestart oiler An engine-pressurized prestart oiler for an engine having pressure lubrication is provided, which rapidly lubricates critical engine bearing surfaces prior to the starting sequence. An accumulator for storing oil and pressurized air contains an air-oil se... | 11/21/2000 |
| 6098587 | Oil supply method for an internal combustion engine A method of controlling the oil flow rate for an internal combustion engine including: a) defining a break-in period of the engine; b) determining whether the engine is running within the break-in period; and c) varying the oil flow rate for the engine if... | 08/08/2000 |
| 6076497 | Pressurized containers using phase change system The present invention relates to a method of providing nearly constant pressure during operation of a device incorporating a pressurized container and more particularly pre-ignition lubrication mechanisms for internal combustion engines, pressurized pre-c... | 06/20/2000 |
| 5901811 | Apparatus and method for lubricant delivery to an engine A lubricant reserve system (10) includes a reservoir tank (18) coupled to an accumulator T fitting (22). Additionally, coupled to the accumulator T fitting (22) is an accumulator pressure monitoring system (24) and an electronically-actuated valve (28). T... | 05/11/1999 |
| 5884727 | Hermetic compressor with start-up lubrication A hermetic compressor is provided. The compressor comprises: a hermetic casing; a driving motor having a stator, a rotor and a rotating shaft rotating with the rotor and having a journal formed thereon; a compressing portion driven by the driving motor fo... | 03/23/1999 |
| 5823294 | Lubrication mechanism in compressor A compressor compresses gas containing misted oil. The compressor has a drive plate located in a crank chamber and mounted on a drive shaft and a piston operably coupled to the drive plate and located in a cylinder bore. The drive plate converts rotation ... | 10/20/1998 |
| 5807076 | Lubrication method and lubrication controlling apparatus for clutchless compressor An electromagnetic valve (32) opens and closes a pressurizing passage (31). When the pressurizing passage (31) is opened, a swash plate (15) mounted on a rotary shaft (9) inclines toward the minimum inclination. As the swash plate (15) inclines toward the... | 09/15/1998 |
| 5782315 | Oil filter pump and automatic method for prelubricating an engine An oil filter pump system for automatically prelubricating an internal combustion engine, uses a well known conventional oil filter design further including inlet and outlet check valves and a flexible membrane operatively connected to a prime mover. The ... | 07/21/1998 |
| 5694896 | Engine pre-oiler A simple pre-oiler has a hollow pressure vessel and a control valve tapped into the engine oil system. The control valve has only one moving part, a plug which is balanced by the engine oil pressure and the vessel pressure. When the engine oil pressure ex... | 12/09/1997 |
| 5662188 | Device for effective lubrication of vehicle power transmission system upon starting of vehicle A lubricating device for a motor vehicle including (a) a power transmission system having rotating members which are all at rest upon stopping of the vehicle, (b) a casing accommodating the power transmission system and storing a lubricating oil, and (c) ... | 09/02/1997 |
| 5655495 | Pre-start engine oiler A pre-start engine oiler for internal combustion engines provides a pressurized charge of oil to the lubricating system when the ignition key is turned to the on position and prior to engaging the starter. A reservoir connected with a valve body is suppli... | 08/12/1997 |
| 5626470 | Method for providing lubricant to thrust bearing An apparatus for providing lubricant to thrust bearings and rotors of a rotary screw compressor. The apparatus includes a temperature sensor for sensing the temperature of the lubricant supplied to the rotors; a pressure sensor for measuring the pressure ... | 05/06/1997 |
| 5511522 | Internal combustion engine pre-ignition oil pump An apparatus to pre-lubricate an engine to avoid undue wear and to augment an engine's main lubrication pump with an auxiliary oil pump attached between the oil filter and the engine which directs lubrication from the engine's sump through the existing fi... | 04/30/1996 |
| 5495833 | Lubricating oil feeding apparatus and oil feeding structure for starter driven gear bearing in internal combustion engine A lubricating oil feeding apparatus of an internal combustion engine can adjust an amount of oil fed to each bearing and provides for a reduced number of parts for a shaft portion structure of a starter driven gear. In the engine, a balancer shaft is sync... | 03/05/1996 |
