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| Number | Title | Issue Date |
| 7314237 | Pipe joint assembly A pipe joint assembly including a transparent quill; an outer quill having at least a first view port, and having at least a first outwardly extending pipe coupling thread which extends longitudinally along and helically about the outer quill, the transparent quill ... | 01/01/2008 |
| 7063061 | Liquid quantity visual confirmation device and reservoir-forming member A liquid quantity visual confirmation device comprises a first reservoir-forming member, and a second reservoir-forming member forming a liquid reservoir in combination with the first reservoir-forming member. The second reservoir-forming member is at least partiall... | 06/20/2006 |
| 6913438 | Pump lubrication system including an external reservoir A circulating lubrication system for a centrifugal pump, or other rotating equipment utilizing an oil sump, is disclosed. The lubrication system includes an external reservoir located distant from the main lubrication chamber, so that lubricating fluid from the main... | 07/05/2005 |
| 6631787 | Lubrication system A lubrication system for a vibratory apparatus such as a hydraulic striking device. The system includes a lubricant pump for pumping lubricant to one or more points of lubrication on the device and a drive for the pump powered in response to vibration of ... | 10/14/2003 |
| 5853068 | Apparatus for exchange of automotive fluids An automotive fluid service machine for changing fluids such as automatic transmission fluid, power steering fluid, and engine coolant, includes a cabinet with a unitary integral fluid reservoir defined by a lower portion of the machine cabinet. This lowe... | 12/29/1998 |
| 5758746 | Pump lubrication expansion tube The invention is directed to lubrication of pumps, wherein due to relative space limitations, pumps oriented at various positions are provided sufficient oiling fluid to accommodate lubrication of cylinder surfaces preventing excess wear, such that an exp... | 06/02/1998 |
| 5535849 | Hand held transmission fluid changer A hand held transmission fluid changer includes a compact housing internally plumbed with a pair of open ended drain and supply tubes for connection at respective first ends with the first ends of a pair of hoses connected at their opposite ends with remo... | 07/16/1996 |
| 5327997 | Lubrication management system A lubrication management system controls the lubricant quantity in multiple refrigeration compressor lubricant sumps. A buoyant member is placed in the lubricant, where a float portion and a magnetically conductive portion rise or fall together. The senso... | 07/12/1994 |
| 5197569 | Constant depth reservoir The present invention is an apparatus for regulating the amonut of oil, lubricant, or other type of lubricant applied to a surface of a work piece in order to reduce friction during a machining process. It comprises a primary reservoir, a needle valve, fl... | 03/30/1993 |
| 5178232 | Cutting machine having lubricant reservoir within the housing A lubrication system for a cutting machine such as a cloth cutting machine. The lubricant reservoir is provided within a housing portion so as to protect it from damage when the machine is laid on its side. An easily removable wicking module is provided w... | 01/12/1993 |
| 5025764 | Lubricant oil amount detector of a vertical shaft type engine An improved lubricant oil amount detector in an oil pouring device of a vertical shaft type engine includes an oil passageway provided in an oil pan side portion of a crank case cover, an oil pipe molded of transparent resin and communicating with the oil... | 06/25/1991 |
| 4957187 | Gear-driven lubricant circulation system A degasser for removing contaminating gases from an aqueous fluid including a motor having a depending drive shaft, a hollow gear box casing having a lubricant inlet port formed therein adjacent the top thereof, a reduction gear arrangement comprising a s... | 09/18/1990 |
| 4872530 | Self-lubricating centrifugal drilling mud degasser A degasser for removing contaminating gases from an aqueous fluid including a motor having a depending drive shaft, a hollow gear box casing having a lubricant inlet port formed therein adjacent the top thereof, a reduction gear arrangement comprising a s... | 10/10/1989 |
| 4789363 | Visual indicating plug for outboard marine engines A transparent drain plug for the submersible transmission case of an outboard marine engine. The transparency of the plug permits the lubricating oil in the transmission to be viewed to determine by its color whether and to what extent water has seeped in... | 12/06/1988 |
| 4445592 | Lubrication system A lubrication system for a thrust and/or journal bearing for a shaft. The system comprises a viscosity pump mounted on the shaft within the thrust bearing housing, a main lubricant reservoir and a closed auxiliary reservoir. The pump inlet is connected to... | 05/01/1984 |
| 4401188 | Chain spraying apparatus A chain spraying apparatus includes a generally circular sprocket having a plurality of teeth secured thereto. A liquid supply tank is supported on the sprocket for rotation therewith. The tank and sprocket are supported adjacent a chain so that the teeth... | 08/30/1983 |
| 4342376 | Adjustable constant level oiler and tool for making adjustments A constant level oiler is disclosed which includes an adjustable nozzle assembly for establishing the operating or working level of the oil lubricant in the oil chamber and to a user assembly. A tool is further disclosed which is insertable into the oiler... | 08/03/1982 |
| 4105095 | Injection lubricating apparatus In a lubricator which employs an injection pump controlled by an air flow sensor to force a predetermined quantity of lubricant into an air line or tool upon each starting of air flow therein, an improved sight indicator for lubricant flow which comprises... | 08/08/1978 |
| 4096924 | Oiler assembly An oiler assembly is disclosed for feeding a relatively precise and consistent lubrication. The assembly includes a supply of the lubricant and a flow line placing the supply in communication with the lubrication point. A metering valve is interposed in t... | 06/27/1978 |
| 3983958 | Method and apparatus for observing, indicating and maintaining fluid level Apparatus is provided for attachment to a bearing housing through an access conduit, which provides means for allowing observation of the lubricating oil in the bearing housing, ascertaining the level of oil in the lubricating housing, and maintaining a d... | 10/05/1976 |
