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| Number | Title | Issue Date |
| 6666225 | System and method for optimizing the efficiency of an oil supply A system and method serve for optimizing the efficiency of an oil supply having at least two different oil pressure levels. The system has at least two feed devices and at least one control slide with at least two narrowed sections. Each of the narrowed s... | 12/23/2003 |
| 6599430 | Apparatus for cleaning and pressure testing hydraulic control systems Method and multipurpose apparatus for internally cleaning a hydraulic control system are disclosed. The method is carried out by establishing a turbulent flow of cleaning fluid through the hydraulic control system and maintaining the turbulent flow until ... | 07/29/2003 |
| 5306242 | Recirculation through plural pump cassettes for a solution compounding apparatus An apparatus and method are disclosed for compounding of parenteral admixture solutions, and recirculation with the admixture solution being formed. The apparatus includes a multiple pump cassette configured for operative association with a pump driver, w... | 04/26/1994 |
| 4907620 | Proportioner pumping system A pumping system is described for pumping a first fluid (e.g., water) and selectively adding a second fluid (e.g., fire retardant chemical, fertilizer, pesticide, etc.) to the first fluid. The system includes a pump connected to a discharge manifold havin... | 03/13/1990 |
| 4860785 | Emergency fuel transfer accessory An emergency fuel transfer accessory adapted for mounting in a vehicle's fuel system is disclosed. In a normal or first mode the accessory directs fuel through the confidential fuel system of the vehicles. The accessory includes a valve adapted for utiliz... | 08/29/1989 |
| 4747429 | Emergency fuel transfer accessory An emergency fuel transfer accessory adapted for mounting in a vehicle's fuel system is disclosed. In a normal or first mode the accessory directs fuel through the confidential fuel system of the vehicles. The accessory includes a valve adapted for utiliz... | 05/31/1988 |
| 4196748 | Multiple strength fluid distribution apparatus Apparatus for the distribution of liquids of varying concentrations including a liquid source, first conduit means, at least one other conduit means and means for supplying diluent to the other conduit means. The first conduit means has an end leading fro... | 04/08/1980 |
| 3934609 | Control unit for central heating systems A control unit for central heating systems has a single integrally produced body with openings for connecting the unit to main and group distributing and return pipes. The unit has also mounted on its body a circulation pump, a throttle valve, a shunt val... | 01/27/1976 |
