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| Number | Title | Issue Date |
| 6443007 | Fluid for measuring volume, density and related properties of solid bodies In a method for measuring density and related properties by weighing a solid body while it is suspended in a fluid, there are significant advantages if the fluid has a) a density that is smaller than the density of water; b) a surface tension that is significa... | 09/03/2002 |
| 5579759 | Apparatus and method for aerosol medication measurement An apparatus is provided for ascertaining whether or not the contents of an aerosol medication inhaler canister are near depletion. The apparatus is comprised of a tank having transparent walls and a reference indicia on the tank visible through a transpa... | 12/03/1996 |
| 5125466 | Product-dispensing method and apparatus An aerosol spray dispenser of flowable pharmaceutical product is provided with a flotation stabilizing arrangement such that it will float in water in a stabilized erect position even when empty of product; a scale is associated with the dispenser so that... | 06/30/1992 |
| 4876891 | Product-dispensing method and apparatus An aerosol spray dispenser of flowable pharmaceutical product is provided with a flotation stabilizing arrangement such that it will float in water in a stabilized erect position even when empty of product; a scale is associated with the dispenser so that... | 10/31/1989 |
| 4830126 | Apparatus for the automatic measurement of the apparent weight of a sludge contained in a liquid and system for automatically measuring the PONSAR index of such a sludge, using the apparatus An apparatus for automatically measuring the apparent weight of a sludge contained in a liquid and a system for automatically measuring the PONSAR index of such a sludge, using the apparatus. The apparent weight of a liter of clarified liquid is obtained ... | 05/16/1989 |
| 4770041 | Apparatus for determining specific gravity and density Apparatus for weighing a specimen while suspended in water to determine its specific gravity. A scale is mounted on a table. A rectangular frame having legs surrounding the scale is supported on the table. A liquid filled container is supported directly o... | 09/13/1988 |
| 4753307 | Device for hydrostatic weighing of humans A device for hydrostatic weighing of humans in existing swimming pools having a cradle for supporting a human body under water, a scale suspending the cradle for measuring the percent body fat of a human, a beam suspending the scale over the pool and a su... | 06/28/1988 |
| 4387778 | Fluid weighing device and method for its callibration and testing A fluid measuring device comprises a plunger positioned within a tank containing fluid to be weighed by a load measuring cell and weight indicator. The weight of the plunger exceeds the maximum fluid upthrust exerted on it, and the net weight is transmitt... | 06/14/1983 |
| 4385672 | Feed level indicator An assembly that enables an observer stationed outside an opaque upstanding bin that contains fungible goods such as grain, feed, and the like, to determine the volumetric contents of such bin, by weight. The assembly includes a frame assembly that is lowered ... | 05/31/1983 |
| 4375839 | Measuring device for weighing vehicle cargo An apparatus for accurately and conveniently weighing the load carried in a vehicle provides a readout of the weight of the cargo by sensing the relative vertical movement of the load-carrying portion of the vehicle, which is proportional to the weight of... | 03/08/1983 |
| 4372405 | Weight, volume or density measuring system Apparatus for determining the weight, density or volume of a solid body and the weight and density of a liquid. The apparatus comprises a capacitive transducer means and compensating means therefor, as well as electronic circuitry comprising computing mea... | 02/08/1983 |
| 4320658 | Weighing apparatus An apparatus suitable for determining the dry and submerged weights of a large volume of water-bearing food material on a more or less continuous basis. The determinations enable the calculation of the density of the food material and, therefore, its soli... | 03/23/1982 |
| 4216886 | Immersible pneumatic weighing doser for molten metals The immersible pneumatic weighing doser for molten metals comprises a measuring vessel communicating with a compressed gas source, and a weighing controller. The weighing controller is provided with a lever cantilevering said measuring vessel, and a stres... | 08/12/1980 |
| 4084652 | Weighing apparatus The invention concerns a weighing apparatus for weighing in rapid sequence a series of small weights particularly for use in the packaging industry. The apparatus incorporates a float which is resiliently suspended for vertical movement but held against t... | 04/18/1978 |
| 3933211 | Buoyancy balance A buoyancy balance incorporating a buoyant body floating in a fluid and a load bowl or scale operatively coupled with the buoyant body. The invention contemplates the provision of means for partially compensating the change in buoyancy brought about by th... | 01/20/1976 |
