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| Number | Title | Issue Date |
| 6834544 | Liquid volume monitor for pressurized tanks A monitor for remote reading of liquid volumes in pressurized tanks utilizes a hollow buoyant displacement probe extending downwardly from a load cell carried adjacent a top port in the tank. The buoyant probe is optionally formed in detachable segments so that it c... | 12/28/2004 |
| 6662643 | Liquid volume monitor for pressurized tanks A monitor for remote reading of liquid volumes in pressurized tanks utilizes a hollow buoyant displacement probe extending downwardly from a load cell carried adjacent a top port in the tank. The load cell is suspended from a flange cover acting as a clos... | 12/16/2003 |
| 6431001 | Obstacle detecting system having snow detecting function An obstacle detecting system for vehicles has an ultrasonic vibrator having a vibration plate and mounted on a vehicle to transmit and receive an ultrasonic wave. An obstacle is detected in response to an output signal of the ultrasonic vibrator. When the... | 08/13/2002 |
| 6370942 | Method for verifying the integrity of a fluid transfer A liquid aspiration method which includes a method for determining the quality of the aspirated sample through mathematical analysis of the pressure profile generated before, during, and after the aspiration process and comparison of the results with pred... | 04/16/2002 |
| 5423216 | Apparatus for automatically determining bulk specific gravity of powdery product An apparatus which permits continuous automatic determination of the bulk specific gravity of a powdery sample and highly precise measurement thereof. The apparatus comprises a robot 3 transporting a container 2 filled with a powdery sample; a funnel 4 pr... | 06/13/1995 |
| 5410914 | Measuring device for density of liquid or high-temperature melt without influence of surface tension The measuring device has bobs 10, 17 suspended from a weight 12 with wires 11, 16. The hook 13 of the weight 12 is hung from a suspensor thread 15 extending downwards from a balance 14. The weight 12 may be omitted by using the upper bob 10 for dead weigh... | 05/02/1995 |
| 5349876 | Measurement apparatus and method for bulk products, including at least one weight measurement The invention relates to an apparatus for measuring products, including at least one hopper for feeding the product, at least one cell intended to receive the product and provided with a means for opening and closing for arbitrary evacuation of the produc... | 09/27/1994 |
| 4813283 | Density measuring apparatus A density measuring apparatus (densitometer) useful for rapid absolute determination of the density, the temperature dependence of density, partial volume and thermal expansivity of condensed matter, based on the hydrostatic method, employs an electronic ... | 03/21/1989 |
