Thomas Edison obtained a patent for an electrographic vote recorder.
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| Number | Title | Issue Date |
| 7381910 | Sensor frame for generating a weight signal of a curved object A bed scale system includes at least one sensor frame having structure for generating a weight signal of a curved object such as a supporting wheel on a hospital bed or the like. The sensor frame includes a pair of spaced sidewalls defining a receiving area for the ... | 06/03/2008 |
| 7339123 | Electronic scale for measuring weight of person in wheelchair A wheelchair scale is provided wherein triangular or trapezoidal box-shaped members are used for forming a support base having a truss structure. The box-shaped members are formed in advance by welding, and are then welded together. Since the welding processes can b... | 03/04/2008 |
| 7053785 | Security prescreening device An apparatus for prescreening an individual about to be subjected to a security screening including a magnetometer. The prescreening device comprises a base housing having a top panel, and a plurality of downwardly extending sidewalls. The base housing is adapted to... | 05/30/2006 |
| 6997093 | Cross web shear apparatus In order to selectively reinforce portions of a material web, a cutting and laminating device efficiently produces the required reinforcing strips and then laminates them to the web. In order to efficiently and accurately produce these reinforcing strips, a cross we... | 02/14/2006 |
| 6894232 | Bagger scale The invention is a device and means that reduces the amount of overloading and under-loading of plastic grocery bags. A bag rack has a scale attached to its base with the scale connected to an indicator. The plastic bag rests on the scale which weighs the contents o... | 05/17/2005 |
| 6521847 | Tipping balance scale for weighing moving objects A scale is disclosed for weighing moving loads. The scale includes a weighing platform having entrance and exit ends. The platform is connected to a tipping member mounted to pivot about a fulcrum. A weighing device is operatively connected to the fulcrum... | 02/18/2003 |
| 6469262 | Dynamic weighing module provided with a device for holding and guiding mailpieces A dynamic weighing module including a weighing platform, a vertical, longitudinal registration wall, drive belts for transporting the mailpieces from a position upstream of this platform towards a downstream position, and a support fast with the dynamic w... | 10/22/2002 |
| 6380496 | Apparatus for weighing wheeled or wheel-supported loads An apparatus (10) for weighing wheeled or wheel- or caster-supported loads, including non-ambulatory patients confined to wheeled beds, which combines lift, support, and weight-measuring functions. The apparatus (10) is lightweight, portable, and employs ... | 04/30/2002 |
| 5760344 | Weighing device for bailers A weighing device for weighing bails of hay, straw and withering plants produced by a bailer having a pressing and transporting passage has a loading slide, a unit for connecting the loading slide with a bailer so that the loading slide is turnable in a p... | 06/02/1998 |
| 5742010 | Hay baler scale A hay baler scale is provided for automatically weighing hay bales as they emerge from a hay baler. It includes a weighing platform attached to opening of a chute of the hay baler, and a controller with a display. When a hay bale emerges from the baler, i... | 04/21/1998 |
| 5723825 | Transport apparatus for a weighing module An apparatus and method for feeding a mailpiece into and out of a weighing module. The apparatus comprises a device for feeding the mailpiece; and a device for positioning the feeding device in a first position for receiving the mailpiece from a first dir... | 03/03/1998 |
| 5677517 | Gravimetric weighing hopper In a gravimetric weighing hopper, an infeed chute on the fixed hopper frame and a removable annular wall supported by a load cell are formed with respective annular edges which are angled relative to their aligned axes or are correspondingly notched or ot... | 10/14/1997 |
| 5545856 | Distribution system for a combination weigher or the like A product distribution system includes a cone shaped member for receiving a mass of solid flowable product thereon and a pair of concentric downwardly extending cylindrical walls. A top portion of the first of the downwardly extending cylindrical walls is... | 08/13/1996 |
| 5086856 | Method and apparatus for weighing a wheel supported load A weighing method for a wheel supported load, such as a hospital bed, uses a weighing device having a base with a flat bottom surface, and a track surface for a wheel arranged parallel to the bottom surface. The track surface is supported on an arrangemen... | 02/11/1992 |
| 4696358 | Weighing a number of objects in succession To weigh objects in quick succession, the objects are projected with a known horizontal velocity onto a ramp which has a surface which curves down through 90°. The ramp can move horizontally in response to the impulse corresponding to the change in horiz... | 09/29/1987 |
| 4696360 | Weighing apparatus and method for use in weighing live fish An improved weighing apparatus and method of weighing a live fish is disclosed. Here, the weighing apparatus and method has a container member having swingably coupled cover member thereabove and a guide member coupled therebelow a base member of the cont... | 09/29/1987 |
| 4564077 | Powered conveying and weighing machine An improved motorized conveying and weighing or checkweighing machine is disclosed for use such as in between article feeding and take-away conveyors. The machine comprises essentially a machine support member; a compression type strain gage transducer mo... | 01/14/1986 |