Did You Know...
...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 6566614 | Draft shield for a balance and balance with a draft shield A draft shield for a balance that has a balance housing has a rear wall and a front wall panel arranged in a fixed position to the rear wall, at least two side wall panels and a top cover. The rear wall and the front wall panel are connected to a base. Th... | 05/20/2003 |
| 5207284 | Mechanical scale conversion system A load indicator conversion system is disclosed for converting a scale having a mechanical measuring system, such as a conventional portable beam scale, into a scale having an electronic measuring system for providing an electronic display, such as an LCD... | 05/04/1993 |
| 5129472 | Weighing apparatus A weighing device includes a housing disposed on an upper end of a post, a displayer disposed on the housing, a piezoelectric element disposed in the housing and having one end located above the opening of the housing, an air bag disposed on a base, a tub... | 07/14/1992 |
| 5000276 | System for constructing novelty impulse machines including a weight scale A modular construction system is provided for building impulse machines having a computer weight module that is responsive to a floor scale assembly. The weight module is supported on a pedestal which is attached to a base plate of the floor scale assembl... | 03/19/1991 |
| 4750575 | Chest high beam scale A chest high balance beam scale including balance indication means on the head of the scale which is observable from above to allow the user to determine when the beam of the scale is in balance. The head portion of the scale is fabricated of molded plast... | 06/14/1988 |
| 4666005 | Electronic balance An electronic balance devised so that the weighing pan of the balance may settle down fast to make the balance indicate a correct value of measurement quickly without being long disturbed by the air turbulence arising when the door of the weighing pan pro... | 05/19/1987 |
| 4416343 | Electromechanical weigher In an electromechanical weigher to be used in areas subject to explosion hazards, the electronic indicator ledge and the weigher apparatus or weighing system is constructed explosion proof in an intrinsically safe manner, and the power supply in the case ... | 11/22/1983 |
| 4253534 | Splash-resistant scale A weight scale is made splash resistant from being splashed by liquids. Means is also disclosed for making the weight scale vapor resistant. The scale includes a housing on a column on a base and a force-to-electrical output transducer is mounted enclosed... | 03/03/1981 |
| 4153125 | Digital electronic scale A platform type weighing scale is provided having a horizontally disposed base, a vertically disposed column mounted on an extension of said base with a hollow base portion in said column and a load beam mounted in said hollow base portion connected throu... | 05/08/1979 |
| 4008776 | Electronic weighing scale A weighing scale especially adapted for use as a pediatric or infant scale having a mechanical leverage weighing structure with a high degree of sensitivity and low friction and hysteresis coupled with a compatible electronic measuring system and a digita... | 02/22/1977 |
