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| Number | Title | Issue Date |
| 5814773 | Golf club survey instrument with variable fulcrum A golf club survey instrument includes a weight scale and a variably positionable fulcrum, enabling the instrument to be used determine the total weight of a golf club or the weight of each of its separate components, the swing weight of the club, and the... | 09/29/1998 |
| 5362928 | Scale with rolling-fulcrum and cylindrical-weights For mailing use, a balance scale devoid of springs, electrical components, gradations, indicia and moveable pointers. Said scale is designed for use in determining postage due for UNITED STATES POSTAL SERVICE: 1. FIRST CLASS MAIL wherein postage fee is based o... | 11/08/1994 |
| 4840241 | Letter scale with coin counter-balance A coin scale for measuring weight of a mailing material comprises a scale section and a base section situated under the scale section. The scale section includes an elongated arm, a coin receiving member formed at one end of the arm, a mail receiving memb... | 06/20/1989 |
| 4830195 | High speed mechanical weighing system A high speed mechanical weighing system includes a series of article holders carried by chains and forming a flexible conveyor in which the holders are individually pivoted for movement between carrying and discharging positions. The mechanical weighing d... | 05/16/1989 |
| 4800970 | Flexible beam mechanical weighing scale A small mechanical weighing scale capable of weighing relatively light, flat articles such as envelopes. The scale contains a slidable pullout flexible beam that is adapted to hold a thin flat article. The tape will break away in accordance with the weigh... | 01/31/1989 |
| 4792002 | Proportionate rocker balance A proportionate balance is provided with which an arbitrary amount of one component can be proportioned with a precise weight of another component. A rocker member supports the balance and eliminates the need for knife edges or other typically fragile piv... | 12/20/1988 |
| 4715245 | Device for metering a powdered, granular or liquid product, and apparatus including a device of the kind The device for metering a powdered, granular or liquid product, comprises a metering chamber (1) which has a variable volume. The metering chamber (1) comprises a wall (2) which is movable within said chamber. The latter is connected to a lever (4) pivotally m... | 12/29/1987 |
| 4715458 | Beam balance with unequal arms and didder device The sensitivity of a balance beam having unequal arms used to detect and measure phenomenon which exert low energy mechanical forces includes a U-shaped beam area having a horizontal slot therein and a pivot post having a vertical slot which registers wit... | 12/29/1987 |
| 4315554 | Scale A scale includes an arm system movable about and fixedly secured to a fulcrum. An output detector is coupled adjacent to one end of the arm system. A load structure is utilized to position an item thereon which is to be weighed by the scale. A strain sens... | 02/16/1982 |
| 4009604 | Pressure converter for calibrating gauges Pressure converter for use between a hydraulic load sensing element and a gauge or other device to indicate a property of the load directly in desired units. The pressure converter comprises a first force-pressure transducer connected hydraulically to the... | 03/01/1977 |
