U.S. patents available from 1976 to present.
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...that after Parker Brothers executives turned down the game of Monopoly because it had "52 fundamental errors" (including taking too long to play), a copy of the game wound up in the home of the company president who stayed up until 1 a.m. to finish playing it? He was so impressed by the game that the next day he wrote to inventor Charles Darrow and offered to buy it!

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Class 177/230 - Force modifier connects spring and load-holder


Subclass of Class 177 - Weighing scales
Definition: Apparatus including means for delivering a force from the
No. of patents: 14
Last issue date: 03/25/2008


NumberTitleIssue Date
7348500Diabetes mellitus nutritional balance for monitoring the food and nutritional intake
A nutrition balance for health control, especially for diabetics, to measure a weight and a caloric value of an edible substance, comprising a main body; a scale unit generating a weight signal while receiving the weight of the edible substance; a control unit compr...
03/25/2008
7315003High resolution offset electronic weighing devices and methods
Electronic weighing devices and method are disclosed wherein balances (particularly of the direct load type) are adapted to utilize less power thus creating less system heat and thereby enhancing weighing accuracy and range of operation. A preferred embodiment of th...
01/01/2008
7009120Calibration device for a helical spring scale
A scale includes a housing, a first pressing element, a second pressing element, an adjusting unit, a spring, a carrying unit and an indicator. The housing includes a graduation provided thereon and has a lower portion. The adjusting unit is secured to the lower por...
03/07/2006
6376783Removable electronic scale cartridge, and a system and method which uses the scale cartridge to compute postal/carrier rates
An electronic scale cartridge plugs into a piece of office equipment and/or a portable electronic device to provide a weight signal to be used in computing a postal or private carrier rate. The piece of office equipment may be a personal computer or one o...
04/23/2002
5672851Gauge having vertically suspended mainspring
An improved gauge, such as a floor scale. The gauge includes a vertically suspended mainspring having a bracket for hanging and providing support to the mainspring....
09/30/1997
5369223Apparatus for weighing and processing materials
Apparatus for processing materials including a receptacle for containing and processing fluid materials such as animal feed. A frame supports the receptacle on a base surface. A weighing mechanism supports the frame and includes at least one member yielda...
11/29/1994
5156297Beverage stand with quantity indicator
A beverage quantity indicator is provided for use with beverage containers of a type which do not include a visual or other type of indication of the quantity of beverage remaining in the container. The indicator is incorporated into a beverage stand and ...
10/20/1992
4591013Multi-range weight scale
A multi-range weight scale which includes an adjustable cam that changes the weight arms-mechanism so that the scales will weigh a normal weight load or twice the normal weight load....
05/27/1986
4232798Automatic vending machine for delivering containers having edible product therein
An automatic vending machine for delivering soft ice cream or the like to ice cream cones or other containers. A pivotally mounted arm receives a cone and then moves to a product-dispensing station. The product is dispensed into the cone until a weight-re...
11/11/1980
4121678Weighing scale with correction for non-linear spring
A weighing scale is illustrated having a compensation for correcting the non-linearities of a load supporting spring. The load support is caused to deflect, and the load spring caused to be put in tension as a weight is put on the load support of the scale. Th...
10/24/1978
4014396Weighing apparatus
Apparatus for weighing goods or articles which includes a movement and indication assembly having a movement means and an indication means driven by the movement means wherein the movement means exhibits hysteresis between weighing operations involving in...
03/29/1977
3967691Mass and force measuring instrument
In a mass and force measuring instrument comprising a load support, load-compensating means with very small travel, transmission elements transmitting a force depending on the load to the load-compensating means, display means, at least one linearizing sp...
07/06/1976
3942597Balancing means for a weighing scale
The disclosure relates to a balancing means for a weighing scale which compensates for non-linearities in the weighing mechanism to thereby render the scale platform displacement load weight relation linear. The balancing means includes a rotatable wheel ...
03/09/1976
3930546Weight grading apparatus
A weight grading apparatus with self-compensating adjustment means to maintain accurate grading over a wide range of ambient temperatures. The apparatus comprises a scale beam, a fulcrum, a weight sensing surface on the scale beam on one side of the fulcr...
01/06/1976
 
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