Glam girl Heddy Lamar may have used her good looks to good effect on the silver screen, but she put her smarts to better use as an inventor. During World War II, she co-patented a frequency-switching system for torpedo guidance that was considered years ahead of its time.
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| Number | Title | Issue Date |
| 7137729 | Gravimetric dosing and mixing apparatus for a plurality granular products A gravimetric dosing apparatus includes a support frame, a plurality of loading hoppers for a respective granular material to be dosed, carried by the support frame and provided with a respective discharge outlet and an opening-closing device for their respective di... | 11/21/2006 |
| 7057119 | Egg weighing apparatus A device and method for weighing eggs. The egg weighing apparatus includes a movable stem that supports an egg weighing platform. The stem is attached to a measuring device that is electronically and mechanically driven for precise measurement of an egg. The present... | 06/06/2006 |
| 6958453 | Weighing pan carrier with overload protection device A weighing pan carrier (47) for a balance with a weighing pan and with a weighing cell that includes a load-receiving portion (11) and a stationary portion (12) has an overload protection device against excessive vertically directed forces that ... | 10/25/2005 |
| 6923449 | Baffle seal with removable ring element, and balance equipped with the baffle seal A baffle seal at the opening (31) for the load-transmitting member (20) in a balance housing (30) has at least one sleeve-shaped ring element (11, 110), fastener means (23) attached to the housing (30) and serving to hold th... | 08/02/2005 |
| 6633008 | Electronic force sensing shock resistant load cell The electronic load cell is for measuring force using a force sensor within and has reduced susceptibility to shock or impact in the direction of its measurement vector. The load cell device includes a load cell structure formed of a suitable solid and in... | 10/14/2003 |
| 6069325 | Seat weight measuring apparatus A seat weight measuring apparatus measures a seat weight including a weight of a passenger sitting on an automotive seat. The seat weight measuring apparatus is formed of seat connecting mechanisms with arms for connecting the seat to seat fixing portions... | 05/30/2000 |
| 5721398 | Overload protection device for a precision balance An overload protection device for a precision balance includes a measuring cell having a short travel distance, a parallel guide unit connected to a load receiving unit, and an auxiliary parallel guide unit whose guide members are connected to the load re... | 02/24/1998 |
| 5373116 | Balance A balance with a weighing system protected against overloading includes a load receiving member and a weighing dish placed on the load receiving member. The weighing dish rests on dampening elements which are mounted at ends of two U-shaped levers which a... | 12/13/1994 |
| 5191948 | Weighing apparatus with resiliently suspended pan support arm The support arm (29) for the load-receiving pan (28) of an electronic weighing apparatus (2) is resiliently suspended from the vertically arranged load receiving member (15), thereby to isolate the load receiving member from deleterious forces applied to ... | 03/09/1993 |
| 4850443 | Weighing scale A weighing scale is disclosed with high accuracy and speed and minimal response to vibrations having a balanced mass construction and including a variable capacitance load cell coupled to the load side of the scale and having a spring rate substantially g... | 07/25/1989 |
| 4497386 | Weighing apparatus including improved force-transmitting lever means Weighing apparatus of the short-stroke type is disclosed including a resilient parallel guidance arrangement (3) connecting a load-receiving member (2) for vertical movement relative to a console member (1), characterized by the provision of a pivotally m... | 02/05/1985 |
| 4449597 | Flexure weighing system A flexure weighing system comprising a split-beam assembly consisting of two beams centrally connected by a flexure linkage system. The split-beam assembly is also connected to a frame and to mounting studs which connect the outer, load-bearing ends of th... | 05/22/1984 |
| 4317495 | Device for protecting a flexural force receiver against overloading In a weighing machine a flexure bar is attached as a cantilever to a beam. The force to be measured is applied to the cantilever end of the flexure bar by a weighing lever. In order to protect the flexure bar against overloading the beam is mounted to be ... | 03/02/1982 |
| 4195736 | Egg grading system An improved high speed egg grading system wherein a pair of opposed lifting bars disposed on rotating rings transfer eggs over a plurality of weighing stations, and a conveyor belt is provided for removing graded eggs spaced two abreast. An improved drive... | 04/01/1980 |
| 4091885 | Weight sensing apparatus An improved weight sensing apparatus wherein the output signal of a transducer and, therefore, the reading on a weight meter is rendered accurate regardless of the location of the load. The invention includes providing a set of stabilizing flexures formin... | 05/30/1978 |
| 4071103 | Auxiliary dynamic compensation devices for gravimetric dispensers An auxiliary dynamic compensation device for a gravimetric dispenser, comprises a piston suspended by a pliant and non-extensible connection which is adapted for attachment to the beam or equivalent weighing member of the weighing device of the dispenser ... | 01/31/1978 |