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Patent No. 5421089

Fork With Timer

A fork with timer for providing a cue to a user after an elapsed period of time for indicating that another bite of food using the fork may be taken.

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Class 331/7 - Plural controls


Subclass of Class 331 - Oscillators
Definition: Subject matter wherein the oscillator is provided with two
No. of patents: 5
Last issue date: 12/06/2005


NumberTitleIssue Date
6973399Method and circuit for correcting periodic signals of an incremental position measuring system
A circuit arrangement for the correction of periodic signals from an incremental position measuring system that includes a first assembly comprising a multiplexer having an input to which a periodic signal is supplied and an output out of which an output signal is t...
12/06/2005
5289138Apparatus for synchronously selecting different oscillators as system clock source
An apparatus is provided for synchronously selecting different oscillators as the system clock source. The apparatus is comprised of two oscillator selectors. Each of the oscillator selectors has as its inputs the output of each of the oscillators and a t...
02/22/1994
5083097Adaptive control system for pulsed megawatt klystrons
The invention provides an arrangement for reducing waveform errors such as errors in phase or amplitude in output pulses produced by pulsed power output devices such as klystrons by generating an error voltage representing the extent of error still presen...
01/21/1992
4700146Automatic tuning of cavity klystron using sampled RF output
A processor-controlled drive motor system for tuning a cavity klystron monitors the output (amplitude-vs-frequency) of the klystron and compares that monitored performance output with an intended amplitude-vs-frequency profile. Differences between the two...
10/13/1987
4686481Phase detector apparatus including charge pump means
An improved phase detector apparatus which includes a charge pump. The charge pump includes a first integrating node and a second integrating node. The first and second integrating nodes generate node voltages which ramp downward and upward during a given...
08/11/1987
 
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