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7379394 |
System and method for modifying button functionality
An electronic device comprising a first pusher located in a first position on the electronic device, wherein actuation of the first pusher causes initiation of a first operational sequence; a...
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6975561 |
Chronograph mechanism
Chronograph mechanism including first ( 20, 22 ) and second ( 21, 23 ) measured time counters and control means ( 24 ) arranged so as to start to stop one or other of the counters and a switching...
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6299345 |
Remote pager for chess competition
Providing a chess player with a pager so that the chess player can leave the chess board and still be notified when it is time for the chess player to make his move. A conventional chess timer has...
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5796680 |
Chess clock
A chess clock is disclosed in which clock pulses derived from a single source are switched alternately and mutually exclusively between two clocks, designated white's clock and black's clock. The...
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5420830 |
Chess clock
A clock, especially suitable for playing the game of chess, includes the standard two clock face system with an activation button for each player. A delay feature is included so that there is a...
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4884255 |
Digital chess clock
A game timing apparatus and method for simultaneously timing events for two players is disclosed. The method involves presetting a pair of clocks for respective initial time periods, starting one...
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4681463 |
Differential timer
A timing device is provided for the differential timing of game play, such as chess, employing an easily readable display means and an accurate timing means. According to the preferred embodiment...
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4472067 |
Chess clock
A game timing device for simultaneously timing events for two players comprising clock means for counting the time of two different events a pair of start switches, each for initiating the...
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4464060 |
Electronic chess clock
An electronic chess clock includes a generally rectangular casing atop which an elongate switching lever is mounted for pivotal movement about the center of the lever. A pair of electrochemical...
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4431313 |
Game timer
A game timer for selectively timing the action time of two or more game players includes a timing unit for each player with the timing unit consisting of a reservoir containing a measured quantity...
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4382291 |
Surveillance system in which a reflected signal pattern is compared to a reference pattern
Radiation energy is emitted intermittently to an area under surveillance and a pattern of reflections is formed. Thereafter, the pattern of reflections is statistically compared with a reference...
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4340808 |
Time logging apparatus
Time logging apparatus comprising a microprocessor programmed to distribute clock signals within memory locations corresponding to a plurality of primary accounts, each having an associated account...
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4238846 |
Timing device
The timing device is one in which two float-type timers, a frame, and an angular base are adapted to measure and control playing time in games such as Scrabble, chess, checkers, and the like.
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4195220 |
Portable elapsed time recorder
A portable, self-contained, cummulative elapsed time recorder unit for personal use which records and stores data representing time spent by an individual working on each of a number of different...
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4188779 |
Electronic timepiece capable of simulating and displaying a game of chance
Electronic timepiece with a device for indicating the time, which is electronically controlled and is used to display elements which simulate a game of chance. Additional circuits are provided for...
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4079583 |
Electrical chess clock
The invention relates to an electrical chess clock comprising a pair of time measuring circuits each having a digital time display device. The time measuring circuits are driven by a common pulse...
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4062180 |
Electronic chess clock
A chess clock is provided which is electronic in operation and digital in display having three modes of operation. In the first mode, the tournament mode, the display has two digital clock displays...
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4021046 |
Accumulative comparative timing device
A timing device including an internal motor which rotates a pointer on an elapsed time dial which indicates the time periods required for the performance of respective events and for indicating the...
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3984109 |
Lighted chess game
A chess game in which the chess pieces of both colors are translucent and carry a lamp; battery, miniature radio receiver and switch responsive to the receiver which couples the lamp for...
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3961473 |
Electronic chess timer
The timer comprises an oscillator and a pair of memories for selectively receiving and storing signals from the oscillator. Each memory is connected to a display which indicates in digital form,...
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3878675 |
Spaced chess clocks
An assembly of spaced chess clocks, each present on support means flanking a chess board area, said clocks being operated by multiposition switches present on each of the flanking support means....
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3875741 |
Positive time device
A manual spring wound clock device adapted for use with an electrically operated clock and operable upon a power failure to initiate the operation of the manual mechanical clock such that an...
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3698180 |
AUTOMATIC CHESS TIME INDICATOR
An automatic time indicator for use during a chess match. A control circuit is provided to alternately control the running of respective players' time clocks without any direct manual intervention,...
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0936488 |
Title is not available
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