Matches 1 - 24 out of 24
Match Document Document Title
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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...
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.
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...
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...
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...
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...
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...
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...
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,...
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....
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...
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,...
0936488 Title is not available  
Matches 1 - 24 out of 24