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Class 368/79 - Optical


Subclass of Class 368 - Horology: time measuring systems or devices
Definition: Subject matter wherein the time display consists of means
No. of patents: 47
Last issue date: 06/17/2008


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NumberTitleIssue Date
7388813Time display device
A time display device which utilizes light beams to display time is disclosed. The time display device at least comprises a timetable panel, an illuminant module, a counter unit, and a control unit. When the counter unit sends a counting result to the control unit, ...
06/17/2008
7379393Timer device for use in an audio/visual presentation
The present invention provides a time tracking device comprising a display incorporated into a housing of a projector, a control pad, and a power source. The time tracking device can provide a presenter with the ability to track the elapsed time of a presentation. T...
05/27/2008
7366059Display device for a wristwatch
The invention relates to a display device for a wristwatch comprising a luminescent surface for illuminating the background of a display element consisting of one or more alphanumeric characters. The display device comprises a window in an opaque watch face in which...
04/29/2008
7357096Meter panel for use in automotive instrument
A meter panel such as a speedometer used in an instrument panel of an automotive vehicle includes a transparent pointer disc, a dial plate having scales and numerals thereon, and a light source for illuminating the pointer disc. The pointer disc is disposed in front...
04/15/2008
7333398Device for the indication of elapsed time
A device for indicating elapsed time by way of the state of indicators is disclosed, such indicators being arranged in at least four groups such that the first two groups taken together indicate elapsed hours and the second two groups taken together indicate elapsed...
02/19/2008
7268682Room monitoring and lighting system
A system for improving the safety of a room occupied by a patient includes a sensor for monitoring when the patient is out of bed. The sensor sends a signal that gives an alert to a care giver that the patient is out of bed. Lights in the room are slowly illuminated...
09/11/2007
7164345Apparatus and method for realizing alarm function in a charging device for a mobile terminal
Disclosed is an apparatus for realizing an alarm function using a mobile terminal and a charging device for charging the mobile terminal. The mobile terminal includes a controller for generating an alarm control signal a predetermined time period ahead of a predeter...
01/16/2007
7154818Radio controlled clock movement control system
Disclosed is a radio controlled clock movement control system, including two stepper motors, two gearings, and a photo electronic control unit. The two stepper motors are operated independently each one driving a gearing, where the first gearing contains a second wh...
12/26/2006
7149152Projection clock
A projection clock includes a base unit that includes a power supply, a clock circuit powered by the power supply, and a wireless transmitter for wirelessly transmitting time information provided by the clock circuit. Also, a projection unit, separate from the base ...
12/12/2006
7079452Time display system, method and device
A time display device (“TDD”)—equally adaptable to watches, clocks, computers, phones, and vehicles—indicates the current hour of the day by displaying a color that refers an observer to the disclosed color-to-hour matrix, thereby eliminating the traditional...
07/18/2006
7075860Mechanical hour and minute display device
This hour and minute display device comprises four disks, two for displaying, respectively, the tens and units of hours, two for displaying, respectively, the tens and units of minutes, each disk being fixedly connected to a toothed wheel linked to a jumper, said to...
07/11/2006
7054233Wall clock with dial illumination
A wall clock of the analog type with hands for indicating the time includes a battery, a housing, a dial with time indicia disposed in the housing and an illumination module disposed adjacently to the dial. The illumination module has one or more recesses defined in...
05/30/2006
6987711Analog indicator device for timekeeping clock and use thereof
The invention concerns a timekeeping clock wherein on the axis of a mobile counter completing a cycle in 11 seconds is mounted a transparent disc (42) bearing (11) radial markers (44). The dial positioned beneath the disc (41) provides a ...
01/17/2006
6963271System and method for an alarm with aroma selection
A system for waking a person includes an input that receives an alarm time information and an aroma selection from a person, an alarm that generates an audible signal when activated, an aroma station that generates an olfactory signal when activated, an activator th...
11/08/2005
6920089System and method for delivery of audio content correlated to the calendar date and/or time of day
An apparatus and method are provided for automatically playing a recorded message, from a uniquely formatted encrypted CD, correlated to a specific date and a time of day as an option on a CD clock radio or the like. Disclosed are means for distinguishing the unique...
07/19/2005
6871407Equatorial sundial with simple time and date interpretation
This invention represents an improvement to an equatorial sundial comprising an independent simultaneous single scale indication of both time and date as represented from a primary and secondary gnomon. This allows one unfamiliar with the physics of an equatorial su...
03/29/2005
6798720Projection alarm clock
The invention relates to a novel design for a projection alarm clock for displaying various values by means of projection, using a projector with one optical unit and one optoelectrical unit for producing the images of the data to be projected. ...
09/28/2004
6754139Animated timepiece
A timepiece includes a plurality of coaxially mounted disks which are driven with different periods, at least some of the disks having a time indicator area which is visible through one or more transmissive areas on one or more disks which lie over it. In a preferre...
06/22/2004
6731571Position detecting and correcting device for timepiece
A timepiece includes a reference wheel and a target wheel each having one or more reflective members for reflecting a light generated from a light emitting device. The position of the reference wheel may be positively determined when receiving a starting code which ...
05/04/2004
6680877Solar night splitter and event timer
A solar counter to provide an accurate way of measuring the middle of the night or another selected fraction of the day or night. The solar counter activates an electronic event when it has finished counting down. For example, a lamp can be turned off hal...
01/20/2004
6473367Positioning mechanism for a radio clock
A radio clock, which is a mechanical clock with an hour hand, a minute band a second hand driven by motors, comprises an antenna, a receiving circuit, and a processor to receive timing information as the reference time for time setting. An hour pinion, mi...
10/29/2002
6473366Method for timing a clock
A method for timing a radio clock includes the steps of initiating the photoelectric element to sense the references on the hour hand, the minute hand and the second hand, determining whether a reference that stands for the second hand is detected, stoppi...
10/29/2002
6378771System and method for managing business meetings
A system and method for monitoring and/or managing a business meeting, the system including a processor, memory circuitry, timer circuitry, a display and an electronic sensor. The electronic sensor scans an identification device of each attendee arriving ...
04/30/2002
6236622Lamp and alarm clock with gradually increasing light or sounds
A lighting fixture having a lamp and alarm clock with a wake-up cycle and sleep cycle with gradually increasing and decreasing light and sounds. The lighting fixture includes at least one lamp for emitting light in the wake-up cycle and in the sleep cycle...
05/22/2001
6220512System and method for managing business meetings
A system and method for monitoring and/or managing a business meeting, the system including a processor, memory circuitry, timer circuitry, a display and an electronic sensor. The electronic sensor scans an identification device of each attendee arriving ...
04/24/2001
6219306Device for projecting a dynamic spectral display
A device for projecting spectral display onto a viewing surface, having numerous light projecting segments attached to rotating hollow shafts, mounted and rotating upon each other on coaxial based shaft. The projecting segments include a light emitting so...
04/17/2001
6160767Clock
A clock includes a base, a clock movement held by the base and having rotatable translucent hour and minute indicators, a cover coaxially connected to the base, and a light source supported between the cover and the indicators for shining light through th...
12/12/2000
5596553Digital sundial
A sundial gnomon including a first surface having a plurality of parallel first surface apertures transmissive to light and through which a plurality of sunbeams pass, and a second surface having a plurality of second surface segment apertures for regulat...
01/21/1997
5365495Clock device including hour, decade and unit minute stations
A clock device utilizing a hollow housing having stackable--columnar--first, second and third stations, each having a blinking light emitting diode (LED) controllably connected to a battery through a firm-wired or hardwired circuit with: the upper hour LE...
11/15/1994
5247492Projection clock
A projection clock and in particular to one including a housing, the housing being provided at one end with a light bulb and a converging lens in alignment with the light bulb, and at the other end with a clock having a reflective dial with laterally inve...
09/21/1993
5247491Device for projecting a rainbow-like spectral display in the form of a symbol design, time indicating display and the like
A device for projecting a rainbow-like spectral display including a housing provided with a projecting arrangement for projecting the rainbow-like spectral display onto a viewable surface. The projecting arrangement includes segments, each segment includi...
09/21/1993
5243568Bioclock
An electronic circuit, which, when inserted into a clock/radio, utilizes the time-setting mechanism and the audio system of the clock/radio, and which, in conjunction with a light sensor, causes both light and sound to start at low intensity and increase ...
09/07/1993
5237545Electronic simulated sundial timepiece
An electronic timepiece having a face forming a simulated sundial, a gnomon, a first and second plurality of electronic display circuit elements extending radially from the first and second ends of the base of the gnomon and a control circuit to activate ...
08/17/1993
5212672Timing control apparatus
A timing control apparatus for selectively actuating at least one remote device, such as a variable intensity lamp, an audio device or an aroma generator at a selected future time, by generating a plurality of clock pulses of a known time duration at the ...
05/18/1993
4970815Light display
A light computer is provided for illuminated and animated displays. Light planes are illuminated and images carried thereon are lit when light is applied to any edge. A moving light and opaque coatings on the edges of the light plane are used to vary the ...
11/20/1990
4834475Holographic analogue indicating means
In an analogue indicating device (e.g. a clock) in which the relative positions of two relatively movable components (FIGS. 1-3; 26/28 and 12) is judged by the position of a reference marker (30/32) on one of the components (26/28) in relation to an adjac...
05/30/1989
4461581Light beam clock
A light beam clock including a clock drive motor including a first member rotatable at the speed of one revolution per hour and a second member rotatable at the speed of one-twelfth revolution per hour; light source means; a circumferential portion; a bea...
07/24/1984
4415276Electronic timepiece
An electronic timepiece has a timepiece standard generator, a frequency divider having a resettable terminal, a circuit for controlling an optically displaying device connected to the frequency divider, a circuit for controlling a hand displaying device c...
11/15/1983
4374623Light beam clock
A light beam clock including a clock drive motor including a first member rotatable at the speed of one revolution per hour and a second member rotatable at the speed of one-twelfth revolution per hour; light source means; a circumferential portion; a bea...
02/22/1983
4253170Time indicating light fixture
A light fixture which indicates the time of day includes a clock mechanism having a movable hand and an electrically operated illumination device arranged relative to the clock mechanism for casting a shadow of the hand on a surface. A light sensing devic...
02/24/1981
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