Timepiece Or Component Thereof Patents (Class 434/394)
  • Patent number: 6966779
    Abstract: An educational audio visual clock having an image window adjacent each numeral on the clock face to show the images of twelve Presidents of the United States at any given time. Images are on an image plate behind the clock face and display the images of the first twelve presidents from midnight until noon wherein the image plate is rotated to reveal the images of the second twelve Presidents of the United States for the next twelve hours, at which point the image wheel returns to its original position. At the top of each hour an LED illuminates the corresponding presidential image and an audio device plays an audio clip related to that president.
    Type: Grant
    Filed: April 18, 2003
    Date of Patent: November 22, 2005
    Inventor: Davidson Bachelor
  • Publication number: 20040076943
    Abstract: An educational game to reinforce the rules of etiquette is described. A marker is passed between players when a player catches another player in a violation of the announced rules of etiquette. The player having the marker at the end of the game is subject to a sanction. Alternatively, the player having the marker at the end of the game is entitled to a reward.
    Type: Application
    Filed: April 10, 2003
    Publication date: April 22, 2004
    Inventor: Ann Villegas
  • Patent number: 6354841
    Abstract: An educational toy clock which has a base with a plurality of spaced apart recesses about the outer periphery thereof reflecting the number positions of a clock face. The base further includes a central recess. A rotatable mounting unit is provided for receipt in the central recess of the base. A pair of clock hands are adapted to be removably mounted in the mounting unit for rotation therewith. A plurality of disc members which cooperate with the bottoms of the recesses are provided, the disc members each having a color and number from 1 to 12. A plurality of dowel members are provided for receipt in the recesses, the dowel members having first and second ends.
    Type: Grant
    Filed: August 1, 2000
    Date of Patent: March 12, 2002
    Inventor: W. Lorne Bradt
  • Patent number: 5674075
    Abstract: A digital clock display and a math display are disposed on a surface of a math teaching unit. A processing unit is configured to display time including an hour and a minute on the digital clock display based on control signals from a clock circuit and a clock setting apparatus. The processing unit is configured to display math equations on the math display such that a first operand equals the hour and a second operand equals the minute.
    Type: Grant
    Filed: October 7, 1996
    Date of Patent: October 7, 1997
    Inventor: Betty E. Sherman
  • Patent number: 5590944
    Abstract: An electronic timing device has a transparent liquid crystal display for use on an overhead projector, for projecting a large image of the LCD numerals on a screen or wall of a classroom, for timing of tests or other activities. The timer has a plastic casing, various function keys, a solar cell and/or battery, other internal electronics and a transparent liquid crystal display. Foldable legs of the timer, when open, maintain the timer a set distance above the light stage of the projector so as to prevent the LCD from overheating. One of the foldable legs, in the closed position, serves as protection and as a reflective backing for the LCD, so that the timer can function as a desk top LCD clock in the closed position. The timing device can function as a clock or timer in various modes.
    Type: Grant
    Filed: March 30, 1993
    Date of Patent: January 7, 1997
    Inventor: William T. Stokes