US3433482A

Chess game apparatus with changeable board

Abstract

This record has no abstract on file.

US3433482A, drawing sheet 1
Sheet 1 of 8

Term

Term ended

Expired 18 March 1986, 40.5 years ago.

  1. Priority and filed
  2. Granted
  3. Expired
  4. Today

6 claims: 6 independent, 0 dependent

  1. 1
    I claim:1. A chess game apparatus comprising a circular disklike base board, said board having a central square elevated portion defining a platform means, a shallow boxlike first overlay member having an open side and being of a size to receive said platform means in fitting relation removably superimposed on said platform means, said overlay member having a checkered playing field thereon facing upwardly of said board, and a second overlay member on said board, said second overlay member including a sheet of transparent plastic material in the form of a cross with radiating arms extending 90° apart, and four blocks secured to the lower side of said sheet at respective free ends of said arms and terminating adjacent the sides of said platform means to leave a clear central area of said sheet overlying said first member to expose said playing field, each of said blocks having a checkered player’s zone thereon spaced from said clear area and visible through the sheet, said platform means anchoring said first and second overlay members against lateral displacement on said board.
  2. 2
    A chess game apparatus as defined in claim 1 wherein the blocks are flat and generally rectangular, and wherein said board has four generally triangular ridge structures integral with the board and circumferentally spaced around the board and each disposed between two adjacent blocks to define four enclosures for receiving captured playing pieces.
  3. 3
    A chess game apparatus as defined in claim 2 wherein each pair of adjacent ridge structures have parallel walls defining a rectangular recess with a transverse edge of said platform means for receiving one of said blocks.
  4. 4
    A chess game apparatus as defined in claim 3 wherein the sheet has a smooth upper exposed surface to facilitate movement of playing pieces thereover.
  5. 5
    A chess game apparatus as defined in claim 4 and four sets of playing pieces for playing the game, each of said sets having a different color, the pieces in each set having forms derived from American historical sources.
  6. 6
    A chess game apparatus as defined in claim 5 wherein the forms derived from American historical sources include Liberty Bell, Supreme Court building, Minuteman on a horse, Capitol, Eagle, and Statute of Liberty. References Cited STATES PATENTS Standidge________ Billman_________ Deatherage______ DELBERT B. LOWE, Primary Examiner. UNITED 6/1902 10/1925 8/1961 701,414 1,555,937 2,995,374 273—131 273—131 273—134 U.S. Cl. X.R. 273—137, 136