Patents by Inventor Merle J. Schaeffer

Merle J. Schaeffer has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 4526546
    Abstract: Claimed is an illuminated globe which is fully rotational about its axis. A translucent globe is slidably and rotatably mounted on an axial support pin and rests on a bearing surface. The axial support pin and the globe base are a unitary assembly. A lamp socket is affixed to the top of the support pin and the wiring is passed through the center of the support pin and exits through the side of the base.
    Type: Grant
    Filed: July 11, 1984
    Date of Patent: July 2, 1985
    Assignee: National Geographic Society
    Inventor: Merle J. Schaeffer
  • Patent number: 4071066
    Abstract: An underwater camera casing is formed as a pouch of molded flexible waterproof material with front, back and side walls forming an upper body space adapted to contain a camera and a lower space into which a hand may be inserted for insertion of the camera. The side wall is provided with a side opening extending from the top of one side of the upper and lower body spaces to the top of the other side of the upper and lower body spaces. An opening is provided through the front wall of the upper body space into which a removable waterproof lens unit may be inserted to be detachably connected to a camera body removably positioned within the pouch camera body space thus securing the camera body within the pouch. Waterproof sealing means is provided for the lens opening for the lens unit and a waterproof closure is provided for the side opening.
    Type: Grant
    Filed: March 15, 1977
    Date of Patent: January 31, 1978
    Assignee: National Geographic Society
    Inventor: Merle J. Schaeffer