Patents by Inventor Charles N. Apple, Sr.

Charles N. Apple, Sr. 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).

  • Knockdown chair
    Patent number: 4209198
    Abstract: The device contained herein comprises a knock-down chain which has a flexible sling for a back cushion support. The ease of assembly of the chair provides an advantage to the user in that it can be stored in disassembled fashion and as needed can be reassembled rapidly by unskilled persons without the use of tools.
    Type: Grant
    Filed: September 15, 1978
    Date of Patent: June 24, 1980
    Assignee: Metafab Industries, Inc.
    Inventor: Charles N. Apple, Sr.
  • Tube joining system
    Patent number: 3938900
    Abstract: A system for joining two or more members, at least one of which is tubular, wherein at least the longitudinal axis of the tubular member is out of alignment with the longitudinal axis of another member. The tubular member is provided with an opening for receiving a portion of another member and a fastener assembly is located within the tubular member for rigidly securing together the members.
    Type: Grant
    Filed: February 11, 1974
    Date of Patent: February 17, 1976
    Assignee: Metafab Industries, Inc.
    Inventor: Charles N. Apple, Sr.