Patents by Inventor Henricus J. Van Ryswyk

Henricus J. Van Ryswyk 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: 5295604
    Abstract: A toggle latch for releasably fastening and tensioning a closure band said latch comprising, a first member for connection to an end of said band, a second member for connection with the other end of said band, a lever hingedly connected adjacent a proximal end with said second member and a link member hingedly interconnecting said first member and said lever and being joined to said lever at a point spaced apart from said proximal end, said lever being movable between a first open position in which the extent of said lever diverges from said band and a second closed position in which said lever and link member nestably overlay said first and second members to draw said first member toward said second member.
    Type: Grant
    Filed: January 4, 1993
    Date of Patent: March 22, 1994
    Inventor: Henricus J. Van Ryswyk
  • Patent number: 4485544
    Abstract: The manufacture of two hingedly connected components of a toggle latch by simultaneously press-forming two strips of metal feeding into a multi-phased die wherein the last operation comprises the folding of lugs on a component about an end portion of the other component so that oppositely projecting bosses on that end portion becomes homed in openings in the respective lugs.
    Type: Grant
    Filed: February 18, 1982
    Date of Patent: December 4, 1984
    Inventor: Henricus J. Van Ryswyk