Patents by Inventor John W. Rapps

John W. Rapps 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).

  • Holding device for attachment to electrical installations
    Patent number: 4335863
    Abstract: Holding device for attachment to electrical installations, including a base portion, a device for attaching the base portion to the electrical installation, and a flange portion integral with and extending outwardly from the base portion for holding articles between the flange and a wall in which the electrical installation is installed.
    Type: Grant
    Filed: March 28, 1980
    Date of Patent: June 22, 1982
    Inventor: John W. Rapps
  • Spring hanger assembly
    Patent number: 4025011
    Abstract: A spring hanger assembly for suspending pipelines includes spring carrying means attachable to a supporting structure, a first sprung member carried by the spring carrying means, a second sprung member carried by the first sprung member, and locking means for releasably securing the second sprung member and the spring carrying means against movement relative to one another and thereby securing the first sprung member against movement relative to the spring carrying means and the second sprung member.
    Type: Grant
    Filed: September 12, 1975
    Date of Patent: May 24, 1977
    Inventor: John W. Rapps