Patents by Inventor Arnoldus Stokmans

Arnoldus Stokmans 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 plate for the filter bag of a vacuum cleaner
    Publication number: 20020020155
    Abstract: A holding plate for the filter bag of a vacuum cleaner has a plug-in opening for attaching a pipe socket of the vacuum cleaner. A seal for sealing the holding plate against the pipe socket of the vacuum cleaner projects into the plug-in opening. In order to lock the holding plate on the pipe socket of the vacuum cleaner, at least one projection pressing the seal against the pipe socket of the vacuum cleaner and projecting into the plug-in opening is provided on the holding plate. In this way, the holding plate is retained on the pipe socket of the vacuum cleaner in a clamped seat.
    Type: Application
    Filed: March 20, 2001
    Publication date: February 21, 2002
    Inventor: Arnoldus Stokmans