Patents by Inventor Ronald R. van Thiel

Ronald R. van Thiel 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).

  • Anti-backlash forms feed mechanism
    Patent number: 4533074
    Abstract: An improved forms feed mechanism for bidirectionally moving an edge perforated record material, while maintaining the same relative position between the drive shaft and the driven member in both directions of drive shaft rotation, so that printing may be effected in both directions. This may be accomplished by biasing the driving and driven surfaces toward one another.
    Type: Grant
    Filed: December 23, 1983
    Date of Patent: August 6, 1985
    Assignee: Xerox Corporation
    Inventor: Ronald R. van Thiel