Patents by Inventor Robert Derrick Tomlin

Robert Derrick Tomlin 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: 3978543
    Abstract: The invention relates to a windscreen wiper comprising a squeegee element and a pressure-distributing harness, moulded of a resilient plastics material, comprising one or more pairs of resiliently flexible arms extending in opposite longitudinal directions from a central portion constituting or having attached thereto a wiper arm connector, and including claws at the free ends of the arms and adjacent the central portion which connect with the squeegee element, directly or indirectly, at pressure-distributing spaced locations therealong, said arms being biassed to cause the wiping edge of the squeegee element, when unrestrained, to be curved along its length, and flexing to allow the squeegee element to conform to the curvature of the windscreen over which it wipes.
    Type: Grant
    Filed: April 16, 1974
    Date of Patent: September 7, 1976
    Assignee: Magnatex Limited
    Inventor: Robert Derrick Tomlin