Patents by Inventor Oswald Zaayman

Oswald Zaayman 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).

  • Quick coupling device
    Patent number: 8469623
    Abstract: In one aspect of a coupling device for securing a primary mover to a work tool may include first and second coupling bodies interconnectable to form a first connecting interface and a second connecting interface spaced apart from the first connecting interface. The coupling device may also include a rotary wedge member attached to the first coupling body and rotatable to progressively force together the first and second coupling bodies.
    Type: Grant
    Filed: February 2, 2010
    Date of Patent: June 25, 2013
    Assignee: Caterpillar Work Tools B.V.
    Inventors: Dirk Jacobus Luyendijk, Oswald Zaayman
  • QUICK COUPLING DEVICE
    Publication number: 20100254755
    Abstract: In one aspect of the present invention, a coupling device for securing a primary mover to a work tool may include first and second coupling bodies interconnectable to form a first connecting interface and a second connecting interface spaced apart from the first connecting interface. The coupling device may also include a rotary wedge member attached to the first coupling body and rotatable to progressively force together the first and second coupling bodies.
    Type: Application
    Filed: February 2, 2010
    Publication date: October 7, 2010
    Applicant: CATERPILLAR INC.
    Inventors: Dirk Jacobus Luyendijk, Oswald Zaayman