Patents by Inventor Joachim Eiser

Joachim Eiser 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).

  • Wheelchair with wheel track adjustability
    Patent number: 7635135
    Abstract: A wheelchair having wheel track adjustability. The wheelchair including a frame, a seat situated within the frame, two drive wheels mounted to the frame at wheel axles and at least one steerable wheel. Each axle connected to a fitting removably coupled to the frame, with the fitting mounted to at least one support plate whose thickness varies around the circumference to position the fitting and axle at an angle. The support plate rotatable to change the angle of the fitting and axle and thereby correct wheel track error. The support plate mountable to a bracket pivotally mounted to the frame, such that pivoting movement of the bracket results in rotation of the support plates.
    Type: Grant
    Filed: April 25, 2007
    Date of Patent: December 22, 2009
    Assignee: Otto Bock HealthCare GmbH
    Inventors: Ralf Huber, Stefan Schillo, Joachim Eiser, Alexander Müller
  • WHEELCHAIR WITH WHEEL TRACK ADJUSTABILITY
    Publication number: 20070246907
    Abstract: A wheelchair having wheel track adjustability. The wheelchair including a frame, a seat situated within the frame, two drive wheels mounted to the frame at wheel axles and at least one steerable wheel. Each axle connected to a fitting removably coupled to the frame, with the fitting mounted to at least one support plate whose thickness varies around the circumference to position the fitting and axle at an angle. The support plate rotatable to change the angle of the fitting and axle and thereby correct wheel track error. The support plate mountable to a bracket pivotally mounted to the frame, such that pivoting movement of the bracket results in rotation of the support plates.
    Type: Application
    Filed: April 25, 2007
    Publication date: October 25, 2007
    Applicant: Otto Bock HealthCare IP GmbH & Co. KG
    Inventors: Ralf Huber, Stefan Schillo, Joachim Eiser, Alexander Muller