Patents by Inventor Patrick Oelkers

Patrick Oelkers 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).

  • Foot machine for a bass drum of a drum kit
    Patent number: 8487171
    Abstract: The foot machine according to the invention for a bass drum of a drum kit basically comprises a shaft mounted rotatably in a frame, a beater supported on the shaft, and a pedal connected to the beater, operation of the pedal bringing about an excursion of the beater. Also provided are permanent magnet restoring means which bring the displaced beater back into a resting position and which are formed by at least one inner and at least one outer permanent magnet arrangement arranged concentrically around the shaft.
    Type: Grant
    Filed: February 1, 2011
    Date of Patent: July 16, 2013
    Assignee: Nass Magnet GmbH
    Inventors: Thomas Groerzinger, Roy Diers, Patrick Oelkers
  • FOOT MACHINE FOR A BASS DRUM OF A DRUM KIT
    Publication number: 20110197738
    Abstract: The foot machine according to the invention for a bass drum of a drum kit basically comprises a shaft mounted rotatably in a frame, a beater supported on the shaft, and a pedal connected to the beater, operation of the pedal bringing about an excursion of the beater. Also provided are permanent magnet restoring means which bring the displaced beater back into a resting position and which are formed by at least one inner and at least one outer permanent magnet arrangement arranged concentrically around the shaft.
    Type: Application
    Filed: February 1, 2011
    Publication date: August 18, 2011
    Inventors: Thomas Groerzinger, Roy Diers, Patrick Oelkers