Patents by Inventor Eugen Bruntner

Eugen Bruntner 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).

  • Device for removing by suction drill dust when drilling holes into walls
    Patent number: 8052357
    Abstract: A device for removing drill dust when drilling a hole into a wall has a base member and at least one vacuum chamber provided in the base member. At least one suction site is provided. A connector is connected to the base member and adapted to connect a vacuum unit that removes by suction at the suction site the drill dust produced by drilling. The at least one suction site and the at least one vacuum chamber are spatially separated from one another.
    Type: Grant
    Filed: November 12, 2008
    Date of Patent: November 8, 2011
    Assignee: Electrostar Schöttle GmbH & Co. KG
    Inventor: Eugen Bruntner
  • Vacuuming device
    Patent number: 8015660
    Abstract: A vacuuming device has a housing having an air intake and at least one air outlet opening. A suction motor is arranged in the housing. At least two filters are arranged in the housing and each has a flow passage to the suction motor, wherein dirty air sucked into the housing by the suction motor passes through the at least two filters and exits through the at least one air outlet opening. The at least two filters each are provided with a cleaning device and a valve device adapted to close off the flow passage to the suction motor, respectively, as needed.
    Type: Grant
    Filed: October 25, 2008
    Date of Patent: September 13, 2011
    Assignee: Electrostar Schöttle GmbH & Co. KG
    Inventor: Eugen Bruntner
  • Device for Removing by Suction Drill Dust when Drilling Holes into Walls
    Publication number: 20090317200
    Abstract: A device for removing drill dust when drilling a hole into a wall has a base member and at least one vacuum chamber provided in the base member. At least one suction site is provided. A connector is connected to the base member and adapted to connect a vacuum unit that removes by suction at the suction site the drill dust produced by drilling. The at least one suction site and the at least one vacuum chamber are spatially separated from one another.
    Type: Application
    Filed: November 12, 2008
    Publication date: December 24, 2009
    Applicant: ELECTROSTAR SCHOTTLE GMBH & CO. KG
    Inventor: Eugen Bruntner
  • Vacuuming Device
    Publication number: 20090106933
    Abstract: A vacuuming device has a housing having an air intake and at least one air outlet opening. A suction motor is arranged in the housing. At least two filters are arranged in the housing and each has a flow passage to the suction motor, wherein dirty air sucked into the housing by the suction motor passes through the at least two filters and exits through the at least one air outlet opening. The at least two filters each are provided with a cleaning device and a valve device adapted to close off the flow passage to the suction motor, respectively, as needed.
    Type: Application
    Filed: October 25, 2008
    Publication date: April 30, 2009
    Applicant: ELECTROSTAR SCHOTTLE GMBH & CO. KG
    Inventor: Eugen Bruntner