Patents by Inventor Ralf Schick

Ralf Schick 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).

  • Publication number: 20140224282
    Abstract: A method for washing a vehicle is provided, wherein the body of the vehicle is sprayed with pressurized washing liquid via an outlet nozzle of a washing tool and the rims of the vehicle are sprayed with a rim cleaning agent. The washing tool is selectively supplied with at least one of pressurized washing liquid by a high-pressure pump and alkaline rim cleaning agent by a cleaning agent supplying device. A vehicle washing apparatus for performing the method is also provided.
    Type: Application
    Filed: April 30, 2014
    Publication date: August 14, 2014
    Applicant: Alfred Kärcher GmbH & Co. KG
    Inventor: Ralf Schick
  • Patent number: 7922565
    Abstract: The invention relates to a device for comminuting dry ice granules, comprising a housing having a flow channel for dry ice granules which can be applied, by means of compressed gas, to a surface to be cleaned, and also comprising a first comminution member for comminuting the dry ice granules which are to be dispensed. In order to provide a device of this kind with which different degrees of comminution of dry ice granules can be achieved in a simple manner, it is proposed according to the invention that the device has at least one second comminution member which can be disposed in the housing in a position in which a total degree of comminution, which is greater than the individual degree of comminution which can be achieved solely by the first comminution member, can be achieved in combination with the first comminution member. A dry ice dispensing arrangement for dispensing a mixture of compressed gas and dry ice granules is also proposed, having a device of the above kind.
    Type: Grant
    Filed: September 15, 2009
    Date of Patent: April 12, 2011
    Assignee: Alfred Kaercher GmbH & Co. KG
    Inventors: Bernd Knisel, Ralf Schick
  • Publication number: 20100075579
    Abstract: The invention relates to a device for comminuting dry ice granules, comprising a housing having a flow channel for dry ice granules which can be applied, by means of compressed gas, to a surface to be cleaned, and also comprising a first comminution member for comminuting the dry ice granules which are to be dispensed. In order to provide a device of this kind with which different degrees of comminution of dry ice granules can be achieved in a simple manner, it is proposed according to the invention that the device has at least one second comminution member which can be disposed in the housing in a position in which a total degree of comminution, which is greater than the individual degree of comminution which can be achieved solely by the first comminution member, can be achieved in combination with the first comminution member. A dry ice dispensing arrangement for dispensing a mixture of compressed gas and dry ice granules is also proposed, having a device of the above kind.
    Type: Application
    Filed: September 15, 2009
    Publication date: March 25, 2010
    Applicant: Alfred Kaercher GmbH & Co. KG
    Inventors: Bernd Knisel, Ralf Schick