Patents by Inventor Nico Welsch

Nico Welsch 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).

  • Patent number: 9180388
    Abstract: A filter device for fluids, in particular for low viscosity fluids such as water, includes a filter housing (1) in which element holders (31) are provided for a plurality of filter elements (21). Filter medium (35) of each filter element in the filter housing (1) separates an unfiltered side (5) from a clean side (7). The filter housing (1) can be opened for inserting and removing the filter elements (21). A carrier in the form of a basket (19) is provided for the filter elements (21). The basket can be inserted into and removed from the filter housing (1). The filter elements (21) can be releasably secured at the basket.
    Type: Grant
    Filed: November 29, 2012
    Date of Patent: November 10, 2015
    Assignee: HYDAC PROCESS TECHNOLOGY GMBH
    Inventors: Knut Herges, Ralf Wnuk, Norbert Lang, Nico Welsch
  • Publication number: 20140124430
    Abstract: A filter device for fluids, in particular for low viscosity fluids such as water, comprising a filter housing (1) in which element holders (31) are provided for a plurality of filter elements (21), whose filter medium (35) in the filter housing (1) separates an unfiltered side (5) from a clean side (7), wherein the filter housing (1) can be opened for the purpose of inserting and removing the filter elements (21), is characterized in that a carrier in the form of a basket (19) is provided for the filter elements (21), said basket can be inserted into and removed from the filter housing (1), and the filter elements (21) can be releasably secured at said basket.
    Type: Application
    Filed: November 29, 2012
    Publication date: May 8, 2014
    Applicant: Hydac Process Technology GmbH
    Inventors: Knut Herges, Ralf Wnuk, Norbert Lang, Nico Welsch