Patents by Inventor Matthaus Hoop

Matthaus Hoop 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: 6634440
    Abstract: A tool for removing a drill core is formed of a tubular tool member (1) having an axially extending receptacle region (A) and an axially extending gripping region (B), wherein the receptacle region (A) extends partially around half of the circular annular circumference. In a first end of the receptacle region (A) spaced from the gripping region (B) two mutually opposed swivel arms (4) are arranged. The swivel arms (4) project into the inside diameter of the tool member (1) and extend in the direction of the gripping region (G) and are elastic in the radial direction. These swivel arms (4) serve in axially securing a drill core received in the receptacle region (A) of the tool member (1).
    Type: Grant
    Filed: April 22, 2002
    Date of Patent: October 21, 2003
    Assignee: Hilti Aktiengesellschaft
    Inventors: Matthäus Hoop, Manfred Hartmann
  • Publication number: 20020153168
    Abstract: A tool for removing a drill core is formed of a tubular tool member (1) having an axially extending receptacle region (A) and an axially extending gripping region (B), wherein the receptacle region (A) extends partially around half of the circular annular circumference. In a first end of the receptacle region (A) spaced from the gripping region (B) two mutually opposed swivel arms (4) are arranged. The swivel arms (4) project into the inside diameter of the tool member (1) and extend in the direction of the gripping region (G) and are elastic in the radial direction. These swivel arms (4) serve in axially securing a drill core received in the receptacle region (A) of the tool member (1).
    Type: Application
    Filed: April 22, 2002
    Publication date: October 24, 2002
    Inventors: Matthaus Hoop, Manfred Hartmann
  • Patent number: 5975399
    Abstract: Apparatus for driving fastening elements (9), such as nails, bolts, screws, clips and alike, includes a magazine (3) extending laterally from a guide (1) from which the fastening elements are driven. A transport slide (4) is mounted on the magazine (3). A guide channel (31) in the magazine (3) opens into the guide (1) and is open at its opposite end located at a free end of the magazine. The transport slide (4) is movable along the magazine (3) towards its free end into a release position and in the release position can be fixed against movement toward the guide (1). In the release position, the transport slide (4) has a transport latch (41), and a retaining element (6) is positioned on the magazine (3), and both are displaced out of the clear opening in the guide channel (31).
    Type: Grant
    Filed: February 24, 1998
    Date of Patent: November 2, 1999
    Assignee: Hilti AKtiengesellschaft
    Inventors: Kurt Oehri, Matthaus Hoop, Harald Geiger