Patents by Inventor Kai Grundmann

Kai Grundmann 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).

  • Locking unit of a three-plate injection-molding machine
    Patent number: 6939124
    Abstract: The closing unit of a three-plate injection-molding machine comprises a die plate (1), a movable mold-clamping plate (2) and an end plate (3). Therein the die plate (1) and the end plate (3) are connected to one another via tie bars (4) on which the movable mold-clamping plate (2) is displaceably guided, and a toggle-lever arrangement (5), on which a drive unit (6) acts is provided between the end plate (3) and the movable mold-clamping plate (2). An encasing element (13) of variable length extends between the end plate (3) and the movable mold-clamping plate (2).
    Type: Grant
    Filed: February 17, 2004
    Date of Patent: September 6, 2005
    Assignee: Ferromatik Milacron Maschinenbau GmbH
    Inventors: Michael Koch, Kai Grundmann
  • Locking unit of a three-plate injection-molding machine
    Publication number: 20040191360
    Abstract: The closing unit of a three-plate injection-molding machine comprises a die plate (1), a movable mold-clamping plate (2) and an end plate (3). Therein the die plate (1) and the end plate (3) are connected to one another via tie bars (4) on which the movable mold-clamping plate (2) is displaceably guided, and a toggle-lever arrangement (5), on which a drive unit (6) acts is provided between the end plate (3) and the movable mold-clamping plate (2). An encasing element (13) of variable length extends between the end plate (3) and the movable mold-clamping plate (2).
    Type: Application
    Filed: February 17, 2004
    Publication date: September 30, 2004
    Inventors: Michael Koch, Kai Grundmann