Patents Assigned to Interstate Improvement, Inc.
  • Roadway grinder
    Patent number: 9121147
    Abstract: An example includes a concrete grinding apparatus with a jackshaft configuration to efficiently transmit torque from an engine to a grinding arbor. An example includes a method of grinding a road lane in two passes. An example includes a vacuum system to generate vacuum with a centrifugal pump to collect debris and cool a grinding arbor.
    Type: Grant
    Filed: July 24, 2013
    Date of Patent: September 1, 2015
    Assignee: Interstate Improvement, Inc.
    Inventors: Dale Karsten, Patricia Knish, Steven Knish
  • METHOD OF GRINDING A TWO-LANE ROADWAY IN TWO PASSES
    Publication number: 20140270952
    Abstract: An example includes a concrete grinding apparatus with a jackshaft configuration to efficiently transmit torque from an engine to a grinding arbor. An example includes a method of grinding a road lane in two passes. An example includes a vacuum system to generate vacuum with a centrifugal pump to collect debris and cool a grinding arbor.
    Type: Application
    Filed: July 24, 2013
    Publication date: September 18, 2014
    Applicant: Interstate Improvement, Inc.
    Inventors: Dale Karsten, Patricia Knish, Steven Knish