Patents by Inventor Steve Eckersall

Steve Eckersall 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).

  • Tool holder
    Patent number: 9333561
    Abstract: In a shank portion of an end mill which is chucked by a tool holder, flat surfaces are formed at a plurality of circumferential positions in the outer periphery of the shank portion so that the flat surfaces abut on side lock bolts attached to a body of the tool holder.
    Type: Grant
    Filed: October 30, 2014
    Date of Patent: May 10, 2016
    Assignee: NIKKEN KOSAKUSHO WORKS, LTD.
    Inventors: Eisaku Nakai, Suguru Maemura, Susumu Mikado, Steve Eckersall
  • End mill and shank structure of end mill
    Patent number: 9238269
    Abstract: In a shank portion of an end mill which is chucked by a tool holder, flat surfaces are formed at a plurality of circumferential positions in the outer periphery of the shank portion so that the flat surfaces abut on side lock bolts attached to a body of the tool holder.
    Type: Grant
    Filed: October 23, 2012
    Date of Patent: January 19, 2016
    Assignee: NIKKEN KOSAKUSHO WORKS, LTD.
    Inventors: Eisaku Nakai, Suguru Maemura, Susumu Mikado, Steve Eckersall
  • Shank Structure of End Mill and Tool Holder
    Publication number: 20150054233
    Abstract: In a shank portion of an end mill which is chucked by a tool holder, flat surfaces are formed at a plurality of circumferential positions in the outer periphery of the shank portion so that the flat surfaces abut on side lock bolts attached to a body of the tool holder.
    Type: Application
    Filed: October 30, 2014
    Publication date: February 26, 2015
    Inventors: Eisaku NAKAI, Suguru MAEMURA, Susumu MIKADO, Steve ECKERSALL
  • Shank Structure of End Mill and Tool Holder
    Publication number: 20130322980
    Abstract: In a shank portion of an end mill which is chucked by a tool holder, flat surfaces are formed at a plurality of circumferential positions in the outer periphery of the shank portion so that the flat surfaces abut on side lock bolts attached to a body of the tool holder.
    Type: Application
    Filed: October 23, 2012
    Publication date: December 5, 2013
    Applicant: NIKKEN KOSAKUSHO WORKS, LTD.
    Inventors: Eisaku NAKAI, Suguru MAEMURA, Susumu MIKADO, Steve ECKERSALL
  • End mill
    Patent number: D686646
    Type: Grant
    Filed: January 3, 2013
    Date of Patent: July 23, 2013
    Assignee: Nikken Kosakusho Works, Ltd.
    Inventors: Susumu Mikado, Steve Eckersall
  • End mill
    Patent number: D717847
    Type: Grant
    Filed: November 14, 2013
    Date of Patent: November 18, 2014
    Assignee: Nikken Kosakusho Works, Ltd.
    Inventors: Susumu Mikado, Steve Eckersall