Patents by Inventor Manfred Bickel

Manfred Bickel 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: 6461075
    Abstract: A device for securing a handle on a tool and including inner member having a first end to be fixedly connected with the handle, a second end formed as an expansion cone to be releasably connected with the tool, and an outer thread provided between the first and second end, a securing element surrounding the expansion cone and displaceable along the cone, and an adjusting sleeve surrounding the inner member, engageable in the securing element, and having an inner thread cooperating with the outer thread provided on the inner member for enabling displacement of the securing means relative to the inner member upon rotation of the adjusting sleeve, with the adjusting sleeve having, at its handle end, a thread-free cover section forming with an outer circumference of the inner member an annular clearance, which provides for securing handles having different diameters, and with the device further including drain channels communicating with the annular clearance.
    Type: Grant
    Filed: January 25, 2001
    Date of Patent: October 8, 2002
    Inventor: Manfred Bickel
  • Publication number: 20010016966
    Abstract: A device for securing a handle on a tool and including inner member having a first end to be fixedly connected with the handle, a second end formed as an expansion cone to be releasably connected with the tool, and an outer thread provided between the first and second end, a securing element surrounding the expansion cone and displaceable along the cone, and an adjusting sleeve surrounding the inner member, engageable in the securing element, and having an inner thread cooperating with the outer thread provided on the inner member for enabling displacement of the securing means relative to the inner member upon rotation of the adjusting sleeve, with the adjusting sleeve having, at its handle end, a thread-free cover section forming with an outer circumference of the inner member an annular clearance, which provides for securing handles having different diameters, and with the device further including drain channels communicating with the annular clearance.
    Type: Application
    Filed: January 25, 2001
    Publication date: August 30, 2001
    Inventor: Manfred Bickel