Patents by Inventor Benjamin Paul McGrew

Benjamin Paul McGrew 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: 10124507
    Abstract: A collapsible log splitting assembly with safety perimeter splits a log with a parabolic-shaped blade, a blade housing having a plurality of ridges for separating the split log further, and a perimeter barrier for retaining the log upright while splitting, and protecting an operator from contact with blade. The assembly has an upright disposition that is pivotally collapsible into a planar configuration when not in use. The assembly has a base that is for support on a surface. The base includes a pair of brackets. A pair of sleeves pivotally join with the brackets, pivoting about the brackets. A pair of shafts slide within sleeves, sliding between operational and collapsed positions. A cutting apparatus comprises a blade housing that houses a parabolic blade, and extends between the shafts. Ridges along the base housing separate the log into smaller components. The perimeter barrier detachably attaches to top end of the shafts.
    Type: Grant
    Filed: February 10, 2017
    Date of Patent: November 13, 2018
    Inventors: Jianqing Zhu, Benjamin Paul McGrew
  • Publication number: 20180229395
    Abstract: A collapsible log splitting assembly with safety perimeter splits a log with a parabolic-shaped blade, a blade housing having a plurality of ridges for separating the split log further, and a perimeter barrier for retaining the log upright while splitting, and protecting an operator from contact with blade. The assembly has an upright disposition that is pivotally collapsible into a planar configuration when not in use. The assembly has a base that is for support on a surface. The base includes a pair of brackets. A pair of sleeves pivotally join with the brackets, pivoting about the brackets. A pair of shafts slide within sleeves, sliding between operational and collapsed positions. A cutting apparatus comprises a blade housing that houses a parabolic blade, and extends between the shafts. Ridges along the base housing separate the log into smaller components. The perimeter barrier detachably attaches to top end of the shafts.
    Type: Application
    Filed: February 10, 2017
    Publication date: August 16, 2018
    Inventors: Jianqing Zhu, Benjamin Paul McGrew