Patents by Inventor Robert S. Custforth

Robert S. Custforth 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).

  • Publication number: 20110266914
    Abstract: Devices and methods of use for brush holder assemblies are disclosed. Brush holder assemblies including a mounting block and a brush holder are disclosed. Also illustrated is a brush holder assembly including a first portion in sliding engagement with a second portion. In some embodiments the brush holder includes a channel, such that at least a portion of the mounting block is disposed within the channel of the brush holder.
    Type: Application
    Filed: July 11, 2011
    Publication date: November 3, 2011
    Applicant: CUTSFORTH PRODUCTS, INC.
    Inventors: Robert S. Custforth, David L. Cutsforth
  • Publication number: 20110006637
    Abstract: Devices and methods of use for brush holder assemblies are disclosed. Brush holder assemblies including a mounting block and a brush holder are disclosed. Also illustrated is a brush holder assembly including a first portion in sliding engagement with a second portion. In some embodiments the brush holder includes a channel, such that at least a portion of the mounting block is disposed within the channel of the brush holder.
    Type: Application
    Filed: September 21, 2010
    Publication date: January 13, 2011
    Applicant: Cutsforth Products, Inc.
    Inventors: Robert S. Custforth, David L. Cutsforth
  • Publication number: 20100133950
    Abstract: Devices and methods of use for brush holder assemblies are disclosed. Brush holder assemblies including a mounting block and a brush holder are disclosed. Also illustrated is a brush holder assembly including a first portion in sliding engagement with a second portion. In some embodiments the brush holder includes a channel, such that at least a portion of the mounting block is disposed within the channel of the brush holder.
    Type: Application
    Filed: January 5, 2010
    Publication date: June 3, 2010
    Applicant: Cutsforth Products, Inc.
    Inventors: Robert S. Custforth, David L. Cutsforth
  • Publication number: 20090001842
    Abstract: Devices and methods of use for brush holder assemblies are disclosed. Brush holder assemblies including a mounting block and a brush holder are disclosed. Also illustrated is a brush holder assembly including a first portion in sliding engagement with a second portion. In some embodiments the brush holder includes a channel, such that at least a portion of the mounting block is disposed within the channel of the brush holder.
    Type: Application
    Filed: September 9, 2008
    Publication date: January 1, 2009
    Applicant: CUTSFORTH PRODUCTS, INC.
    Inventors: ROBERT S. CUSTFORTH, DAVID L. CUTSFORTH
  • Publication number: 20080303372
    Abstract: Devices and methods of use for brush holder assemblies are disclosed. Brush holder assemblies including a mounting block and a brush holder are disclosed. Also illustrated is a brush holder assembly including a first portion in sliding engagement with a second portion. In some embodiments the brush holder includes a channel, such that at least a portion of the mounting block is disposed within the channel of the brush holder.
    Type: Application
    Filed: August 14, 2008
    Publication date: December 11, 2008
    Applicant: CUTSFORTH PRODUCTS, INC.
    Inventors: ROBERT S. CUSTFORTH, DAVID L. CUTSFORTH
  • Patent number: 7141906
    Abstract: Devices and methods of use for brush holders are disclosed. A brush holder assembly including a brush catch and a brush release is disclosed. Also illustrated is a brush holder assembly including a first portion in sliding engagement with a second portion. Sliding engagement of the first portion with the second portion may selectively engage and/or disengage a brush catch with a brush. In some embodiments the brush catch is disengaged from the brush when the brush holder is in a locked position and is engaged with the brush when the brush holder is in an unlocked position. Methods and devices for selectively placing a brush holder in a locked or unlocked position are also disclosed.
    Type: Grant
    Filed: June 30, 2005
    Date of Patent: November 28, 2006
    Assignee: Cutsforth Products, Inc
    Inventors: Robert S. Custforth, David L. Cutsforth
  • Patent number: 7122935
    Abstract: Devices and methods of use for brush holders are disclosed. A brush holder assembly including a brush catch and a brush release is disclosed. Also illustrated is a brush holder assembly including a first portion in sliding engagement with a second portion. Sliding engagement of the first portion with the second portion may selectively engage and/or disengage a brush catch with a brush. In some embodiments the brush catch is disengaged from the brush when the brush holder is in a locked position and is engaged with the brush when the brush holder is in an unlocked position. Methods and devices for selectively placing a brush holder in a locked or unlocked position are also disclosed.
    Type: Grant
    Filed: March 17, 2006
    Date of Patent: October 17, 2006
    Assignee: Cutsforth Products, INC
    Inventors: Robert S. Custforth, David L. Cutsforth
  • Patent number: 7034430
    Abstract: Devices and methods of use for brush holders are disclosed. A brush holder including an over-center locking device is disclosed. Also illustrated are methods and devices for maintaining brush pressure against a moving conductive surface using a spring without a back plate. Methods and devices for routing current from a brush to an output location without conducting through a brush box are shown. A system for ready removal and replacement of brushes, contacts and springs is disclosed. Also included are mechanisms and methods for preventing a brush from falling downward or out during removal of the brush. Methods and devices for cutting off current flow without creating arcing or shorting between a brush and collector ring or other moving conductive surface are presented as well.
    Type: Grant
    Filed: December 18, 2002
    Date of Patent: April 25, 2006
    Assignee: Cutsforth Products, Inc.
    Inventors: Robert S. Custforth, David L. Cutsforth