Patents by Inventor John Boisvert

John Boisvert 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: 9242307
    Abstract: A welding gun is provided that includes a handle having forward and rear end portions and having a first passageway formed therethrough. A cable support tube having forward and rear end portions and a second passageway formed therethrough is secured to the handle at the forward end portion. A welding cable having a forward end portion and a rear end portion connected to a rear connector assembly extends from the rear end portion through the first and second passageways of the handle and the cable support tube to the forward end portion disposed within the forward end portion of the cable support tube.
    Type: Grant
    Filed: September 13, 2010
    Date of Patent: January 26, 2016
    Assignee: Victor Equipment Company
    Inventors: Jim Barker, John Boisvert
  • Publication number: 20110062130
    Abstract: A welding gun is provided that includes a handle having forward and rear end portions and having a first passageway formed therethrough. A cable support tube having forward and rear end portions and a second passageway formed therethrough is secured to the handle at the forward end portion. A welding cable having a forward end portion and a rear end portion connected to a rear connector assembly extends from the rear end portion through the first and second passageways of the handle and the cable support tube to the forward end portion disposed within the forward end portion of the cable support tube.
    Type: Application
    Filed: September 13, 2010
    Publication date: March 17, 2011
    Applicant: Tweco Products, Inc.
    Inventors: Jim Barker, John Boisvert
  • Publication number: 20050242068
    Abstract: In a plasma arc torch parts distribution network, the present invention provides a method of providing plasma arc torch parts for use in a single plasma arc torch model through a plurality of distribution channels. In one form of the present invention, the method comprises the steps of providing a first set of plasma arc torch parts to a replacement parts distributor, providing a second set of plasma arc torch parts to an original equipment manufacturer, and providing a third set of plasma arc torch parts to a select original equipment manufacturer. The first, second, and third set of plasma arc torch parts are not interchangeable such that the replacement parts distributor, the original equipment manufacturer, and the select original equipment manufacturer maintain separate inventories of plasma arc torch parts.
    Type: Application
    Filed: April 19, 2004
    Publication date: November 3, 2005
    Inventors: John Boisvert, Christopher Conway, Roger Hewett, Allan Holst, Kevin Horner-Richardson, Chris Jackson, Darrin MacKenzie, Fred Rogers
  • Patent number: 5266776
    Abstract: A plasma arc cutting tip is provided having chamfer tip edge so that it can be easily moved and dragged across a workpiece for drag cutting and having counterbored plasma arc exit orifice which keeps the exit orifice off the workpiece so that the tip can tolerate plasma arc deflection without suffering tip damage or tip failure.
    Type: Grant
    Filed: August 10, 1992
    Date of Patent: November 30, 1993
    Assignee: Thermal Dynamics Corporation
    Inventors: John A. Boisvert, Barry T. Aher
  • Patent number: 5189277
    Abstract: Plasma cutting apparatus (10) for use in cutting a material (M). A torch (12) cuts the material. A control unit (14) controls the cutting operation performed by the torch and includes a control module (16) in which the control unit is housed. At least one power unit (18) supplies power to the cutting torch, the application of this power being controlled by the control unit. Each power unit includes a power module (24) in which the power unit is housed. A cooling unit (54) for cooling the torch is also available. The cooling unit includes a cooling module (56). The control module, power module(s), and coolant module are removably stackable one on top of the other.
    Type: Grant
    Filed: April 8, 1991
    Date of Patent: February 23, 1993
    Assignee: Thermal Dynamics Corporation
    Inventors: John A. Boisvert, Fred A. Rogers, Dennis J. Solley, David A. Tatham, Raymond G. Wilkins