Patents Assigned to Dutton-Lainson Company
  • Patent number: 11485617
    Abstract: A winch assembly includes a lower body having a base, first and second sides, first and second upper body sides, a spacer positioned between the first and the upper body second sides, a first shaft extending through the upper body sides, the first shaft supporting first and second gears, a winding bar supported and rotated by the first shaft and attached to a first end of a strap, a second shaft extending through the first and second upper body sides and supporting first and second ratchet gears, the first ratchet gear meshing with the first gear and the second ratchet gear meshing with the second gear, a pawl for engaging one of the first and second ratchet gears, and a handle attached to the second shaft for rotating the second shaft, wherein rotation of the second shaft imparts rotation of the first and second ratchet gears and the first and second gears.
    Type: Grant
    Filed: July 26, 2019
    Date of Patent: November 1, 2022
    Assignee: Dutton-Lainson Company
    Inventor: Joseph C. Downs
  • Patent number: 11173760
    Abstract: A jack assembly for a towed vehicle is provided. The jack assembly includes an outer tube, an inner tube supported for telescopic movement within the outer tube, a jack screw operatively engaging a jack nut within the inner tube, and a mounting assembly attached to the outer tube for attaching the jack assembly to the towed vehicle. A cover may be positioned over a portion of the outer tube attached to the mounting assembly and supported by the mounting assembly. An L-shaped release pin is utilized and accommodated by the cover. The mounting assembly may be adjustable in height along the outer tube. A reservoir may be provided to facilitate protection of the jack screw by ensuring its lubrication, and a foot having a convex bottom surface may be utilized.
    Type: Grant
    Filed: February 27, 2020
    Date of Patent: November 16, 2021
    Assignee: DUTTON-LAINSON COMPANY
    Inventors: Joseph C. Downs, Brad Nels Christensen, Todd J. Yost, Zane Alexander Norton
  • Patent number: 10640343
    Abstract: A winch assembly includes a base having first and second sides, a first shaft supported by the base and supporting a gear and a reel, and a second shaft supported by the base and supporting a ratchet gear. The ratchet gear meshes with the gear and a pawl, and a handle is attached to the second shaft for rotation thereof. The winch includes a cover having a top movable between first and second positions and first and second sides rotatably supporting the top. The first side may include a first arm extending toward and engaging a second arm extending from the second side. The top may include hooks for engaging a shaft extending between the sides of the cover. The sides of the cover may each include at least one retainer clip and the top includes corresponding lugs for engaging the at least one retainer clips.
    Type: Grant
    Filed: July 19, 2018
    Date of Patent: May 5, 2020
    Assignee: DUTTON-LAINSON COMPANY
    Inventors: Brad Nels Christensen, Brandon William Miller, Zane Alexander Norton, Todd J. Yost, Jeffrey L. Dobbins, Milan Norton, Bang Brian Tran
  • Patent number: 10611201
    Abstract: A jack assembly for a towed vehicle is provided. The jack assembly includes an outer tube, an inner tube supported for telescopic movement within the outer tube, a jackscrew operatively engaging a jack nut within the inner tube, and a mounting assembly attached to the outer tube for attaching the jack assembly to the towed vehicle. A cover may be positioned over a portion of the outer tube attached to the mounting assembly and supported by the mounting assembly. An L-shaped release pin is utilized and accommodated by the cover. The mounting assembly may be adjustable in height along the outer tube. A reservoir may be provided to facilitate protection of the jackscrew by ensuring its lubrication, and a foot having a convex bottom surface may be utilized.
    Type: Grant
    Filed: March 15, 2018
    Date of Patent: April 7, 2020
    Assignee: DUTTON-LAINSON COMPANY
    Inventors: Joseph C. Downs, Brad Nels Christensen, Todd J. Yost, Zane Alexander Norton
  • Patent number: 10414639
    Abstract: A winch assembly includes a lower body having a base, first and second sides, first and second upper body sides, a spacer positioned between the first and the upper body second sides, a first shaft extending through the upper body sides, the first shaft supporting first and second gears, a winding bar supported and rotated by the first shaft and attached to a first end of a strap, a second shaft extending through the first and second upper body sides and supporting first and second ratchet gears, the first ratchet gear meshing with the first gear and the second ratchet gear meshing with the second gear, a pawl for engaging one of the first and second ratchet gears, and a handle attached to the second shaft for rotating the second shaft, wherein rotation of the second shaft imparts rotation of the first and second ratchet gears and the first and second gears.
    Type: Grant
    Filed: August 2, 2016
    Date of Patent: September 17, 2019
    Assignee: DUTTON-LAINSON COMPANY
    Inventor: Joseph C. Downs
  • Patent number: 8327682
    Abstract: A fence clip installation tool includes a pair of handles pivotally joined to respective jaws pivotally maintained between two plates to enable the jaws to counter-rotate in unison. Clips of a compatible design may then be nested between the jaws and compressed or deformed about objects upon closure of the handles.
    Type: Grant
    Filed: May 12, 2010
    Date of Patent: December 11, 2012
    Assignee: Dutton-Lainson Company
    Inventors: Reinhold A. Haase, Brandon William Miller
  • Patent number: 6481740
    Abstract: A socket assembly for a trailer hitch includes a ball clamp member which has lateral arms or wings that limit the pivotal movement of the ball clamp member thereby improving the opportunity for the ball to properly fit in and totally seat within the cavity defined within the socket assembly.
    Type: Grant
    Filed: October 12, 2001
    Date of Patent: November 19, 2002
    Assignee: Dutton-Lainson Company
    Inventors: Reinhold A. Haase, John D. Hull, James M. Gruidel, Lynn D. Alber, Todd James Yost, Thomas G. Johnson
  • Patent number: 6116580
    Abstract: A mechanical winch includes a ratchet lever having a single pawl which may be positioned in either one of two orientations in order to preclude clockwise or counterclockwise movement of the winch, drum or reel. In each orientation, the ratchet lever may also be positioned in a free wheeling position for the drum.
    Type: Grant
    Filed: July 13, 1999
    Date of Patent: September 12, 2000
    Assignee: Dutton-Lainson Company
    Inventor: John D. Hull
  • Patent number: 5739439
    Abstract: An application disclosed for collecting a plurality of gas or liquid samples at a plurality of vertical heights above a surface. The apparatus comprises a vertical support member, a sample support rod connected to the vertical support and moveable between a vertical position and a horizontal position, and one or more sample receivers, freely and pivotally suspended from the sample support rod from points along the rod, for trapping airborne material. The sample receivers maintain vertical orientation as the sample support rod is pivoted from a vertical to a horizontal position during collection of the samples.
    Type: Grant
    Filed: January 12, 1996
    Date of Patent: April 14, 1998
    Assignee: Dutton-Lainson Company
    Inventors: James M. Gruidel, Lynn D. Alber, John J. Lainson
  • Patent number: 5261132
    Abstract: An improved patient chair includes a seat section, a pivotally attached back support and a removably attached leg support. A manually actuated camming mechanism permits adjustment of the back support between a prone position and a seated position. The leg support is detachable from the seat section to facilitate use of the patient chair construction as a chair.
    Type: Grant
    Filed: September 24, 1991
    Date of Patent: November 16, 1993
    Assignee: Dutton-Lainson Company
    Inventors: Charles D. Bufford, James M. Gruidel, Thomas G. Johnson
  • Patent number: 5201084
    Abstract: An improved transfer system for patients is incorporated either with a tub enclosure or a mobile frame and includes telescoping tubes for lifting a patient chair and thus elevating the patient and lowering the patient into the tube enclousre. The lift system incorporates an improved coupling assembly for coupling the actuator for telescoping the inner tube within the fixed outer tube of the assembly.
    Type: Grant
    Filed: September 24, 1991
    Date of Patent: April 13, 1993
    Assignee: Dutton-Lainson Company
    Inventor: Thomas G. Johnson
  • Patent number: 5184358
    Abstract: The bathing tub assembly includes a removable side wall panel which is slidably engageable with a slot along the edge of an opening through the side wall of the tub. A special seal construction for the panel edge and slot prevents leakage of the contents of the tub through the slot.
    Type: Grant
    Filed: September 24, 1991
    Date of Patent: February 9, 1993
    Assignee: Dutton-Lainson Company
    Inventors: James A. Gruidel, Reinhold A. Haase, Thomas G. Johnson
  • Patent number: D457413
    Type: Grant
    Filed: July 9, 2001
    Date of Patent: May 21, 2002
    Assignee: Dutton-Lainson Company
    Inventor: David W. Cooper
  • Patent number: D427408
    Type: Grant
    Filed: August 3, 1999
    Date of Patent: June 27, 2000
    Assignee: Dutton-Lainson Company
    Inventors: Jeremy Daniels, Gary Payne, Todd Yost
  • Patent number: D867713
    Type: Grant
    Filed: May 4, 2018
    Date of Patent: November 19, 2019
    Assignee: DUTTON-LAINSON COMPANY
    Inventors: Brad Nels Christensen, Brandon William Miller, Zane Alexander Norton, Todd J. Yost, Jeffrey L. Dobbins, Milan Norton, Bang Brian Tran
  • Patent number: D867714
    Type: Grant
    Filed: May 4, 2018
    Date of Patent: November 19, 2019
    Assignee: DUTTON-LAINSON COMPANY
    Inventors: Brad Nels Christensen, Brandon William Miller, Zane Alexander Norton, Todd J. Yost, Jeffrey L. Dobbins, Milan Norton, Bang Brian Tran
  • Patent number: D870598
    Type: Grant
    Filed: May 4, 2018
    Date of Patent: December 24, 2019
    Assignee: DUTTON-LAINSON COMPANY
    Inventor: Bang Brian Tran
  • Patent number: D871973
    Type: Grant
    Filed: May 4, 2018
    Date of Patent: January 7, 2020
    Assignee: DUTTON-LAINSON COMPANY
    Inventors: Brad Nels Christensen, Todd J. Yost
  • Patent number: D871974
    Type: Grant
    Filed: May 4, 2018
    Date of Patent: January 7, 2020
    Assignee: DUTTON-LAINSON COMPANY
    Inventor: Joseph C. Downs
  • Patent number: D871975
    Type: Grant
    Filed: May 4, 2018
    Date of Patent: January 7, 2020
    Assignee: DUTTON-LAINSON COMPANY
    Inventor: Joseph C. Downs