Patents Examined by Alvin C. Chin-Shue
  • Patent number: 10968089
    Abstract: Systems and apparatuses include a control box for a movable work platform. The control box includes a housing and a display supported by the housing. The housing is defined by a first side panel and a second side partially surrounding and extending from a lower enclosure to an upper enclosure spaced apart from the lower enclosure. At least one of the upper enclosure and the lower enclosure supports a control panel having a plurality of inputs. At least one of the inputs is a platform positioning mechanism in communication with a lift system configured to move the work platform vertically between a stowed position and a deployed position. The display is supported by the housing and is in communication with at least one of the plurality of inputs. The display is configured to receive and present output obtained by a sensor monitoring a parameter of the work platform.
    Type: Grant
    Filed: March 6, 2020
    Date of Patent: April 6, 2021
    Assignee: Oshkosh Corporation
    Inventors: Shashank Bhatia, Aaron Powers, Michael W. Stouffer
  • Patent number: 10961778
    Abstract: A boat or recreational vehicle ladder apparatus is provided. One aspect of the present ladder apparatus includes an elongated extension handle including a slot adjacent a lower end thereof. Another aspect of a boat or recreational vehicle ladder apparatus provides a snap-on step tread which can be mounted to a dual-tubular ladder step structure. Another aspect of a boat or recreational vehicle ladder apparatus employs a laterally expandable ladder step which can be retrofit onto an existing ladder. A further aspect employs clasps or hooks to attach and retain a ladder step to generally vertical ladder rails in a tool-free and fastener-free manner.
    Type: Grant
    Filed: February 27, 2019
    Date of Patent: March 30, 2021
    Assignee: Bobo Ladders LLC
    Inventors: Wayne Lawrence Soucie, Michael Herbert Schmidt, Jeffrey Earl Tayon, Larry Brian Champ
  • Patent number: 10954992
    Abstract: A divider (10) for a carabiner (12) in a fall arrest system (14), the carabiner (12) having a frame (32); and an openable gate (34) configured to be moved between an open position and a closed position, the divider (10) comprising a body (50) having: (i) a central body portion (52); and (ii) a plurality of connection portions (54) extending from the central body portion (52) and configured to attach the divider (10) to at least a portion of the frame (32) of the carabiner (10), wherein the plurality of connection portions (54) are spaced and divide the carabiner (12) into a plurality of areas (56) for connection of at least one component (18, 20) of the harness arrangement (16) and at least one fall arrest device (22).
    Type: Grant
    Filed: August 9, 2016
    Date of Patent: March 23, 2021
    Assignee: Latchways Plc
    Inventors: Owain Jones, Karl Jones
  • Patent number: 10946248
    Abstract: A single and multiple body belt for use by linemen and others engaged in operations on poles or similar structures having at least a primary body belt, which can be disposed below and detachably connected to a secondary body belt in the multiple body belt configuration. The primary body belt and the secondary body belt each have at least one pair of D-rings. The D-rings, which may differ in size, are separated enough to allow a wearer to distinguish between devices that are normally solely attached to one pair of primary D-rings. The body belts (or other portions) may also have an adjustability section through which a belt strap is woven to either extend or shorten the length of the respective belt strap. The adjustability section allows a lineman to further adjust the tightness of the belt (or other portions) around his or her waist to provide improved support and safety.
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: March 16, 2021
    Assignee: Buckingham Manufacturing Company, Inc.
    Inventors: James J Rullo, Kevin W Truesdell
  • Patent number: 10940338
    Abstract: A top bracket for supporting a safety cable of a vertical climbing fall protection system, the bracket including a base plate and a pivotally deflectable plate that is integrally and pivotally connected to the base plate by a neck. The top bracket may also include an abutment plate with a forward abutment surface that is separated from a rearward abutment surface of the pivotally deflectable plate by an elongate gap.
    Type: Grant
    Filed: December 18, 2018
    Date of Patent: March 9, 2021
    Assignee: 3M Innovative Properties Company
    Inventors: Rick G. Miller, Keith G. Mattson
  • Patent number: 10934727
    Abstract: This invention relates generally to a method for making a deck for use in construction.
    Type: Grant
    Filed: March 30, 2018
    Date of Patent: March 2, 2021
    Assignee: Odin, LLC
    Inventors: Eric Snell, Matt Hultman
  • Patent number: 10898742
    Abstract: An adjustable beam anchor system comprising a first elongated bar member having a plurality of longitudinally-spaced apertures, an attachment system, a first pivot system, a second pivot system, and a second elongated bar member having a plurality of apertures. The attachment system comprises a saddle and a connector ring. The first pivot system broadly comprising a first coupling unit, a first pivot unit, and a first ball bearing pin, wherein the first pivot system may rotate or pivot around the first elongated bar member. The second pivot system comprising a second coupling unit, a second pivot unit, and a second ball bearing pin, wherein the second pivot system may rotate or pivot around the first elongated bar member. The second elongated bar member comprising a plurality of apertures and an anchor foot, wherein the second elongated bar member may rotate or pivot around the second coupling unit.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: January 26, 2021
    Assignee: ABS Safety, LLC
    Inventors: Blaine Craig Arbuckle, Brian Allen Schrader
  • Patent number: 10898740
    Abstract: An integral lineman safety harness system, having: a body harness having: a belt; a back ring; a left belt strap; and a right belt strap; and a harness adapter having: a first strap having a first top end; wherein a first harness loop at a first bottom end and the left belt strap are sewn around a first ring element; a second strap having a second top end; wherein a second harness loop at a second bottom end and the right belt strap are sewn around a second ring element; a third strap having a third top end; wherein a back loop at a third bottom end is sewn around the back ring; wherein the first strap, the second strap, and the third strap join at the first top end, the second top end, and the third top end into a single top loop configured to receive a locking element.
    Type: Grant
    Filed: January 10, 2019
    Date of Patent: January 26, 2021
    Inventor: Nelson O. McKay
  • Patent number: 10900283
    Abstract: A ladder platform system and a ladder that uses that system include an elongated first center post that is configured to pass through a first hollow rung of a ladder. In addition, an elongated secondary post is configured to pass through a second hollow rung of the ladder. There is also a pair of short frame members and a pair of long frame members that together form a rectangular frame. The long frame members are attached to the first center post. A first platform is connected to the rectangular frame and an adjustable frame member connects the secondary post to the first center post. In addition, a brace connects a first short frame member to the adjustable frame member.
    Type: Grant
    Filed: September 14, 2018
    Date of Patent: January 26, 2021
    Inventor: Daniel J. Sheets
  • Patent number: 10890000
    Abstract: A safety system alerts individuals to the presence of a floor opening in a floor grid or work platform decking that is supporting the individuals. The safety system is a passive safety system that is operatively connected to a stationary first floor panel that is adjacent a second floor panel. The safety system is automatically operated to deploy a signal flag above the first floor panel (and activate an audio warning signal) when the second floor panel is removed, exposing a floor opening adjacent the first floor panel. The deployed signal flag alerts individuals on the floor grid or work platform decking to the presence of the floor opening.
    Type: Grant
    Filed: March 13, 2019
    Date of Patent: January 12, 2021
    Assignee: The Boeing Company
    Inventors: Matthew E. Fife, Ryan W. Throckmorton, Harpreet Ghuman, Kevin R. Krostag
  • Patent number: 10881884
    Abstract: A descender with folding handle and integral pulley preferably includes a base plate, a cover plate, a folding handle, a handle cam, a rope cam, an euler, an integral pulley and at least one spacer. The folding handle includes a base handle portion, a folding handle portion, handle pivot pin and a biasing device. The rope cam includes an inner profile, an outer perimeter, a pivot hole and a rope groove. The pivot hole is formed through rope cam to receive a spacer post. The euler includes a round diameter and a pair of D-shaped projections extending from opposing ends of the round diameter. D-shaped openings are formed in the base and cover plates to receive the D-shaped projections. The integral pulley preferably includes a pulley bracket, a spring clip, a rope pulley and a pulley axle. The rope pulley includes a peripheral groove for retaining a rope.
    Type: Grant
    Filed: September 17, 2018
    Date of Patent: January 5, 2021
    Assignee: MALLORY SAFETY + SUPPLY, LLC
    Inventor: Robert A. Siegel
  • Patent number: 10883233
    Abstract: A work platform system for implementation in relation to a structure, as well as subsystems and components thereof and methods of implementation and use relating thereto, are disclosed herein. In at least one embodiment, the work platform system includes a first pair of flexible elements and a second pair of flexible elements, where a respective first end of each of the flexible elements is coupled at least indirectly to a first support component and a respective second end of each of the flexible elements is coupled at least indirectly to a second support component. The work platform system can further include a plurality of panel structures supported upon the flexible elements, a suspension component, and a clamp structure coupled to at least one of the first pair of flexible elements and the second pair of flexible elements. The work platform system can include one or more support extension.
    Type: Grant
    Filed: May 11, 2018
    Date of Patent: January 5, 2021
    Assignee: BRANDSAFWAY SERVICES LLC
    Inventors: Mathieu Grumberg, Roy Scrafford, Frederick W. Meade
  • Patent number: 10875172
    Abstract: An extended sawhorse includes a first side body and a second side body. Each of the first side body and the second side body has second cross members that are integrally connected to outer leg portions and an inner leg portion of the side body. A pair of hinged folding platforms are rotatably coupled to the second cross members at connection areas directly adjacent the inner leg portion of each of the first side body and second side body.
    Type: Grant
    Filed: April 7, 2017
    Date of Patent: December 29, 2020
    Assignee: CREATIVE PLASTIC CONCEPTS, LLC
    Inventor: Nickolas Reinhart
  • Patent number: 10865602
    Abstract: A ladder stabilization support assembly for lateral and vertical stabilization support to ladders in general and long span extension ladders in particular preventing the ladders from lateral movement such as tipping, overturning or slipping off the supporting grounds. The assembly is built to take advantage of a light-weight t-slotted aluminum profile and comprises two telescopic support legs pivotally mounted on opposite sides of a ladder to effectively support and level the ladder on any uneven supporting grounds. An adjustable sliding mechanism provides for a smooth, low tolerance and wobble-free telescopic sliding function with numerous length adjustments positions. A pivot joint provides for endless number of pivotal and swivel adjustment positions. The assembly can quickly and easily be mounted onto the ladder, remain permanently attached to the ladder or be taken off the ladder when not in use. The assembly also allows extension ladders to operate in a self-supporting stand-alone mode.
    Type: Grant
    Filed: August 17, 2019
    Date of Patent: December 15, 2020
    Inventor: Jacob Varshavsky
  • Patent number: 10858887
    Abstract: A boat or recreational vehicle ladder apparatus is provided. One aspect of the present ladder apparatus includes an elongated extension handle including a slot adjacent a lower end thereof. Another aspect of a boat or recreational vehicle ladder apparatus provides a snap-on step tread which can be mounted to a dual-tubular ladder step structure. Another aspect of a boat or recreational vehicle ladder apparatus employs a laterally expandable ladder step which can be retrofit onto an existing ladder. A further aspect employs clasps or hooks to attach and retain a ladder step to generally vertical ladder rails in a tool-free and fastener-free manner.
    Type: Grant
    Filed: August 9, 2017
    Date of Patent: December 8, 2020
    Assignee: Bobo Ladders LLC
    Inventors: Robert J. Orscheln, Jeffrey Earl Tayon, Wayne Lawrence Soucie, Larry Brian Champ, Michael Herbert Schmidt, Michael Lee Ashton
  • Patent number: 10858230
    Abstract: A lift device includes a chassis, a first actuator coupled to the chassis, a second actuator coupled to the chassis, a third actuator coupled to the chassis, a fourth actuator coupled to the chassis, and a fluid circuit. The fluid circuit is configured to facilitate selectively fluidly coupling the first actuator, the second actuator, the third actuator, and the fourth actuator in at least four different configurations where, in each of the at least four different configurations, two of the first actuator, the second actuator, the third actuator, and the fourth actuator are fluidly coupled together while the other two of the first actuator, the second actuator, the third actuator, and the fourth actuator are fluidly decoupled.
    Type: Grant
    Filed: November 4, 2019
    Date of Patent: December 8, 2020
    Assignee: Oshkosh Corporation
    Inventors: Eric Hackenberg, Jihong Hao, Harish Sivasubramanian, Marcel Amsallen
  • Patent number: 10850963
    Abstract: A lift device includes a base having a first end and an opposing second end, a first arm pivotally coupled to the first end, a second arm pivotally coupled to the first end, a third arm pivotally coupled to the opposing second end, a fourth arm pivotally coupled to the opposing second end, and a leveling assembly. The leveling assembly includes a first actuator extending between the first arm and the first end, a second actuator extending between the second arm and the first end, a third actuator extending between the third arm and the opposing second end, a fourth actuator extending between the fourth arm and the opposing second end, and a controller configured to control the first actuator, the second actuator, the third actuator, and the fourth actuator to reconfigure the leveling assembly between (i) a shipping, transport, or storage mode and (ii) an operational mode.
    Type: Grant
    Filed: November 4, 2019
    Date of Patent: December 1, 2020
    Assignee: Oshkosh Corporation
    Inventors: Eric D. Hackenberg, Harish Sivasubramanian, Marcel Amsallen, Jesse Holmes, Peter Gilbert, Milan Klimes
  • Patent number: 10822818
    Abstract: A cage assembly configured to raise and lower with respect to a container which has an opening closed by a hatch cover. The cage assembly comprises a rail structure having a proximal side, a distal side, and first and second ends defining a generally rectangular enclosed area in which a worker can stand. The rail structure further defines an opening in the proximal side so that a worker can access the enclosed area. Moreover, the rail structure further comprises a plurality of parallel rails including a top rail and a lower rail, with the top rail having a generally rectangular configuration to define the enclosed area. A respective bump out is defined by the rail structure on at least one of the proximal and distal sides thereof to facilitate opening of the hatch cover. The bump out is formed at least in part by a configuration of the lower rail.
    Type: Grant
    Filed: August 30, 2018
    Date of Patent: November 3, 2020
    Assignee: Safe Rack LLC
    Inventor: Charles Frederick Harmon
  • Patent number: 10822874
    Abstract: Disclosed herein is a ladder adapted to service the engine of a tractor-trailer truck. The ladder comprises a set of rails having rungs extending between them. A set of rear rails is coupled to the set of rails. A pair of stability beams, terminating in ground contacting feet, extends rearward from the front rail and rear rails on each side of the ladder. A platform, extending rearward from between the set of rails, provides a planar surface allowing a mechanic access to the engine.
    Type: Grant
    Filed: August 24, 2018
    Date of Patent: November 3, 2020
    Assignee: LOCK N CLIMB, LLC
    Inventor: Jeffrey Alan Green
  • Patent number: 10822098
    Abstract: An evacuation slide may comprise a first sill height compensating feature coupled to an upper main support tube and a second sill height compensating feature coupled to the upper main support tube, wherein the first sill height compensating feature and the second sill height compensating feature extend longitudinally past the sliding surface of the evacuation slide in response to the evacuation slide being deployed. The first sill height compensating feature and the second sill height compensating feature may be configured to increase a vertical distance between the upper main support tube and an exit surface in response to a sill height of the evacuation slide increasing.
    Type: Grant
    Filed: March 23, 2018
    Date of Patent: November 3, 2020
    Assignee: Goodrich Corporation
    Inventors: Drew Hartman, Jaro S. Volny, Karl L. Winkelman, Scott A Luobikis, Breanna Swift Holmes, Baltazar Gonzalez Leon, Ryan Foley, Ivan Kruts, Raoul Evrard Chinang, Tony Pope, Timothy C Haynes