Patents Examined by Alvin Chin-Shue
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Patent number: 9737070Abstract: Designs for a flexible component to be wrapped around a tree as part of a tree stand is provided. Designs of the present invention utilize a length or loop of cable. Segments are threaded onto the cable for the entire length. Significant features of flexible components of the present invention include the provision of adequate tensile strength to support the weight of the stand and the user. The flexible component is preferably flexible so it can wrap around the tree, but yet it preferably is also rigid enough so it does not sag when pressure is removed. It preferably also can be easily adjustable to easily accommodate different size trees.Type: GrantFiled: January 25, 2016Date of Patent: August 22, 2017Assignee: Outdoor Technology Group, LLCInventor: Brent G. Quiring
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Patent number: 9737736Abstract: A fall arrest harness having a primary arrest attachment attached to a dorsal portion of a harness by a dorsal release strap, a releasable friction device positioned at a hip location of the harness and a repositioning tether releasably connected to the primary fall arrest attachment. The harness provides manual and controllable transfer of a suspension point from a dorsal location by letting out the dorsal release strap through the releasable friction device until tension from a user's weight is transferred from the dorsal release strap to the repositioning tether.Type: GrantFiled: December 31, 2015Date of Patent: August 22, 2017Assignee: CMC Rescue, Inc.Inventors: Stephen Boothby, Joseph Flachman
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Patent number: 9719267Abstract: A vertical member of a modular scaffolding system includes a securing rosette provided in an upper section having a reduced diameter to provide a pre-determined modular connection. The vertical member includes an elongate intermediate section forming the majority of the vertical member of a first diameter greater than the reduced diameter. The intermediate section at a lower edge includes an integral spigot of the reduced diameter. A reinforcing sleeve is fixedly secured to the upper section above the rosette and forms a spigot receiving socket. The vertical member has higher capacity due to the larger diameter intermediate section while maintaining modularity of the scaffolding system.Type: GrantFiled: October 1, 2014Date of Patent: August 1, 2017Assignee: Athos Construction Products Inc.Inventor: Peter J. Rogers
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Patent number: 9714541Abstract: A ladder top for a stepladder includes a plane having a front and a rear. The plane has a bin for holding small parts and having a shape to hold a propane tank adjacent the front of the plane. The plane has at least one screwdriver hole. The plane has a drill holster. The plane has a hammer/pipe wrench hole. The plane has a channel lock slot. The plane has a pipe holder extending along the length of the pipe for holding pipe. A method for using a ladder top for a stepladder.Type: GrantFiled: September 9, 2013Date of Patent: July 25, 2017Assignee: Werner Co.Inventor: Kyle G. Astor
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Patent number: 9707678Abstract: A combined step stool and workpiece support device has a folding frame with a rigid front leg structure including front legs and a first support bar interconnecting the front legs at an upper end thereof. The frame also includes a rear leg structure including rear legs, each being pivoted to a front leg via a first hinge for movement of the rear leg structure between a use position and a storage position. Portions of the front legs above the first hinges and the first support bar form a first workpiece support bracket. The device includes a pivotable rigid second workpiece support bracket with a pair of arms, each having a lower end pivotally connected via a second hinge to the frame. The second support bracket is pivotal between a use position and a collapsed position.Type: GrantFiled: September 22, 2014Date of Patent: July 18, 2017Assignee: Lampe Holding B.V.Inventors: Caspar Bernard Lampe, Maarten Olden
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Patent number: 9701525Abstract: The elevating lift includes a stabilizer base with extendable legs to provide minimum to maximum stability during use and transport. A lift system is fixed to the stabilizer base, and a platform assembly is mounted to the top of the base to be selectively raised or lowered by the lift system. The lift system utilizes a plurality of telescoping cage assemblies interconnected to extend or retract relative to each other. A drive assembly with an extendable lift mast is mounted to the stabilizer base to act on the cage assemblies to raise or lower the same. A drive train coupled to the telescoping cage assemblies enables relative extension and retraction of the cage assemblies. An adjustable guardrail is mounted to a platform of the platform assembly to provide safety for the user.Type: GrantFiled: August 4, 2016Date of Patent: July 11, 2017Inventors: Kan Cui, Margaret C. Liu, Samuel K. Liu
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Patent number: 9689204Abstract: A stepladder provided with a coupling frame in the shape of an equilateral triangle, a front support, a rear right support, a rear left support, and spread stoppers for stopping the front support, the rear right support, and the rear left support from spreading. The front support is rotationally attached to a front shaft of the coupling frame, the rear right fixing member is rotationally attached to a right shaft, and the rear left fixing member is rotationally attached to a left shaft. The rear left support and the rear right support are detachably mounted to the rear left fixing member and the rear right fixing member, respectively. The supports of the stepladder are coupled by the spread stoppers, whereby the three supports are restricted from being displaced forward, to the right rear, and to the left rear.Type: GrantFiled: January 29, 2014Date of Patent: June 27, 2017Inventors: Tokuo Aoi, Tazuko Aoi
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Patent number: 9689206Abstract: A ladder safety device and kit includes gutter grabber devices that attach to a gutter. The gutter grabber devices are mounted on the gutter lip and fit the ladder's rail to neutralize side to side movement as the ladder rail potentially can slide across the gutter's edge as the user climbs it and mounts the roof. The safety device also includes a ratchet and lashing strap device to hold the ladder firmly to the gutter when any force, such as accidental kickback, pushes the ladder away from the gutter. Working in tandem, the gutter grabber devices and the safety strap with a ratchet and hooks virtually eliminate significant side to side as well as front to back movement of the ladder, preventing the ladder from slipping, while having a convenient and compact design allowing it to be carried around easily by the user.Type: GrantFiled: December 21, 2015Date of Patent: June 27, 2017Inventor: Joseph M. Weston
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Patent number: 9683380Abstract: A standard (10) of a scaffolding system (1), comprising an elongate tubular wall (12), having a central longitudinal axis (Ls), and at least one supporting projection (14) that protrudes radially outwardly from said tubular wall (12). When the standard (10) is in a vertical orientation, the supporting projection (14), seen in a tangential direction (Ts) relative to the longitudinal axis (Ls), forms an annular supporting surface (16) that encircles the tubular wall (12) and that defines alternating elevations (18) and depressions (20). Also disclosed is a ledger (30) with ledger couplings (40) configured for cooperation with said standard (10).Type: GrantFiled: March 22, 2012Date of Patent: June 20, 2017Assignee: Scafom International B.V.Inventor: Franciscus Jozef Leonardus Hubertus Brinkmann
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Apparatuses and methods for providing high electrical resistance for aerial work platform components
Patent number: 9683379Abstract: Methods, systems and apparatuses for providing high electrical resistance for an upper control assembly (including control handles) of an aerial lift are provided through an isolation member that is integral to the upper control assembly and interposed between fluid lines in the control assembly and a set of fluid conduits that extend from the control assembly towards other portions of the aerial lift. The isolation member is a dielectric element that comprises a manifold that is made of material that is substantially electrically non-conductive, and that has a plurality of through-holes or hoses configured to allow hydraulic fluid to flow through the isolation member into and out of the fluid lines and conduits. These methods, systems and apparatuses are preferably used in upper control assemblies of aerial platforms that can carry one or more operators in order to prevent such operators from electrocution when controlling the lift.Type: GrantFiled: June 1, 2012Date of Patent: June 20, 2017Assignee: Time Manufacturing CompanyInventors: James Randall Christian, Andrew Keith Palican -
Patent number: 9682849Abstract: A stepless ladder is provided that may comprise a frame adapted to support the weight of a user, a track attached to a portion of the frame, an escalating member attached to the track, the escalating member for supporting the weight of the user, and an escalating assembly adapted to raise and lower the escalating member along the track.Type: GrantFiled: March 7, 2016Date of Patent: June 20, 2017Inventor: Thomas G. Duff
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Patent number: 9681655Abstract: A tree stand includes a frame and a strap for attaching the frame to a tree. The strap includes engagement features and a latch is pivotably coupled to the frame for selectively engaging the engagement features. The latch is pivotable between a locked position for engaging the engagement feature of the strap and an unlocked position for being disengaged with the engagement feature of the strap. The latch includes a finger extending from the body receiving the engagement feature when the latch is in the locked position.Type: GrantFiled: July 30, 2014Date of Patent: June 20, 2017Assignee: Hunt Strategy, LLCInventors: Scott Lee, Robert Butcher
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Patent number: 9681656Abstract: A method of preventing or minimizing trespassing of a hunting tree stand and an apparatus therefor. The abstract of the disclosure is submitted herewith as required by 37 C.F.R. §1.72(b). As stated in 37 C.F.R. §1.72(b): A brief abstract of the technical disclosure in the specification must commence on a separate sheet, preferably following the claims, under the heading “Abstract of the Disclosure.” The purpose of the abstract is to enable the Patent and Trademark Office and the public generally to determine quickly from a cursory inspection the nature and gist of the technical disclosure. The abstract shall not be used for interpreting the scope of the claims. Therefore, any statements made relating to the abstract are not intended to limit the claims in any manner and should not be interpreted as limiting the claims in any manner.Type: GrantFiled: April 13, 2016Date of Patent: June 20, 2017Inventor: Glenn Minerva
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Patent number: 9675824Abstract: A fall rescue apparatus (10) for mounting on the roof of a building includes a spike (28) mounted to an extendable support arm (27) and shaped to penetrate the roof in response to the pull of a tether (35) connected to a falling worker. An elbow linkage (39) unfolds as the spike is extended into the roof for guiding and supporting the spike against the roof.Type: GrantFiled: May 14, 2015Date of Patent: June 13, 2017Inventor: Charles J. MacKarvich
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Patent number: 9677333Abstract: An unfurlable rescue ladder. The ladder includes a progress capture element allowing someone who deploys the ladder for rescuing a person who has fallen to also assist the person to climb the ladder.Type: GrantFiled: October 1, 2014Date of Patent: June 13, 2017Assignee: Climb Tech, LLCInventors: Karl Guthrie, Ivan A. J. Kekahuna
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Patent number: 9677336Abstract: A removable ladder step for providing a load support mountable to rung-ladders that have various rung cross-sections and/or various side rail depths. The removable ladder step has a load-supporting structure and a pair of adjustable holding devices connected thereto. The load-supporting structure has an upper wall connected to a front wall and to a rung-engaging wall. The upper wall configured to support a load thereon. A base member in a form of an elongated body is connected to the front wall and to the rung-engaging wall. An engaging space is formed in the rung-engaging wall for receiving and engaging a rung. Each of the adjustable holding devices has a holding member and a rail spacer connected thereto. The rail spacer is used to control a distance between a side rail and the holding member to accommodate ladders having various side rail depths.Type: GrantFiled: May 23, 2016Date of Patent: June 13, 2017Inventor: Abid Ali Najey
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Patent number: 9663991Abstract: A ladder including a first stringer and a second stringer spaced transverse from each other is provided. Each of the first and second stringers defines a channel and includes a plurality of crosspieces disposed in the channels of the first and second stringers. A plurality of rungs are spaced along and coupled between the first and second stringers. Each of the rungs has a horizontal portion and a vertical portion extending from the first stringer to the second stringer. A plurality of ribs are spaced along and coupled between the horizontal and vertical portions of the rungs.Type: GrantFiled: August 24, 2012Date of Patent: May 30, 2017Assignee: BASF SEInventors: Peter A. Zorney, William J. McMaster, Ankur Bhosale
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Patent number: 9656845Abstract: The aerial lift includes a chassis equipped with elements for moving over the ground surface, a mast, a platform (10) supported by the mast, a control console mounted on the platform and including elements for controlling movements of the platform, and a safety bar mounted so as to tilt or slide relative to the console, designed to control the operation of the control elements. This safety bar is intended to assume a first, idle position where the safety bar does not prevent the operation of the control elements, and a second position, wherein the safety bar inhibits the operation of the control elements. When it tilts or slides between the first position and the second position, the safety bar assumes an intermediate position where it does not prevent the operation of the control elements and wherein it activates warning elements.Type: GrantFiled: June 24, 2014Date of Patent: May 23, 2017Assignee: HAULOTTE GROUPInventors: Sebastian Dittus, Christophe Carrillo
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Patent number: 9643034Abstract: An improved fall arrest lanyard apparatus and method for decelerating and arresting a user from impacting the ground after a fall, along with an integrated, deployable etrier. After the fall sequence has ended, the user may use the etrier to relieve tension in an upper portion of the lanyard and thereby disconnect the lanyard from the user while suspended.Type: GrantFiled: April 12, 2016Date of Patent: May 9, 2017Assignee: Tech Safety Lines, Inc.Inventor: Brent Wise
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Patent number: 9644375Abstract: A portable pathway apparatus for providing a path over a surface, the portable pathway comprising: a pliable frame member; a row of mating holes disposed on each side of the pliable frame member; a set of steps coupled to the pliable frame member; wherein one or more of the set of steps is coupled to the pliable frame member with a mount that aligns with the row of mating holes on each of the corresponding sides of the pliable frame member.Type: GrantFiled: February 22, 2015Date of Patent: May 9, 2017Inventor: Martin Stanaland