Patents Examined by David R. Dunn
  • Walking assitant robot
    Patent number: 11419781
    Abstract: A walking assistant robot, comprising a main frame body (1), a foot walking mechanism for alternating walking, an auxiliary device (2) and a control device; the walking mechanism, the auxiliary device (2) and the control device are all disposed on the main frame body (1); the control device is connected with the walking mechanism; the auxiliary device (2) includes auxiliary feet (201), and the auxiliary feet (201) are disposed in front of and/or behind the walking mechanism along the walking direction. The foot walking mechanism is used to realize the basic function of the robot walking forward; auxiliary feet (201) are disposed in the walking direction such that the walking mechanism still has, at the moment of foot alternation, multiple supporting points in contact with the ground. Therefore, the mechanism is slip-and-fall-resistant, stable and reliable and guarantees the user safety.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: August 23, 2022
    Assignee: GUANGZHOU ZUBU MEDICAL TECHNOLOGY CO., LTD.
    Inventor: Yifei Fan
  • Child safety seat and related spin lock mechanism
    Patent number: 11420540
    Abstract: A child safety seat includes a base, a seat body and a spin lock mechanism. The seat body is movably disposed on the base and switchable relative to the base between a forward facing position and a rearward facing position. The spin lock mechanism is for allowing and restraining switching movement of the seat body relative to the base and includes a pivoting component and a locking component. The pivoting component is pivotally connected to one of the base and the seat body. The locking component is movably connected to the pivoting component for engaging with and disengaging from the other of the base and the seat body. The locking component can be driven by a pivoting movement of the pivoting component to disengage from the other of the base and the seat body to allow the switching movement of the seat body relative to the base.
    Type: Grant
    Filed: June 1, 2020
    Date of Patent: August 23, 2022
    Assignee: Wonderland Switzerland AG
    Inventor: Bruce L. Williams
  • Tent apparatus and method of manufacture
    Patent number: 11421439
    Abstract: A tent apparatus and method of manufacture are described herein. The tent apparatus may comprise a tent body, a frame, and/or other components. The tent body may include a first portion configured to be substantially enclosed within the bed of the pickup truck in an as-used mode of the tent apparatus, and a second portion that extends from the first portion such that the second portion is exposed to an environment above a bed of a pickup truck in the as-used mode. The frame may be integrally coupled to the tent body, and configured to articulate between a closed position and an open position. The frame may comprise a central hub coupled to the tent body at a central coupling point; and support members that extend from the central hub to coupling points on the tent body to integrate the frame with the tent body.
    Type: Grant
    Filed: October 6, 2021
    Date of Patent: August 23, 2022
    Assignee: Weave Composites
    Inventor: Nathan Thomas Sargent
  • Support assembly for advertisement or photography
    Patent number: 11423809
    Abstract: A support assembly for advertisement or photography, comprising a support bracket and a reversible cloth structure attachable to the support bracket. The cloth structure includes at least two pieces of cloth that are quadrilaterals with a same size and overlapped with one another. The upper and lower adjacent edges of the at least two pieces of cloth are respectively joined together to form an upper joined edge and a lower joined edge so as to form a channel between each two adjacent pieces of cloth. The other opposite edges on the left and right sides of the at least two pieces of cloth respectively form a channel entrance and a channel exit. The upper and lower joined edges can be turned over toward the channel entrance, inserted into the channel and pulled out from the channel exit to turn the inner surfaces of two adjacent pieces of cloth outward.
    Type: Grant
    Filed: November 17, 2020
    Date of Patent: August 23, 2022
    Inventor: Chien-Ting Lin
  • Pop-up with lock mechanism
    Patent number: 11417243
    Abstract: A pop-up structure with a lock mechanism that functions to retain the pop-up structure in an unfolded or fully erect configuration. The lock mechanism contains a base panel, main panel, locking tab and one or more stopper mechanisms. The lock mechanism interacts with the pop-up structure and is mainly contained within a cavity of the pop-up structure. The lock mechanism can be accessed through an opening in a base. Users may move a lock tab clockwise to retain the pop-up structure in an open position and then move the lock tab counterclockwise to close the pop-up structure.
    Type: Grant
    Filed: October 20, 2020
    Date of Patent: August 16, 2022
    Assignee: American Greetings Corporation
    Inventor: Joseph Bucco
  • Canopy frame including tension member system
    Patent number: 11408195
    Abstract: A collapsible canopy frame includes a plurality of side poles, a plurality of edge scissor assemblies coupling adjacent side poles from among the plurality of side poles to each other, a center pole to support a canopy covering, a plurality of center pole ribs each coupling the center pole to a respective side pole of the adjacent side poles; a plurality of support members coupling the plurality of center pole ribs to the adjacent side poles, the plurality of support members being coupled to the plurality of center pole ribs through respective joints that are movable along respective center pole ribs from among the plurality of center pole ribs, and one or more tension members coupled to the plurality of center pole ribs.
    Type: Grant
    Filed: December 17, 2020
    Date of Patent: August 9, 2022
    Assignee: Caravan Canopy Int'l, Inc.
    Inventors: David Charles Hudrlik, Jason Scott Hudrlik
  • Vehicle seat recliner
    Patent number: 11407337
    Abstract: Disclosed herein is a vehicle seat recliner. A center boss of an external gear includes a first end and a second end having a larger diameter than the first end. Since the load of the center boss is easily distributed, it is possible to secure smooth operation performance by preventing the deformation of the center boss even though a strong external force is applied to the recliner. Since there is no need to perform heat treatment on the center boss for securing the strength thereof, manufacturing costs are reduced.
    Type: Grant
    Filed: November 5, 2020
    Date of Patent: August 9, 2022
    Assignee: DAS CO., LTD.
    Inventor: Sang Jun Lee
  • Portable hunting blind system
    Patent number: 11401727
    Abstract: A portable hunting blind system is provided comprising a hunting blind having a plurality of frame members supporting a blind cover. Each of the plurality of frame members may terminate at one or more pivot joints and the blind cover may comprise a plurality of windows each defined by a flap and a coupling seam. The hunting blind may transition between an active state, a transitional state and an inactive state. In the active state, each of the plurality of frame members may be disposed relative one another about the one or more pivot joints at an angle between 15 and 180 degrees. In the inactive state, each of the plurality of frame members may be disposed relative one another about the one or more pivot joints at an angle between 0 and 15 degrees.
    Type: Grant
    Filed: February 24, 2021
    Date of Patent: August 2, 2022
    Inventor: Charles Shirley
  • Camouflage material, for a hunting blind
    Patent number: 11399535
    Abstract: Mesh material is presented for a hunting blind with a camouflage pattern printed on a first side and a second side with a color coating. The mesh material is partially transmissive such that a portion of incident radiation from an exterior of the hunting blind is reflected back into the exterior, a portion of incident radiation from an interior of the hunting blind is transmitted through the mesh material to the exterior and an intensity ratio of the reflected portion to the transmitted portion during daylight conditions is above a threshold value such that the exterior of the hunting blind is visible from the interior and the interior of the hunting blind is not visible from an exterior of the hunting blind. A hunting blind is also provided that includes a frame including frame members and panels of the mesh material attached to the frame members.
    Type: Grant
    Filed: June 11, 2021
    Date of Patent: August 2, 2022
    Assignee: RUGGED CROSS HUNTING BLINDS LLC
    Inventors: Christopher M. Seaton, Timothy R. Seaton
  • Removable display system
    Patent number: 11398169
    Abstract: Selectively coupling a display to a window utilizing coupling mechanisms positioned within depressions of a display to selectively couple the display to a window of an automobile to retain aerodynamic properties.
    Type: Grant
    Filed: August 27, 2020
    Date of Patent: July 26, 2022
    Assignee: HUSEMAN CONSULTING ENGINEERS, LLC
    Inventors: Joseph Huseman, Trevor Ferril, Gregory Huseman, Coly Whipple
  • Portable frame
    Patent number: 11389358
    Abstract: A portable frame apparatus and associated methods of use are disclosed. The apparatus includes a frame. The frame includes a first support member, a second support member, and at least one connecting member. The connecting member is configured to be coupled to the first support member at a first end of the connecting member and to the second support member at a second end of the connecting member. The first support member, the second support member and the connecting member form a rigid structure that provides support to a user of the portable frame apparatus.
    Type: Grant
    Filed: June 22, 2020
    Date of Patent: July 19, 2022
    Assignee: Thought Forward Design, Inc.
    Inventors: Henry R. Kaufman, Meryl L. Unger
  • Fitting for motor-vehicle interior
    Patent number: 11390202
    Abstract: The invention relates to a fitting (10) for a vehicle interior comprising a base (11) and comprising a pivotable part (12) that is pivotable relative to the base about a pivot axis (a) between a first position and a second position, comprising a brake (20) with a first sliding structure (23) on the base (11) having at least one first slide surface (21) and a second sliding structure (25) on the arm support (12) having at least one second slide surface (22), wherein the second slide surface (22) is motion-connected to the arm support (12). The particular feature is that the first slide surface (21) and/or the second slide surface (22) is formed at least partially as a ramp (24).
    Type: Grant
    Filed: November 15, 2018
    Date of Patent: July 19, 2022
    Assignee: GRAMMER AG
    Inventors: Martin Stuiber, Maximilian Kotz
  • Tiltable umbrella with removable guide track
    Patent number: 11388963
    Abstract: A tilt device for an umbrella is a guide track assembly disposed in one of a first tilt member and a second tilt member. The guide track assembly has a first guide track member and a second guide track member. An enclosed guide track is within the guide track assembly. The guide track assembly is slideably received within the first tilt member. A driver that has an upper portion disposed in the second tilt member and a lower portion. The lower portion is disposed in the enclosed guide track. The enclosed guide track is configured to guide movement of the lower portion of the driver within the first tilt member. Movement of the driver causes the second tilt member to tilt relative to the first tilt member. The guide track assembly includes an open channel forming a part of a cord channel through the tilt device.
    Type: Grant
    Filed: August 28, 2020
    Date of Patent: July 19, 2022
    Inventor: Zhun-An Ma
  • Walking stick with integrated water filtration
    Patent number: 11382394
    Abstract: An embodiment includes a walking stick. The walking stick includes a rod assembly, a water purification assembly, and a manual pump. The rod assembly extends from a first end to a second end that is opposite the first end along a longitudinal direction of the rod assembly. The rod assembly includes at least one rod portion. The water purification assembly is integrated with the rod assembly. The manual pump is configured to impose a pressure gradient in the water purification assembly. The manual pump includes a plunger that is physically coupled to a handle portion. Motion of the plunger relative to the water purification assembly draws water into an inlet tube that is positioned in the rod portion and through the water purification assembly. The motion of the plunger results from translation of the handle portion in substantially the longitudinal direction of the rod assembly.
    Type: Grant
    Filed: July 5, 2019
    Date of Patent: July 12, 2022
    Inventors: Kyle Cobb Stringham, Taylor Hill, Margaret Goetzen, Jonathan Hart
  • Simulated Ghana Christmas hut
    Patent number: 11382446
    Abstract: Disclosed herein is a simulated Ghana Christmas hut, in accordance with some embodiments. Accordingly, the simulated Ghana Christmas hut comprises a base structure and huts. Further, the base structure is configured to be disposed on a surface. Further, the huts are supported on the base structure. Further, the huts are stacked on the base structure in a vertical direction based on a hut size of the huts. Further, each hut comprises a side wall and a roof corresponding to the hut size of each hut. Further, the roof is attached to the side wall along a top edge of the side wall for forming a hut interior space. Further, the side wall of each hut comprises an opening leading into the hut interior space of each hut. Further, the side wall and the roof of each hut are comprised of coconut fronds.
    Type: Grant
    Filed: March 29, 2021
    Date of Patent: July 12, 2022
    Inventors: Flora Amerley Trebi-Ollennu, John Kwaku Deheer Adjaye
  • Tent and support device therefor
    Patent number: 11377869
    Abstract: A tent surface support device includes a support skeleton. The support skeleton is provided with a top rod that includes a middle top rod arranged in the middle of the top rod. The middle top rod is divided into a first portion and a second portion which are bendable toward each other. A connecting member is hinged between the first portion and the second portion, and a locking assembly configured to lock the two portions in an unbent state is provided between the first portion and the second portion. When tent is first set-up, the support skeleton is nested into the tent surface, and the first portion and the second portion of the middle top rod are bent. Then, the first and second portions of the middle top rod may be locked together to allow erection of the tent.
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: July 5, 2022
    Assignee: ZHEJIANG HENGFENG TOP LEISURE CO., LTD
    Inventor: Baoqing Yang
  • Outdoor umbrella frame having telescopic structure
    Patent number: 11375782
    Abstract: An outdoor umbrella frame has a telescopic structure, and includes an umbrella pole, a pull rod assembly and a rib assembly. The pull rod assembly includes a first pull rod and a second pull rod. The rib assembly includes a longer rib and a shorter rib, the umbrella pole may be telescopic along a length direction, and one or more of the first pull rod, the second pull rod, the longer rib and the shorter rib may be telescopic along a length direction. When the outdoor umbrella frame is assembled, the umbrella pole, the first pull rod, the second pull rod, the longer rib and the shorter rib are all in an extended and fixed state. When the outdoor umbrella frame is disassembled for packing, any one or more of the umbrella pole, the first pull rod, the second pull rod, the longer rib and the shorter rib are in a retracted state.
    Type: Grant
    Filed: December 28, 2020
    Date of Patent: July 5, 2022
    Assignee: ZHEJIANG YOTRIO GROUP CO., LTD
    Inventors: Yi Yang, Tongguo Wang, Jianqiang Xie
  • Truss system for video displays
    Patent number: 11380227
    Abstract: A truss system configured as a rectangular frame and a rigging plate is provided. The rectangular frame comprises an interconnected assembly of rectangular tubes. The rigging plate is removably attached to a top surface of the rectangular frame and includes an overhanging portion that overhangs a front side of the rectangular frame. The overhanging portion includes a plurality of attachment apparatuses for suspending at least one video display from the overhanging portion such that the video display(s) overhangs the front side of the rectangular frame.
    Type: Grant
    Filed: June 30, 2020
    Date of Patent: July 5, 2022
    Assignee: CHRISTIE DIGITAL SYSTEMS USA, INC.
    Inventors: Brett Alan Thierbach, Charles Thomas Laszyca
  • Canopy frame including tension member system
    Patent number: 11377870
    Abstract: A collapsible canopy frame includes a plurality of side poles, a plurality of edge scissor assemblies coupling adjacent side poles from among the plurality of side poles to each other, a center pole to support a canopy covering, a plurality of center pole ribs each coupling the center pole to a respective side pole of the adjacent side poles; a plurality of support members coupling the plurality of center pole ribs to the adjacent side poles, the plurality of support members being coupled to the plurality of center pole ribs through respective joints that are movable along respective center pole ribs from among the plurality of center pole ribs, and one or more tension members coupled to the plurality of center pole ribs.
    Type: Grant
    Filed: December 17, 2020
    Date of Patent: July 5, 2022
    Assignee: Caravan Canopy Int'l, Inc.
    Inventors: David Charles Hudrlik, Jason Scott Hudrlik
  • Vehicle seating assembly having lower leg support and suspension assembly
    Patent number: 11370341
    Abstract: A vehicle seating assembly includes a seat and a lower leg support. The seat includes a first end and a second end. The first and second ends are opposite to one another. The lower leg support is coupled to the seat at the second end and is movable relative to the seat between a retracted position and an extended position. A suspension assembly is coupled to the lower leg support. The suspension assembly includes a first end, a second end, and an intermediate portion. The first end of the suspension assembly is coupled to a portion of the seat. The second end of the suspension assembly is coupled proximate to a distal end of the lower leg support. A distance between an interior surface of the intermediate portion and an adjacent surface of each of the seat and the lower leg support may vary based on lower leg support position.
    Type: Grant
    Filed: April 2, 2020
    Date of Patent: June 28, 2022
    Assignee: Ford Global Technology, LLC
    Inventors: Johnathan Andrew Line, Jimmy Moua, Deeptej Kudav, S. M. Akbar Berry, Spencer Robert Hoernke, Macit Aktas, Spencer Hoin