Patents by Inventor Libin Chen

Libin Chen 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).

  • Publication number: 20200323346
    Abstract: A folding chair includes two folding mechanisms which are symmetrical about the first plane, a first X-shaped folding frame and a second X-shaped folding frame. The folding mechanism includes a first supporting rod, a second supporting rod, a first active rod, a second active rod, a first connecting rod; and a first X-shaped folding frame. The first X-shaped folding frame includes two first transmission rods, and middle portions of the two first transmission rods are hinged at an eighth hinge point. The two first transmission rods can rotate around a seventh axis passing through a seventh hinge point. The second X-shaped folding frame includes two second transmission rods. Middle portions of the two second transmission rod are hinged at the eighth hinge point, and the two second transmission rods can rotate around an eighth axis passing through the eighth hinge joint.
    Type: Application
    Filed: August 19, 2019
    Publication date: October 15, 2020
    Inventor: Libin CHEN
  • Publication number: 20200305606
    Abstract: A folding mechanism includes a rocking bar, wherein the rocking bar includes an arc-shaped portion that is in contact with the ground; a first supporting bar, wherein a portion of the first supporting bar near the first end portion thereof is pivotally connected to the first connecting member through the first pivotal shaft. The first connecting member is connected to the rocking bar and can slide along the rocking bar. A second connecting member is directly connected to a portion of the first supporting bar near the second end portion thereof. A folding rocking chair includes two groups of folding mechanisms, a front cross mechanism and a rear cross mechanism. The two groups of the folding mechanisms are symmetrical about a center plane.
    Type: Application
    Filed: January 6, 2020
    Publication date: October 1, 2020
    Inventor: Libin CHEN
  • Patent number: 10786083
    Abstract: A folding chair includes a seat surface and a frame. The frame includes two front leg bars, two rear leg bars, two backrest bars, front crossed bars arranged between the two front leg bars, rear crossed bars arranged between the two rear leg bars, left crossed bars arranged between the left front leg bar and the left rear leg bar, and right crossed bars arranged between the right front leg bar and the right rear leg bar. The upper portions of the two front leg bars are provided with front hinge members. The front sliding sleeves are provided on the two front leg bars under the front hinge members. The stop lockers are provided on the two rear leg bars. The backrest sliding sleeves are provided on the two backrest bars.
    Type: Grant
    Filed: January 22, 2017
    Date of Patent: September 29, 2020
    Inventor: Libin Chen
  • Publication number: 20200281357
    Abstract: A folding chair includes a seat surface and a frame. The frame includes two front leg bars, two rear leg bars, two backrest bars, front crossed bars arranged between the two front leg bars, rear crossed bars arranged between the two rear leg bars, left crossed bars arranged between the left front leg bar and the left rear leg bar, and right crossed bars arranged between the right front leg bar and the right rear leg bar. The upper portions of the two front leg bars are provided with front hinge members. The front sliding sleeves are provided on the two front leg bars under the front hinge members. The stop lockers are provided on the two rear leg bars. The backrest sliding sleeves are provided on the two backrest bars.
    Type: Application
    Filed: January 22, 2017
    Publication date: September 10, 2020
    Inventor: Libin CHEN
  • Patent number: 10455942
    Abstract: A folding support includes a linkage mechanism having two crossed and hinged linkage rods, and two mirror-image support mechanisms. Each support mechanism includes an upright rod, a sliding sleeve, a connector, and two diagonal bracing mechanisms. The sliding sleeve is slidably received on the upright rod. Each diagonal bracing mechanism includes a diagonal bracing rod and a bottom frame rod. An upper end of the diagonal bracing rod is hinged with the sliding sleeve, and a lower end of the diagonal bracing rod is hinged with one end of the bottom frame rod. An opposite end of the bottom frame rod is hinged with the connector, and a lower end of one linkage rod is hinged with the connector. A folding chair including the above-mentioned folding support is also disclosed. The folding chair with such folding support is easy to fold and has good supporting effect.
    Type: Grant
    Filed: June 26, 2018
    Date of Patent: October 29, 2019
    Inventor: Libin Chen
  • Publication number: 20190290007
    Abstract: The application provides a folding chair and a folding support thereof. The folding chair comprises the folding support. A seat cushion cloth is arranged on said folding support, and two sides of said seat cushion cloth are mirror-arranged with hanging portions. Each of said hanging portions corresponds to one upright rod, two ends of said hanging portion are fixedly connected with said seat cushion cloth, and said hanging portion is fixed on an upper end of said upright rod. This folding chair is easy to fold and has good support effect.
    Type: Application
    Filed: June 26, 2018
    Publication date: September 26, 2019
    Inventor: Libin Chen
  • Patent number: 9387422
    Abstract: An embedded type, inverted-filtering and anti-clogging emitter comprises a first component and a second component which are mutually fixed, and a filter cloth sandwiched between the first component and the second component; the first component is provided with a hollowed-out portion which is capable of exposing the filter cloth, and the second is provided with a pressing portion to press the filter cloth against the first component, which completely covers the hollowed-out portion on the projection plane, and presses against the filter cloth along the edge of the hollowed-out portion, whereby water in the water pipeline has to successively pass through the diversion channel, the filter cloth pressed by the pressing portion, and the hollowed-out portion to the water outlet.
    Type: Grant
    Filed: May 10, 2013
    Date of Patent: July 12, 2016
    Assignee: SHANGHAI YINE GREEN TECHNOLOGY CO., LTD.
    Inventor: Libin Chen
  • Publication number: 20150136686
    Abstract: The present invention discloses an embedded type, inverted-filtering and anti-clogged emitter and drip irrigation pipe (tape). The emitter comprises a first component and a second component which are mutually fixed, and a filter cloth sandwiched between the first component and the second component; the first component and/or the second component are provided with a diversion channel, the first part is also provided with a water outlet channel which is capable of exposing the filter cloth and enabling the filter cloth to communicate with a water outlet of a water pipe, the part around the water outlet channel is fixed with the inner wall of the water pipe, and the filter cloth sandwiched between the first component and the second component is a medium leading the diversion channel to the water outlet channel.
    Type: Application
    Filed: May 10, 2013
    Publication date: May 21, 2015
    Inventor: Libin Chen
  • Publication number: 20140298723
    Abstract: The present invention discloses a self-infiltration irrigation, assemblable, obliquely inserted modular multifunctional wall greening apparatus comprising a pot body and a case body. A face having a hollowed-out portion allowing the pot body to be inserted into the case body is a front panel. The bottom of the pot body faces down to be obliquely inserted into the interior of the case body from the hollowed-out portion of the front panel. The lower end of the bottom of the pot body inserted into the case body is provided with a water inlet. The upper part of the case body has a water inlet part, the lower part thereof is provided with a water outlet, and the water inlet of the pot body is located between the water outlet and a bottom plate of the case body.
    Type: Application
    Filed: October 29, 2012
    Publication date: October 9, 2014
    Inventors: Libin Chen, Yunzhen Chen
  • Publication number: 20140217784
    Abstract: A strong collapsible chair has a frame and a soft panel attached to the frame. The frame has right and left front tube legs, right and left rear legs, right and left armrest bars pivotally linked to respect right front and right rear legs and respect left front and left rear legs, right and left front lower legs slidably inserted in respective right and left front tube leg, right and left front feet fixed to right and left front lower legs, right and left front supporters respectively fixed to right and left front legs, a pair of front scissoring bars, right and left seat bars, right and left backrest bars, right and left first sleeves, right and left reinforcement bars, right and left rear feet, and a pair of rear scissoring bars.
    Type: Application
    Filed: August 16, 2011
    Publication date: August 7, 2014
    Inventor: Libin Chen
  • Publication number: 20140013504
    Abstract: A foldable bed having a frame and a cover attached to the frame. The frame has two handles, four legs and two identical side beams which is linked with four pairs of scissoring bars. All parts are able to be solid therefore a strength thereof can be significantly increased and a noise bring by telescoping tubes may be eliminated.
    Type: Application
    Filed: July 11, 2012
    Publication date: January 16, 2014
    Inventor: Libin Chen
  • Patent number: 8292361
    Abstract: A collapsible chair has a frame and a cover attaching thereto. The frame has a left side stand and an identical right side stands, which linked by four pairs of scissoring linking bars. A hook frame and a pillar frame are provided pivotally linked to the frame. The pillar frame has side pillars securely formed thereon and the hook frame has hooks defined in an end thereof. The hooks and the pillars are able to engage when the collapsible chair is fully expanded, which makes the collapsible chair self-stable and much safer: a loose or broken soft cover or attachment thereof to the frame will not cause breakdown of the whole frame which may serious injure the user.
    Type: Grant
    Filed: January 10, 2010
    Date of Patent: October 23, 2012
    Inventor: Libin Chen
  • Publication number: 20120175917
    Abstract: A collapsible chair has a frame and a soft panel attached to the frame. The frame has a pair of front legs, rear legs, seat bars, sleeves, backrest bars, armrest bars, front scissoring bars, slide blocks, rear scissoring bars, backrest adjustment devices each having at least one positioning pin securely formed on one joint and one corresponding guiding groove being securely fixed to each armrest bar and having a plurality of notches for accommodating each positioning pin, and a latch having two pivotally linking poles each pivotally linked to one of the two rear scissoring bars. The collapsible chair is simply operable and the backrest portion of which is simply adjustable with a user sitting on a seat portion thereof.
    Type: Application
    Filed: January 6, 2011
    Publication date: July 12, 2012
    Inventor: Libin Chen
  • Patent number: 7996935
    Abstract: A light and credible foldable hanging bed having a frame and a fabric attached thereto. The frame has seats and successive supporting arms linked thereto. Linking poles are provided to move the supporting arms and sponge sleeves may be used for holding by hands of a user. With the successive first and second supporting arms, the joint and check element are saved and the risk of break of the joint is diminished and a weight will be able to be lowered.
    Type: Grant
    Filed: March 17, 2010
    Date of Patent: August 16, 2011
    Inventor: Libin Chen
  • Publication number: 20110169304
    Abstract: A collapsible chair has a frame and a cover attaching thereto. The frame has a left side stand and an identical right side stands, which linked by four pairs of scissoring linking bars. A hook frame and a pillar frame are provided pivotally linked to the frame. The pillar frame has side pillars securely formed thereon and the hook frame has hooks defined in an end thereof. The hooks and the pillars are able to engage when the collapsible chair is fully expanded, which makes the collapsible chair self-stable and much safer: a loose or broken soft cover or attachment thereof to the frame will not cause breakdown of the whole frame which may serious injure the user.
    Type: Application
    Filed: January 10, 2010
    Publication date: July 14, 2011
    Inventor: Libin Chen
  • Publication number: 20110030589
    Abstract: A foldable table has a frame and a panel removably placed thereon. The frame has a pair of beams, four legs pivotally linked to ends of the beams with four links, a sleeve slidable with respect to each leg, a pair of scissoring end bars linking sleeves and links of each same ends of opposite beams, a tilt bar linking each sleeve and respect beam. The foldable table is able to be folded or expanded by a one-step simple operation and has a small folded volume and a large expanded use area.
    Type: Application
    Filed: August 5, 2009
    Publication date: February 10, 2011
    Inventor: Libin Chen
  • Patent number: 7770246
    Abstract: A foldable bed having a frame and a cover attached to the frame. The frame has two handles, two identical side beams each having a pair of groove beams pivotally connected to one of the handles, connectors and bars pivotally connected to the handles or the connectors. The foldable bed is able to be folded by a simple action of pulling the handle upward meanwhile stepping on the peddling member. And it is able to be expanded by a simple action of breaking off the two groove beams with two hands of a user. Furthermore, the foldable bed occupies relatively small storing space when folded since a width of the folded bed is much shorter than that of the expanded one's.
    Type: Grant
    Filed: December 4, 2007
    Date of Patent: August 10, 2010
    Inventor: Libin Chen
  • Publication number: 20100171342
    Abstract: A telescoping foldable chair having a skeleton having a pair of lower leg frames of U shape each having a pair of outer legs connected with a ground bar, a pair of upper leg frames of inverted U shape each having a pair of inner legs connected with a top cross bar respectively slidable contained in one of the outer legs, a front and a rear sets each having a pair of inner tubes respectively pivotally linked to the top cross bars, a pair of outer tubes respectively pivotally linked to one lower end of the outer leg frames, and a central link which pivotally connects free ends of the inner and outer tubes, and, a sitting cloth attached on the skeleton. The telescoping foldable chair has a strong structure yet small folded volume.
    Type: Application
    Filed: January 2, 2009
    Publication date: July 8, 2010
    Inventor: Libin Chen
  • Patent number: 7698756
    Abstract: A stronger foldable bed having a frame and a foldably soft cover attached thereto. The frame has two pairs of side bars each pivotally connected to a central link, a tilt leg pivotally connected to a free end of each side bar, three pairs of scissoring end or middle bars linking the two pairs of side bars, a pair of middle leg each containing a telescoping leg, a reinforcing bar each pivotally connected to one side bar and a sleeve covering on each tilt leg, and a journey limit formed on each tilt leg. The foldable bed is longitudinal stable, simple and strong, without sacrificing the easiness of operation of folding and expanding. The foldable bed has a tent attached thereto with the aid of slide fasteners.
    Type: Grant
    Filed: September 9, 2009
    Date of Patent: April 20, 2010
    Inventor: Libin Chen
  • Patent number: 7661159
    Abstract: A stronger foldable bed having a frame and a foldably soft cover attached thereto. The frame has two pairs of side bars each pivotally connected to a central link, a tilt leg pivotally connected to a free end of each side bar, three pairs of scissoring end or middle bars linking the two pairs of side bars, a pair of middle leg each containing a telescoping leg, a reinforcing bar each pivotally connected to one side bar and a sleeve covering on each tilt leg, and a journey limit formed on each tilt leg. The foldable bed is longitudinal stable, simple and strong, without sacrificing the easiness of operation of folding and expanding.
    Type: Grant
    Filed: March 23, 2009
    Date of Patent: February 16, 2010
    Inventor: Libin Chen