Patents Assigned to GRANTEC (XIAMEN) CO., LTD.
  • Patent number: 11103076
    Abstract: A connecting structure of a bed frame is disclosed. The bed frame includes a frame and bed legs connected under the frame. The frame includes two lateral rods and two longitudinal rods connected to the lateral rods. Respective two sides of the lateral rods or the longitudinal rods are provided with mounting troughs for insertion of respective two end portions of the longitudinal rods or the lateral rods. An outer side surface of each of the mounting troughs is provided with at least one mounting hole. The lateral rods and the longitudinal rods are perpendicularly connected to each other through the mounting troughs. The structure of the bed frame is simple, and the installation is convenient.
    Type: Grant
    Filed: April 16, 2018
    Date of Patent: August 31, 2021
    Assignee: Grantec (Xiamen) Co., Ltd
    Inventor: Suk Kan Oh
  • Patent number: 11006763
    Abstract: An adjustable bed frame includes first and second bed frame units. The first bed frame unit includes a first longitudinal rod, a second longitudinal rod, a first transverse rod, and a first vertical rod. The first longitudinal rod, the second longitudinal rod, and the first transverse rod are all pivotally attached to the first vertical rod. A locating hole passes through a side of the first transverse rod. The second bed frame unit includes a third longitudinal rod, a fourth longitudinal rod, a second transverse rod, and a second vertical rod. The third longitudinal rod, the fourth longitudinal rod, and the fourth transverse rod are all pivotally attached to the second vertical rod. A locating pin is disposed on a side of the second transverse rod. In an assembled state, the second transverse rod fits inside the first transverse rod, and the locating pin protrudes out through the locating hole.
    Type: Grant
    Filed: April 7, 2020
    Date of Patent: May 18, 2021
    Assignee: Grantec (Xiamen) Co., Ltd
    Inventor: Suk Kan Oh
  • Patent number: 10820710
    Abstract: A bedhead frame and a bed frame structure having the bedhead frame are provided. The bedhead frame includes two vertical rods arranged symmetrically and at least one horizontal rod connected between the two vertical rods. Each of the vertical rods is an L-shaped structure. The horizontal rod and the vertical rods of the bedhead frame are detachable, which can be transported or stored conveniently. In particular, the vertical rods of the bedhead frame employ an L-shaped structure. When a mattress is installed to the bed frame structure having the bedhead frame, both sides of the mattress are just between upright sides and horizontal sides of the two vertical rods, thereby preventing the mattress from shifting.
    Type: Grant
    Filed: September 7, 2017
    Date of Patent: November 3, 2020
    Assignee: GRANTEC (XIAMEN) CO., LTD.
    Inventor: Suk Kan Oh
  • Patent number: 10702070
    Abstract: A bed frame includes a frame, bed legs, and a bed plank support frame. The frame includes two side boards, a head board, and a tail board. Respective bottoms of opposing sides of the two side boards are provided with a plurality of U-shaped connecting members, respectively. The bed plank support frame includes a plurality of support members. Two ends of each support member are connected to U-shaped connecting grooves of the corresponding U-shaped connecting members of the two side boards, respectively. The bed plank support frame is sunk when in use. After a bed plank is placed, there is a certain distance between the bed plank and the top of the frame, so that the frame can form four stop sides. After a mattress is placed on the bed frame, the mattress is restrained in the frame, not sliding.
    Type: Grant
    Filed: August 10, 2017
    Date of Patent: July 7, 2020
    Assignee: GRANTEC (XIAMEN) CO., LTD.
    Inventor: Suk Kan Oh
  • Patent number: 10646047
    Abstract: An adjustable bed frame structure includes a bed frame and bed legs. The bed frame includes a left side rod and a right side rod. A head support rod, a middle support rod and a tail support rod are connected between the left side rod and the right side rod. The head support rod, the middle support rod and the tail support rod each include a left support rod and a right support rod. The left support rod and the right support rod each have a plurality of adjustment holes. The bed legs include side legs and middle legs. Each of the middle legs has a locking portion at a top thereof to mate with the adjustment holes of the left support rod and the right support rod. The width of the bed frame can be adjusted as desired.
    Type: Grant
    Filed: August 10, 2017
    Date of Patent: May 12, 2020
    Assignee: GRANTEC (XIAMEN) CO., LTD.
    Inventor: Suk Kan Oh
  • Patent number: 10557492
    Abstract: A connecting structure of a bed frame is provided. The bed frame includes a frame, bed legs, and a bed plank support frame. Two side boards of the frame are provided with a plurality of support portions, respectively. One end of each of a plurality of support members of the bed plank support frame is connected to a corresponding one of the support portions of the side boards. Another end of each of the plurality of support members is connected to a corresponding one of support boards of the connecting spine. The connecting spine is designed as a -shaped structure, and the upright board is integrally formed with the support boards so that one end of each of the plurality of support members can be directly attached to the corresponding support board of the connecting spine, providing a simple structure and a stable support.
    Type: Grant
    Filed: August 10, 2017
    Date of Patent: February 11, 2020
    Assignee: GRANTEC (XIAMEN) CO., LTD.
    Inventor: Suk Kan Oh
  • Patent number: 10297242
    Abstract: A ukulele includes a ukulele main body and a circuit board. The ukulele main body includes a head, strings, a fret board, and a body. A front surface of the body is provided with a saddle and a bridge. The circuit board is disposed in the body. The circuit board includes a power supply module, a Bluetooth audio input module, a pickup module, a mixing module, and an audio output module. The ukulele can be played in conjunction with a smart phone accompaniment and ensure the timbre of playing.
    Type: Grant
    Filed: November 20, 2017
    Date of Patent: May 21, 2019
    Assignee: GRANTEC (XIAMEN) CO., LTD.
    Inventor: Bong Yol Kwak
  • Patent number: 9872571
    Abstract: A bedhead and a collapsible bed frame with the bedhead are provided. The bedhead includes at least two unitary frames. Each unitary frame has at least one storage room at a back thereof. After the collapsible bed frame is disassembled, it can be accommodated in the storage room of the bedhead. For transportation, the parts of the bed frame are accommodated in the storage room of the bedhead, and the unitary frames of the bedhead are folded to form a box. The volume of the bed frame and the bedhead after folded is reduced greatly to be transported and stored conveniently.
    Type: Grant
    Filed: May 26, 2017
    Date of Patent: January 23, 2018
    Assignee: GRANTEC (XIAMEN) CO., LTD.
    Inventor: Suk Kan Oh
  • Patent number: 9854918
    Abstract: A bedhead and a collapsible bed frame with the bedhead are provided. The bedhead includes at least two unitary frames. Each unitary frame has at least one storage room at a back thereof After the collapsible bed frame is disassembled, it can be accommodated in the storage room of the bedhead. For transportation, the parts of the bed frame are accommodated in the storage room of the bedhead, and the unitary frames of the bedhead are folded to form a box. The volume of the bed frame and the bedhead after folded is reduced greatly to be transported and stored conveniently.
    Type: Grant
    Filed: May 26, 2017
    Date of Patent: January 2, 2018
    Assignee: GRANTEC (XIAMEN) CO., LTD.
    Inventor: Suk Kan Oh
  • Patent number: 9713389
    Abstract: A bedhead and a collapsible bed frame with the bedhead are provided. The bedhead includes at least two unitary frames. Each unitary frame has at least one storage room at a back thereof. After the collapsible bed frame is disassembled, it can be accommodated in the storage room of the bedhead. For transportation, the parts of the bed frame are accommodated in the storage room of the bedhead, and the unitary frames of the bedhead are folded to form a box. The volume of the bed frame and the bedhead after folded is reduced greatly to be transported and stored conveniently.
    Type: Grant
    Filed: September 7, 2016
    Date of Patent: July 25, 2017
    Assignee: GRANTEC (XIAMEN) CO., LTD.
    Inventor: Suk Kan Oh
  • Patent number: 9538850
    Abstract: A bed frame connector is connectable between upper and lower lateral bars of a foldable bed frame. The bed frame connector includes an L-shaped plate structure that includes a straight body and an angled section extending outward from an end of the straight body. A pivot hole is formed in an end of the straight body and the angled section. The straight body includes two support blocks that project from an edge thereof intersecting the angled section. The two support blocks are positionable between and respectively abutting the upper and lower lateral bars. The present invention has a simple structure and a reduced manufacturing cost and provides secure support and smooth foldability.
    Type: Grant
    Filed: September 18, 2015
    Date of Patent: January 10, 2017
    Assignee: GRANTEC (XIAMEN) CO., LTD.
    Inventor: Suk Kan Oh
  • Patent number: 9474385
    Abstract: A foldable bed frame structure includes two longitudinal supports, three transverse supports, and a plurality of legs. Each longitudinal support includes a first longitudinal pole and a second longitudinal pole which are symmetrically disposed and have connecting ends connected with each other. Each transverse support includes two transverse poles which are symmetrically disposed and have connecting ends pivotally connected through a U-shaped fixing plate. Free ends of the transverse poles are connected with the first longitudinal pole and the second longitudinal pole through connecting seats, respectively. The legs are pivotally connected to the transverse poles through the U-shaped fixing plate and the connecting seats, respectively. The foldable bed frame structure is convenient for transportation and use.
    Type: Grant
    Filed: March 23, 2015
    Date of Patent: October 25, 2016
    Assignee: GRANTEC (XIAMEN) CO., LTD.
    Inventor: Suk Kan Oh
  • Patent number: 9456698
    Abstract: A foldable bed frame structure with wheels includes two frames and two side leg supports. Each frame includes two longitudinal poles and transverse poles connected between the longitudinal poles. The foldable bed frame structure further includes a middle leg support disposed between the frames for connecting the two frames. The middle leg support includes two U-shaped middle leg pipes, two top connecting poles, two bottom connecting poles, and at least two wheels disposed at the bottoms of the U-shaped middle leg pipes. The inner ends of the longitudinal poles of the frames are pivotally connected with two ends of each of the two top connecting poles of the middle leg support, respectively. The present invention is convenient for folding and moving.
    Type: Grant
    Filed: March 23, 2015
    Date of Patent: October 4, 2016
    Assignee: GRANTEC (XIAMEN) CO., LTD.
    Inventor: Suk Kan Oh
  • Patent number: 9456699
    Abstract: The foldable bed frame contains two frame assemblies side-by-side and laterally joined together. Each frame assembly contains an upper assembly and a lower assembly. Upper beams from the two upper assemblies are end-to-end joined together through upper connection pieces. Lower beams from the two lower assemblies are end-to-end joined together through lower connection pieces and intermediate connection pieces between the lower beams and the lower connection pieces. The various connection pieces are light-weighted and reliable, allowing the bed frame to be folded and unfolded smoothly and conveniently.
    Type: Grant
    Filed: September 17, 2015
    Date of Patent: October 4, 2016
    Assignee: GRANTEC (XIAMEN) CO., LTD.
    Inventor: Suk Kan Oh