摘要:
An elastic assembly of a chair cushion comprises a hollowed frame, a plate body located within the hollowed frame and a plurality of elastic connecting strips connected between the frame and the plate body. One end of each elastic connecting strip is connected to the plate body and another end of the elastic connecting strip is connected to the frame. The elastic connecting strip is folded as several folds. Each bending portion of each elastic connecting strip is formed as a cambered arc without any sharp angle. The frame, plate body and plurality of elastic connecting strips are integrally formed as an elastic assembly is then assembled to a chair.
摘要:
A method for calculating a direct mode motion vector for a bi-directionally predictive-picture includes: calculating S based on TRB, TRD, and N; calculating Tx based on MVx, the S, and the N; calculating Ty based on MVy, the S, and the N; obtaining a sum of the Tx, MVDx and δ1x, and using the obtained sum as MVFx; obtaining a sum of the Ty, MVDy and δ1y, and using the obtained sum as MVFy; obtaining a sum of the MVFx, δ2x, and a minus value of the MVx, and using the obtained sum as MVBx; and, obtaining a sum of the MVFy, δ2y, and minus value of the MVy, and using the obtained sum as MVBy.
摘要:
A chair supporting structure comprises a base frame having a plurality of connecting arms which is downwardly inclined; a lower distal end of each connecting arm being formed with outer threads for combining with the connecting units; a plurality of legs being installed at a bottom of the a seat of a chair; an upper end of each leg being formed with an insertion hole; and a plurality of combining units for combining the base frame and let set; an upper end of the combining unit being formed with a combining hole which has inner threads; so that the outer threads of each combining arm being threadly engaged with the inner threads of the combining hole of the combining unit; a lower end of the combining unit being tightly engaged to the insertion hole so that the base frame is combined with the legs.
摘要:
A chair assembly includes a frame, seat, and a back. The frame has two foot frames and two back supports. The foot frame has an upper rod, and an extending supporting rib is formed to the upper rod. The back support has an assembling sheet. The seat has a cut for receiving the upper rod of the foot frame on two lateral sides thereof, and the rear side of the seat also has a cut for receiving the transverse shaft of the frame. The back has two pin holes on two lateral sides of the bottom thereof for receiving the back supports of the frame, and the pin hole has a slot for receiving the assembling sheet of the back support. The seat is fixed to the frame, and the back is fixed to the frame through the assembling sheet of the back support with two fastening components.
摘要:
A class chair includes a chair frame, seat, and a table. A rack is arranged below the chair frame, and the seat is arranged to a top of the chair frame. A table retaining plate is formed to a lower lateral side of the chair frame so as to fix a linking plate of a table frame of the table. The class chair provides a steady and durable assembly. Through the removable table frame and the rack, the assembly of the chair frame and the seat can be piled on top of each other so as to save the space and cost of transportation and storing.
摘要:
A foldable chair capable of being overlapped with other chairs vertically comprises two front legs, two rear legs and a seat plate. An inner side of each front leg has a recess for assembling the rear leg and a T shape buckle; each of two sides of a top end of an outer side of each rear leg has a post for assembling the seat plate; and each of two outer ends of a rear side of the seat plate has a C shape tenon which can be assembled to the T shape buckle at the inner side of the front leg; and each of two ends of an inner side of the seat plate has a sliding groove for assembling the post of the rear leg. The chair can be assembled without screws, but it still has a firm structure and the assembly work can be positioned quickly and easily.
摘要:
A foldable chair with pull rods comprises a front supporter, a back supporter; wherein a width of the front supporter is smaller than that of the back supporter; the back supporter being installed to the front supporter by using two pull rods; a seat pivotally installed to the back supporter and the front supporter; and a back cushion assembled to upper ends of the front supporter. The back supporter has two legs, an upper side of each leg of the back supporter is installed with a first engaging unit, and a second engaging unit, and each engaging unit has a hole for receiving a respective one of the two pull rods. The first engaging unit has a first hook. The second engaging unit has a second hook engageable to the first hook. Each pull rod has a head; and an upper side of the head is a convex cambered area.
摘要:
A convenient telescopic folding chair includes a front foot, back cushion, rear foot, seat cushion, and telescopic rods arranged between the rear foot and the seat cushion. The front foot pivots on the rear foot by connecting components. The back cushion is inserted into two ends of the front foot. The rear foot connects the seat cushion through two telescopic rods arranged to two ends of the rear foot. The seat cushion is further connected to the front foot through connecting components. The seat cushion includes a tube frame and a cushion. The cushion is fixed to the frame will two plugs formed to two lateral sides of the cushion inserting into two ends of the frame so as to form a convenient, space-saving, light and fine folding chair.
摘要:
A telescopic and foldable table comprises a table frame having two supporting posts at two sides thereof; each post having a liftable inner tube; each post being installed to a transversal leg at a bottom end thereof; an upper end of the inner tube of the post having a pivotal unit which is pivotally installed to the table plane so that the table plane can pivotally move or transversally displace. By above mentioned components, the table is telescopic and foldable. Each post has a plurality of openings for determining the elevation of the post; each inner tube has a telescopic buckle and a control rod for controlling the telescopic movement of the buckle; and the control rod is controlled by a control unit protruding out of the inner tube. The pivotal unit is pivotally installed to a pivotal seat at a bottom surface of the table plane.