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US 12,145,482 B2Granted
Seating device
AssigneesHyundai Motor Company, Kia Corporation
InventorsJea Kyoo An, Hun Keon Ko, Hyun Kyoo Park
Life of this patent
Estimating the term…
Abstract
An embodiment seating device includes a frame unit including a chair region capable of supporting a user and a leg region extending downward from the chair region, a backrest unit disposed at a rear side of the frame unit, and a handle unit coupled to a first side of the frame unit, the handle unit including a fixing handle body region having a first side coupled to the frame unit and rotatable relative to the frame unit and a lifting handle body region having a first side coupled to the fixing handle body region and rectilinearly movable relative to the fixing handle body region.
Claims20
A seating device comprising:
- a frame unit comprising a chair region capable of supporting a user and a leg region extending downward from the chair region;
- a backrest unit disposed at a rear side of the frame unit;
- and
- a handle unit coupled to a first side of the frame unit, the handle unit comprising:
- a fixing handle body region having a first side coupled to the frame unit and rotatable relative to the frame unit;
- and
- a lifting handle body region having a first side coupled to the fixing handle body region and rectilinearly movable relative to the fixing handle body region,
- a motor comprising a rotary shaft;
- a screw member having a screw thread region formed on an outer portion thereof, the screw member being fixedly coupled to the fixing handle body region;
- and
- a nut member coupled to the screw thread region of the screw member and configured to rotate by receiving power from the motor, the nut member being rotatably coupled to the lifting handle body region.
8 more elements
A seating device comprising:
- a frame unit comprising a chair region capable of supporting a user and a leg region extending downward from the chair region;
- a backrest unit disposed at a rear side of the frame unit;
- and
- a handle unit coupled to a first side of the frame unit, the handle unit comprising:
- a fixing handle body region having a first side coupled to the frame unit and rotatable relative to the frame unit;
- and
- a lifting handle body region having a first side coupled to the fixing handle body region and rectilinearly movable relative to the fixing handle body region, wherein the handle unit further comprises a clutch fixing module detachably provided on the fixing handle body region, the clutch fixing module comprising:
- a fixing module body region having a through-hole formed therein;
- a fixing pin region protruding from the fixing module body region toward the fixing handle body region;
- and
- a first interference region having a first side connected to the fixing pin region and having a shape extending from a second side in a direction away from the fixing pin region;
- and
- wherein the fixing handle body region comprises:
- a pin insertion hole formed in a surface of the fixing handle body region and configured such that the fixing pin region is inserted into the pin insertion hole;
- and
- a second interference region having a shape extending in a direction away from the pin insertion hole and protruding toward the clutch fixing module.
13 more elements
A seating device comprising:
- a frame unit comprising a chair region capable of supporting a user and a leg region extending downward from the chair region;
- a backrest unit disposed at a rear side of the frame unit, the backrest unit being rotatable relative to the frame unit and comprising:
- a first concave-convex member having a first concave-convex region;
- a second concave-convex member having a second concave-convex region having a shape corresponding to the first concave-convex region;
- a first handle member fixedly coupled to the second concave-convex member;
- a rod member configured to penetrate the second concave-convex member;
- and
- a backrest unit rotary shaft configured to penetrate the first concave-convex member and the rod member, wherein the second concave-convex member is movable in a direction in which the rod member extends and the first concave-convex member and the rod member are rotatable about the backrest unit rotary shaft;
- a handle unit coupled to a first side of the frame unit, the handle unit comprising:
- a fixing handle body region having a first side coupled to the frame unit and rotatable relative to the frame unit;
- a lifting handle body region having a first side coupled to the fixing handle body region and rectilinearly movable relative to the fixing handle body region;
- a motor comprising a rotary shaft;
- a screw member having a screw thread region formed on an outer portion thereof, the screw member being fixedly coupled to the fixing handle body region;
- a nut member coupled to the screw thread region of the screw member and configured to rotate by receiving power from the motor, the nut member being rotatably coupled to the lifting handle body region, wherein the lifting handle body region is configured to perform a translational motion relative to the fixing handle body region using a translational motion of the nut member;
- a torsion spring member comprising a winding region;
- a first spring extension region extending from a first side of the winding region;
- and
- a second spring extension region extending from a second side of the winding region;
- and
- a connection rotary shaft having a first side configured to penetrate the fixing handle body region and a second side configured to penetrate the leg region, the connection rotary shaft being inserted into and coupled to the winding region.
17 more elements
Dependencies are inferred from the claim text.