A47C1/03211

COMPACT ADJUSTABLE RECLINING MECHANISM FOR A THEATER SEATING UNIT WITH PLANAR BACK DROP
20210353065 · 2021-11-18 ·

A compact recliner mechanism for use in theater seating units is provided that allows the seat to move linearly as the seating unit moves from the closed position to the reclined position. The mechanism has a back bracket coupled to the seat plate and base plate with a linkage that moves a projected point representing the top of the back of the seating unit downwardly in vertical plane as the seating unit moves from the closed position to the reclined position. In other aspects, the seating unit has an armrest linkage coupled between the seat plate and the back that maintains an armrest lever at a horizontal orientation. Additionally, in some aspects, the base plate of the seating unit may have an adjustment feature that limits recline of the seating unit, to accommodate theater seating with different riser dimensions, and/or legs with an adjustment feature to level the seating unit on existing theater floors.

Footrest driving apparatus and lift chair therewith

A footrest driving apparatus includes a seat frame (2), a footrest member (4), a driving mechanism (3) and a footrest linkage mechanism (5) connected to the seat frame (2), the driving mechanism (3) and the footrest member (4). The seat frame (2) has two mounting boards (21), and each mounting board (21) has a curved guide slot (22). The driving mechanism (3) has two driving arms (32). Each driving arm (32) has a guide rod (33) matching with a corresponding curved guide slot (22), and a pin (34) rotatably connected with the corresponding mounting board (21). The guide rod (33) of each driving arm (32) correspondingly moves between a first position and a second position in the curved guide slot, allowing the driving mechanism (3) to drive the footrest linkage mechanism (5) to move the footrest member (4) between a stowed position and a reclined position.

Compact adjustable reclining mechanism for a theater seating unit with planar back drop

A compact recliner mechanism for use in theater seating units is provided that allows the seat to move linearly as the seating unit moves from the closed position to the reclined position. The mechanism has a back bracket coupled to the seat plate and base plate with a linkage that moves a projected point representing the top of the back of the seating unit downwardly in vertical plane as the seating unit moves from the closed position to the reclined position. In other aspects, the seating unit has an armrest linkage coupled between the seat plate and the back that maintains an armrest lever at a horizontal orientation. Additionally, in some aspects, the base plate of the seating unit may have an adjustment feature that limits recline of the seating unit, to accommodate theater seating with different riser dimensions, and/or legs with an adjustment feature to level the seating unit on existing theater floors.

Reclining seating unit with wall-proximity capability
11744369 · 2023-09-05 · ·

A wall-proximity reclining seating unit includes: a frame having a back member and a pair of arms; a backrest; a seat; a footrest; a reclining mechanism connected between the frame, backrest, seat, and footrest, the reclining mechanism configured to move the seating unit between: (a) an upright position, in which the footrest is retracted below a forward portion of the seat; (b) a TV position, in which the backrest substantially maintains its angle, the seat substantially maintains its angle, and the first footrest is disposed in front of the seat; and (c) a fully reclined position, in which the backrest is disposed at a shallower angle, the footrest remains positioned in front of the seat, and the seat is moved forward of its position in the TV position; and a linear actuator comprising an energizing unit, a rail, and a carriage connected with the reclining mechanism.

Mechanical extension apparatus for reclining seat having extendable chair unit

The present disclosure relates to a mechanical extension apparatus for an extendable chair unit and a chair unit including such mechanical extension apparatus. The mechanical extension apparatus includes: a reclining apparatus that include multiple links attached to the seat, the backrest and the footrest of the extendable seat, and such reclining apparatus is configured to convert the extendable seat between a sitting position, a TV position, and a lying position. The mechanical extension apparatus also includes an actuator that is attached to the reclining apparatus, and the actuator is configured to electronically convert the extendable seat between the sitting position and the TV position; and the reclining apparatus is configured to convert the extendable seat between the TV position and the lying position by non-electric actuation.

Chair backrest mechanism, chair frame and chair

A chair backrest mechanism, a chair frame and a chair are provided, including a back supporting member, a hip and leg supporting member, a swing traction unit, a linkage member and an auxiliary traction member. The hip and leg supporting member includes a leg supporting portion and a hip supporting portion. The back supporting member is movably connected to the hip and leg supporting member by the swing traction unit. The auxiliary traction member is pivotally connected to the swing traction unit and includes a first pin joint portion and a second pin joint portion, the first pin joint portion is pivotally connected to the hip supporting portion, the second pin joint portion is pivotally connected to a first end of the linkage member, and a second end of the linkage member away from the second pin joint portion is pivotally connected to the back supporting member.

Foldable multifunction chair
11653764 · 2023-05-23 · ·

A foldable multifunction chair including a base for contacting a support surface; a user body support having a support front surface for contacting a user body, the user body support being adjustably pivotably mounted to the base along a transversal axis; a selectively adjustable chair deployment mechanism cooperatively coupled to the base and the user body support, the chair deployment mechanism being configured for selectively adjusting the user body support to a desired angle relative to the base; and a locking mechanism configured for angularly locking the user body support to the desired angle relative to the base. The chair may be used, e.g., as a backrest with an accessory support positioned in front thereof for work, or as a seated workstation wherein the accessory support is positioned adjacent a rear surface of the user body support in a deployed position, and the collapsible seat in a deployed position.

Footrest extension device, frame and chair having the same
11617446 · 2023-04-04 ·

A footrest extension device for a chair includes eight connecting rods: a first connecting rod is connected to a main frame, and pivotally connected to a second connecting rod and a third connecting rod, respectively; the second connecting rod is connected to the main frame, and pivotally connected to a fourth connecting rod; the third connecting rod is pivotally connected to the fourth connecting rod, a sixth connecting rod and a eighth connecting rod, respectively; a fifth connecting rod is pivotally connected to the fourth connecting rod and the sixth connecting rod, respectively; the sixth connecting rod is pivotally connected to a seventh connecting rod; the seventh connecting rod is pivotally connected to the eighth connecting rod; and the second connecting rod, driven by a driving device, drives the other connecting rods to move, so the footrest extension device is folded or extended.

Dual motion sloped floor recline mechanism for a theater seat

Provided is a dual motion recline mechanism for a seating assembling and seating assembly including the same. The seating assembly provides a user with the ability to both tilt the seat member so as to save space and the comfort of a back member capable of reclining. The recline mechanism includes a seat frame carrier assembly, a seat pivot pin, a seat carrier chassis plate, a rear pivot link, a chassis mounting plate, a back frame assembly, and a linear actuator connected by various pivotal, sliding or fixed connections. The linear actuator is remotely situated including for example behind the back frame assembly or under an arm rest. Optional elements include a seat front guide block, a seat front guide rod, back frame guide block and a back guide pin. The seating assembly may be a theater seat. The seating assembly may be mounted on a flat or sloped surface.

Stretching device for leisure chair
11564497 · 2023-01-31 · ·

A stretching device for a leisure chair includes a base. Stretching assemblies are symmetrically and pivotally connected to two sides of the base. The stretching assembly includes a seat plate mechanism. The front part of the seat plate mechanism is pivotally connected to a leg mechanism. The rear part of the seat plate mechanism is pivotally connected to a backrest mechanism. A drive mechanism is provided between the stretching assemblies. The drive mechanism includes a front drive rod and a rear drive rod. The front drive rod and the rear drive rod drive the stretching assemblies to unfold or fold by a reciprocating motion device. Two ends of the front drive rod are fixedly connected to the leg mechanism. Two ends of the rear drive rod are pivotally connected to a first drive member. The middle part of the first drive member is pivotally connected to a second drive member.