A remotely controlled powered chair may include a support frame, a seat pivotally mounted on the support frame, an rotary actuator mounted between the support frame and the seat to drive the seat to move relative to the support frame, a backrest pivotally mounted on the seat, and a linear actuator mounted between the seat and the backrest to drive the backrest to move relative to the seat. Thus, the rotary actuator may be controlled by an electrically control device to drive the seat to pivot relative to the support frame reciprocally in a pendulum manner so that the seat is pivoted relative to the support frame automatically. In addition, the linear actuator may be controlled by the electrically control device to adjust the inclined angle of the backrest so as to provide a comfortable sensation to the user.

A mechanical extending mechanism includes a first connecting member, a second connecting member, a third connecting member, a fourth connecting member, a fifth connecting member and a sixth connecting member. The first connecting member is provided with a first rotating portion, the third connecting member is provided with a second rotating portion, and the first rotating portion is rotatably connected to the second rotating portion.

A powered chair comprises a chair framework, which includes a pair of oppositely disposed armrests, a chair seat frame which is fixedly connected to the pair of armrests, a footrest, a backrest, a first linear actuator mounted upon the pair of armrests and operatively connected to the footrest, and a second linear actuator mounted upon the armrests and operatively connected to the backrest. When the first and second linear actuators are actuated, they can respectfully actuate or move the footrest and backrest, however, in view of the fact that the first and second linear actuators are not operatively connected to the chair seat frame, and in view of the additional fact that the chair seat frame is fixedly mounted upon the pair of armrests, the chair seat frame will remain stationary despite movements of the footrest and backrest, to any one of their multiple positions, as a result of the actuation of the first and second linear actuators.

A mechanical extension device of a swinging seat is provided, which includes a base, a first swinging rod, a second swinging rod, an actuator and two mechanical extension units, where the base is connected to the first swinging rod and the second swinging rod in a rotating way; the actuator is arranged between the two mechanical extension units; a locking device is arranged on a second connecting rod connected to the second swinging rod in the mechanical extension unit in a rotating mode, a guide groove and a locking groove formed in the guide groove are formed in the base, the guide groove is opened towards one side, the locking device can enter the guide groove from the opened position of the guide groove, and when the locking device swings and moves the mechanical extension unit, the locking device can enter the locking groove and swing relative to the base.

An assemblage (10) is disclosed for assembling into a treatment chair for seating a subject undergoing a personal treatment, and subsequently disassembling for reassembly. The assemblage comprises a seat and backrest assembly (20), and a stand (assembly 50) for rotatably supporting the seat and backrest assembly. The seat and backrest assembly comprises a seat (21) and a (backrest 22), the seat comprising an upper side (23) on which the subject sits in use, and an underside (24) comprising a stand assembly mounting means (25) for releasably mounting the stand assembly. The backrest engages with the seat so as to be independently reclinable with respect to the seat, and is detachable from the seat and/or foldable onto the upper side of the seat so as to lie substantially flat therewith. The stand assembly comprises seat engagement means (51) for releasably engaging with the underside of the seat, hydraulic height adjustment (means 53) for hydraulically raising and lowering the height of the seat and backrest assembly in use, and legs (56) which are foldable between an extended position in which the legs extend laterally from the stand assembly to support the treatment chair in use, and a folded position in which they lie against or adjacent the hydraulic height adjustment means.

The invention is an electromechanical stretching apparatus of a convertible sofa, which consisting of a mechanical stretching apparatus and an electric actuator, the mechanical stretching apparatus being provided with an electrically-driven connecting rod, wherein, the electric actuator consists of a motor, a motor connecting tube, a motor movable slider, and a motor head fixing part, the motor adopted is a motor with a guide rail, the motor movable slider is installed on the guide rail of the motor, the motor head is rotationally connected through a second rotor shaft to the motor head fixing part fastened on the electrically-driven connecting rod, the motor connecting tube is connected to the motor movable slider through a first rotor shaft and the motor connecting tube is fastened on the mechanical stretching apparatus. The said motor connecting tube is fastened on a linkage part of the mechanical stretching apparatus. The said first rotor shaft and the second rotor shaft are both a bolt. By changing the electronic driving device, the invention increases automaticity and comfort of the convertible sofa, and improves installation, removal, maintenance, and operation efficiency of an electric actuator of the convertible sofa.

Described and represented is a swivel fitting of seating furniture for adjusting a foot part from a retracted non-use position to an extended use position, with a mounting section for mounting on a chassis of the seating furniture, with a foot part section for mounting the foot part, with a foot part fitting for adjusting the foot part, wherein the foot part section has a front foot part connection swivel region in the use position and a rear foot part connection swivel region in the non-use position and a rear foot part connection tilt region in the use position and a front foot part connection tilt region in the non-use position, and wherein the foot part connection swivel region and the foot part connection tilt region are held via an adjusting lever and a control lever of the foot part fitting and are adjustable relative to one another. In order to better take into account the requirements placed on seating furniture and at the same time to manufacture the swivel fitting quite cost-effectively and use it reliably, it is provided that, during the entire adjustment from the non-use position to the use position and back, the adjusting lever and the control lever are arranged extending adjacent to one another in a common longitudinal section, which extends at least over 20 cm in the longitudinal direction of the swivel fitting, in a direction at least substantially perpendicular to the adjusting lever and/or to the control lever, in that the longitudinal section in the use position is arranged in front of the foot part connection tilt region in the non-use position and in that in the longitudinal section, the longitudinal extension of the adjusting lever is inclined by less than 15 with respect to the longitudinal extension of the control lever.

A reclining seating unit includes: a frame having a pair of arms; a backrest; a seat; a first footrest; a reclining mechanism connected between the backrest, seat, and first footrest configured to move the seating unit between an upright position, a TV position, and a fully reclined position. A heart-rest mechanism is mounted to the frame and to the reclining mechanism and is configured to move the seating unit between the fully reclined position and a heart-rest position, wherein the backrest maintains the second backrest angle relative to the seat, the first footrest remains in front of the seat, and the seat and first footrest are elevated compared to the fully reclined position.

The present disclosure relates to a movable seat with a mechanical stretching device. The movable seat includes a frame assembly connected to the mechanical stretching device and the frame assembly includes a seat frame configured to support a seating portion of the movable seat, an armrest frame fixedly connected to the seat frame, and a backrest frame configured to support a backrest of the movable seat, where the backrest frame includes a lower frame section and an upper frame section, the upper frame section transitions to the lower section via a stepped portion, and a rear part of the armrest frame includes a curved extending section, and a gap is formed between the armrest frame and the upper frame section.

Provided are an elderly chair support and an elderly chair. A support assembly of the elderly chair support includes a support plate (41) and an anti-torsion tube (42) fixedly connected to the support plate (41); two ends of a first lifting rod (6) are pivoted to the support plate (41) and a base (1) respectively, and two ends of a second lifting rod (7) are pivoted to the support plate (41) and the base (1) respectively; and a first drive assembly is capable of driving a power rod (3) to rotate relative to the support plate (41) to have a first position and a second position, in the case where the power rod (3) is at the first position, a leg assembly (5) stretches and the anti-torsion tube (42) abuts against the base (1), in the case where the power rod (3) is at the second position, the leg assembly (5) retracts and the anti-torsion tube (42) has a first distance from the base (1), and in the case where the power rod (3) is at the second position, the first drive assembly is capable of driving the power rod (3) to drive the support plate (41) to move synchronously so that the support plate (41) has a second distance from the base (1). The elderly chair support and the elderly chair have high stability and are simple in structure.