A piece of seating furniture having a base member, on the upper side of which a padded seat surface is provided, and having at least one backrest member with an upholstered backrest surface, which can be positioned in various positions on the upper side of the base member. A slot structure is provided in the padded seat surface of the base member, which penetrates the padded seat surface, and furthermore a guide member is connected to the backrest member which projects through the upholstered seat surface in the area of the slot structure.

A piece of seating furniture having a base member, on the upper side of which a padded seat surface is provided, and having at least one backrest member with an upholstered backrest surface, which can be positioned in various positions on the upper side of the base member. A slot structure is provided in the padded seat surface of the base member, which penetrates the padded seat surface, and furthermore a guide member is connected to the backrest member which projects through the upholstered seat surface in the area of the slot structure.

According to an embodiment, a control device includes multiple operation buttons, an acceptance part, and a displayer. The multiple operation buttons can control an operation of a movable part of electric furniture. In a first state in which the acceptance part receives a first input, the displayer displays a first display between the multiple operation buttons. A bed system is provided in which the ease of use can be improved. A control device and electric furniture are provided in which the operationability can be improved.

According to an embodiment, a control device includes multiple operation buttons, an acceptance part, and a displayer. The multiple operation buttons can control an operation of a movable part of electric furniture. In a first state in which the acceptance part receives a first input, the displayer displays a first display between the multiple operation buttons. A bed system is provided in which the ease of use can be improved. A control device and electric furniture are provided in which the operationability can be improved.

A convertible lounge sofa system for seating, lounging, and working having a sofa seat bottom having a dual armrest/headrest positioned on one end, sofa seat bottom is configurable thereto a side facing chaise lounge seat having a back support segment, a center segment, a seat pan segment, and a lower leg support segment, and a sofa seat back configured to be opened, with deployable working surface, a storage feature, a power/data feature, and a lighting feature, and, thus, functions to enable seating configurations that utilize reduced floor space with smaller foot prints, and enable multi-person seating as in 1-2 or more and then conversion into a single person lounge or work seating by rotating 90 degrees.

A convertible lounge sofa system for seating, lounging, and working having a sofa seat bottom having a dual armrest/headrest positioned on one end, sofa seat bottom is configurable thereto a side facing chaise lounge seat having a back support segment, a center segment, a seat pan segment, and a lower leg support segment, and a sofa seat back configured to be opened, with deployable working surface, a storage feature, a power/data feature, and a lighting feature, and, thus, functions to enable seating configurations that utilize reduced floor space with smaller foot prints, and enable multi-person seating as in 1-2 or more and then conversion into a single person lounge or work seating by rotating 90 degrees.

Here is described a piece of furniture, and particularly a sofa, that comprises a base and a seat cushion. The base comprises longitudinal structures; a pair of transversal structures mounted to the longitudinal structures; arms rotatively mounted to the transversal structures; and poles mounted to the arms. The seat cushion is adapted to be laid over the base. The poles are movable between positions providing therethrough one of: an adjustable support for the seat cushion; and an adjustable slope for the seat cushion. The sofa may further comprise mounting brackets mounted inwardly to the frame, each one comprising a mounting rod. Cushions of the sofa comprise a cushion body; and a pair of mounting braces extending from the cushion body and comprising a slit in which the rod is positioned as the cushion is rotated around the rod until the cushion stands in place.

Here is described a piece of furniture, and particularly a sofa, that comprises a base and a seat cushion. The base comprises longitudinal structures; a pair of transversal structures mounted to the longitudinal structures; arms rotatively mounted to the transversal structures; and poles mounted to the arms. The seat cushion is adapted to be laid over the base. The poles are movable between positions providing therethrough one of: an adjustable support for the seat cushion; and an adjustable slope for the seat cushion. The sofa may further comprise mounting brackets mounted inwardly to the frame, each one comprising a mounting rod. Cushions of the sofa comprise a cushion body; and a pair of mounting braces extending from the cushion body and comprising a slit in which the rod is positioned as the cushion is rotated around the rod until the cushion stands in place.

The present invention discloses a sofa and a sofa switch, the sofa comprises a sofa body and one or more switches, wherein the sofa body is provided with one or more switch mounting holes, the switch comprises a columnar body and a pressing structure, an internal of the columnar body is provided with a mounting chamber penetrating upwards and downwards, the columnar body is mounted in the mounting holes; an upper end of the columnar body extends outwardly to form an extension part, the extension part fits with the sofa body; the pressing structure comprises a pressing part and a key cap, and the key cap covers above the extension part. The switch has the advantages of simple structure, flexible layout on the sofa, easy replacement and high reliability.

The present application relates to a sofa backrest adjusting apparatus with integrated headrest and lumbar cushion, which comprises a frame body arranged in a sofa cover, wherein a support rod is arranged in the middle of the frame body, a bearing support frame is arranged on the support rod, and a headrest driving mechanism and a lumbar cushion driving mechanism are arranged on the bearing support frame; the headrest driving mechanism comprises a first power module and a first transmission lead screw, the lumbar cushion driving mechanism comprises a second power module and a second transmission lead screw. According to the present application, when the first transmission lead screw and the second transmission lead screw are broken, only the second transmission lead screw needs to be replaced, so that the maintenance cost of the electric sofa can be reduced.