A seating furniture chassis comprises a base body, a fastener arranged on the base body and comprising a fastening element and a spring element that exerts a spring force on the fastening element, and a back part releasably fastenable to the fastener, wherein the fastening element is moved by the back part counter to the spring force upon fastening of the back part to the fastener.

A seat assembly for a mobility scooter has a seat portion for supporting an operator of the mobility scooter in use and a yoke arranged to receive the seat portion. The yoke has a mounting formation for mounting to a support member of the mobility scooter such that the yoke is removably mounted atop the support member and the seat portion is removably mounted atop the yoke in use. The yoke also has an attachment formation for releasable attachment of an arm-rest and a back-rest for the seat portion. The seat portion can be lifted off the yoke as a first component. The yoke can be lifted off the support member as a further component when removing the seat assembly from the mobility scooter.

A mat mounting structure for mounting a mat on a seat back frame in a seat back may have a guide wire attachable to the mat configured to receive a force from a back of an occupant on the seat back. The guide wire may have a straight part extending linearly in a longitudinal direction of the seat back frame on a head side or a root side of the seat back frame. A bushing including a penetration hole in which the straight part is insertable in the longitudinal direction may be included in the structure. An attachment hole part in the seat back frame may also be part of the structure. The bushing may be detachably engageable with and attachable to the attachment hole part.

There is provided a vehicle seat including: a seat back frame standing from a seat rear end side of a seat cushion, a left and right pair of cushion frames, the seat back frame being supported to be tiltable in a seat front-and-rear direction, and the seat back frame structuring a framework of a seat back; and a seat back panel that is provided at the seat rear side of the seat back frame, an upper frame structuring an upper end portion at the seat rear side of the seat back frame, an upper end portion of the seat back panel being disposed at the seat upper side relative to the upper frame, and the seat back panel displacing toward the seat lower side when an impact load is applied from the upper side of the seat back.

A seating furniture chassis comprises a base body, a fastener arranged on the base body and comprising a fastening element and a spring element that exerts a spring force on the fastening element, and a back part releasably fastenable to the fastener, wherein the fastening element is moved by the back part counter to the spring force upon fastening of the back part to the fastener.

A seating furniture chassis comprises a base body, a plurality of electrically conductive cables fastened to the base body, wherein each of the electrically conductive cables has at a first end an individual connector that is electrically connectable to a peripheral electrical device, and a central connector, wherein each of the electrically conductive cables is electrically connected at a second end to the central connector.

A seating furniture chassis comprises a base body, first and second side parts, a back part, a plurality of electrically conductive cables fastened to the base body, first and second fasteners arranged on the base body, wherein the back part is releasably fastenable to the first fastener and the first and second side parts are respectively releasably fastenable at two opposite sides of the base body to the second fastener, and a plurality of individual connectors and a central connector, wherein the electrically conductive cables each connect one of the individual connectors to the central connector.

A female connection bracket includes a catch in the first end portion of the body. A male bracket includes a first end portion of the male bracket, and, the first end portion includes a pivot opening and a latching opening. A clip includes a latch portion and a gripping portion, the gripping portion includes a barb residing in the pivot opening of the male bracket rotatably affixing the clip to the male bracket. The latch portion of the clip releasably resides in the latch opening of the male bracket. The male bracket resides in an open channel formed by first and second guides of the female connection bracket. The latch of the clip releasably interengages the catch in the body of the female connection bracket, alternately, retaining and securing, or, releasing, the male bracket with respect to the female connection bracket.

Provided is a lumbar support disposed in a vehicle seat and supporting the user's lumbar vertebra. According to the present invention, there may be provided a lumbar support for a vehicle seat that includes: a support panel configured to support the user's back; first and second wires configured to support a lower portion of the support panel; a tow wheel winding the first and second wires on a circumferential surface thereof with ends of the first and second wires fixed thereto; and an actuator configured to rotate the tow wheel, in which the tow wheel has: a first wire guide groove extending around the circumferential surface to wind the first wire; and a second wire guide groove extending around the circumferential surface at a different position from the first wire guide groove in a thickness direction to wind the second wire. The lumbar support for a vehicle seat according to the present invention can improve sitting comfort by appropriately changing a force that supports the lumbar vertebra.

The present disclosure provides a center hinge assembly for a vehicle rear seat, which includes a lower bracket having a first seating groove formed at one end thereof so that a first shaft or a second shaft is inserted into the first seating groove, and a first locking groove formed at the other end thereof, deeper than the first seating groove, so that a bush fastened to the first or second shaft is inserted and locked into the first locking groove, and an upper bracket having a second seating groove formed at one end thereof so that the first or second shaft is inserted into the second seating groove, and a second locking groove formed at the other end thereof, deeper than the second seating groove, so that the bush is inserted and locked into the second locking groove.