An easy to operate sleep support frame for travelling is disclosed. The support frame includes a movable and curved chest rod which can move from a passenger's chest to the bottom of the seat; a chest cushion connected with the chest rod; and a headrest connected with the chest rod. The headrest can be placed in the back of the front seat or above the chest rod. The chest rod includes a circular arc segment with meshing gear teeth on the inner circular arc side of the chest rod. One end of the chest rod goes through the driving gear box under the seat to be driven by a driving gear box. The passenger can press a button to drive motors to raise chest cushion, and press the button to lower the chest cushion to be close to the seat bottom if the chest cushion is not used.

Provided are systems and methods for a telescope observation chair assembly. The assembly includes a seat having a pad, a telescoping portion extending from the pad, and an adjustment assembly at least partially disposed interior to the telescoping portion. The assembly also includes a housing comprising one or more walls having one or more slots and one or more grooves cutout therefrom, the one or more walls receiving the telescoping portion of the seat. The assembly further includes a footrest.

A seat cushion adjusting apparatus includes: a nut support mechanism that supports a nut member on a frame of a seat cushion; and a variable mechanism that changes a length of the seat cushion based on an axial movement of a screw shaft screwed to the nut member, wherein the nut support mechanism allows the nut member and the screw shaft to be integrally tilted while restricting rotation of the nut member.

An apparatus that supports a tattoo artist in a variety of positions to comfortably apply one or more tattoos to skin of a subject is herein disclosed. The apparatus can be reconfigured to optimally position and support the arms and/or chest of the tattoo artist. A method for using a tattoo stool can involve rotating armrests of the apparatus from a stowed position to a deployed position. The armrests can support the user's forearms while supporting the user's chest such that the user can comfortably tattoo a portion of the subject positioned in front of the stool.

An apparatus that supports a tattoo artist in a variety of positions to comfortably apply one or more tattoos to skin of a subject is herein disclosed. The apparatus can be reconfigured to optimally position and support the arms and/or chest of the tattoo artist. A method for using a tattoo stool can involve rotating armrests of the apparatus from a stowed position to a deployed position. The armrests can support the user's forearms while supporting the user's chest such that the user can comfortably tattoo a portion of the subject positioned in front of the stool.

A seat air bladder assembly is provided with at least one central air bladder region having a support surface. At least one pair of lateral air bladder regions extend from opposed sides of the at least one central bladder region. The at least one pair of lateral air bladder regions are oriented at a non-zero angle to incline laterally and support a thoracic region of a seat occupant. A seat assembly is provided with a seat back with a contact surface with a thoracic region. An air bladder assembly is oriented within the thoracic region of the seat back with a support surface that is reclined relative to the contact surface to provide support, and wedge-shaped so that during inflation the air bladder assembly inflates in an upward and forward direction relative to the seat back.

A seat assembly for task-oriented seating comprises a seat support and a seat coupled to the seat support. The seat is movable under load, such as from the user's weight and movements, relative to the seat support. The seat has a cushion molded over a supporting armature with multiple bias elements. The seat and seat support are configured to deflect by predetermined amounts at defined locations over an extent of the seat assembly. In this way, the seat assembly provides for a range of comfortable and effective positions for users engaged in different active motions and having different preferences and sizes.

A vehicle seat includes a seat base having a side bolster cover. A bolster is disposed under the side bolster cover. The bolster has a static bolster carrier and an operable portion that is operable relative to the bolster carrier to define a plurality of bolster positions. A flexible interior facing extends from the bolster carrier to an intermediate portion of the bolster cover, wherein a lower edge of the bolster cover is positioned below the bolster carrier such that the bolster cover conceals the bolster in each of the plurality of bolster positions.

An adjustable structure (1) comprising a first structural layer (10) defined by a first array of extendable and/or retractable rods or beams (11, 11a, 11b) pivotally connected to each other at their ends and a second structural layer (20) connected to the first structural layer (10) and defined by a second array of extendable and/or retractable rods or beams (21, 21a, 21b) pivotally connected to each other at their ends, wherein at least a portion of the second layer (20) is outside the volume defined by the first structural layer (10) and the extendable and/or retractable rods or beams in the second array are more densely packed than the extendable and/or retractable rods or beams in the first array.

An adjustable structure (1) comprising a first structural layer (10) defined by a first array of extendable and/or retractable rods or beams (11, 11a, 11b) pivotally connected to each other at their ends and a second structural layer (20) connected to the first structural layer (10) and defined by a second array of extendable and/or retractable rods or beams (21, 21a, 21b) pivotally connected to each other at their ends, wherein at least a portion of the second layer (20) is outside the volume defined by the first structural layer (10) and the extendable and/or retractable rods or beams in the second array are more densely packed than the extendable and/or retractable rods or beams in the first array.