According to the present teachings a system is provided having a landscape engine configured to take digital input and convert it into three dimensional at virtual reality dataset. The landscape engine is functionally coupled to a physics engine configured to physical rules to objects within the virtual reality dataset. A display engine is coupled to the physics engine to convert the dataset into first and second content streams.

A boat station (100), including: a seat base assembly (306) having a seat shelf (300), the seat base assembly configured to adjust a vertical position of the seat shelf; at least two seats (102); and an independent suspension assembly (104) for each seat. Each independent suspension assembly secures a respective seat to the seat shelf.

A boat station (100), including: a seat base assembly (306) having a seat shelf (300), the seat base assembly configured to adjust a vertical position of the seat shelf; at least two seats (102); and an independent suspension assembly (104) for each seat. Each independent suspension assembly secures a respective seat to the seat shelf.

A new and improved powered furniture piece, such as a chair, love seat, or sofa, comprises a seat, a backrest, a footrest, and a pair of linear actuators, wherein when a first one of the two linear actuators is actuated, the backrest is moved between upright and reclined positions, whereas when the second one of the two linear actuators is actuated, the components of the furniture piece are moved between a SEATED position, a TV position, a ZERO-GRAVITY position, and a LIFT position.

A new and improved powered furniture piece, such as a chair, love seat, or sofa, comprises a seat, a backrest, a footrest, and a pair of linear actuators, wherein when a first one of the two linear actuators is actuated, the backrest is moved between upright and reclined positions, whereas when the second one of the two linear actuators is actuated, the components of the furniture piece are moved between a SEATED position, a TV position, a ZERO-GRAVITY position, and a LIFT position.

A telescopic stool, including: a first connection ring, a second connection ring, a plurality of clamping seats, a plurality of anti-deformation members, and a plurality of tightening members. The second connection ring is disposed on an upper part of an inner side of the first connection ring; the plurality of clamping seats are equidistantly disposed on a lower part of an inner side of the second connection ring; the plurality of anti-deformation members are clamped on the plurality of clamping seats, respectively; the plurality of tightening members are disposed on the plurality of clamping seats, respectively; each of the plurality of anti-deformation members comprises an active connection seat, a fixed block, a first active clamping block, an active connection rod, a second active clamping block, a support block, an elastic spring, and a fixed support rod; the active connection seat is clamped on the plurality of clamping seats.

A telescopic stool, including: a first connection ring, a second connection ring, a plurality of clamping seats, a plurality of anti-deformation members, and a plurality of tightening members. The second connection ring is disposed on an upper part of an inner side of the first connection ring; the plurality of clamping seats are equidistantly disposed on a lower part of an inner side of the second connection ring; the plurality of anti-deformation members are clamped on the plurality of clamping seats, respectively; the plurality of tightening members are disposed on the plurality of clamping seats, respectively; each of the plurality of anti-deformation members comprises an active connection seat, a fixed block, a first active clamping block, an active connection rod, a second active clamping block, a support block, an elastic spring, and a fixed support rod; the active connection seat is clamped on the plurality of clamping seats.

A backrest of a height-adjustable chair includes a height-adjustable seat including a seat cushion frame, a seat cushion thereon, and a backrest connection unit including a first mounting portion and a second mounting portion on the seat cushion frame; and a backrest body including a backrest frame body, a backrest plate, and an S-shaped frame body therebetween. A clearance for adjustment is defined between the backrest frame body and the backrest plate, and an S-shaped portion of the S-shaped frame body is located therein. An end of the backrest frame body close to the height-adjustable seat is mounted at the first mounting portion, a lower end of the S-shaped frame body is mounted at the second mounting portion, when the backrest body is raised, the S-shaped frame body is extended, and when the backrest body is lowered, the S-shaped frame body is compressed.

A backrest of a height-adjustable chair includes a height-adjustable seat including a seat cushion frame, a seat cushion thereon, and a backrest connection unit including a first mounting portion and a second mounting portion on the seat cushion frame; and a backrest body including a backrest frame body, a backrest plate, and an S-shaped frame body therebetween. A clearance for adjustment is defined between the backrest frame body and the backrest plate, and an S-shaped portion of the S-shaped frame body is located therein. An end of the backrest frame body close to the height-adjustable seat is mounted at the first mounting portion, a lower end of the S-shaped frame body is mounted at the second mounting portion, when the backrest body is raised, the S-shaped frame body is extended, and when the backrest body is lowered, the S-shaped frame body is compressed.

A mechanical actuator and charging module for an adjustable furniture item may include a charging module, a lever, a fulcrum arm, a housing, and a connector. The charging module may include at least one charging interface. The lever may be coupled to a cable of the connector and have a user interface at a first end and a pivot opening at a second end. The fulcrum arm may have a fulcrum pin opening and may be coupled to the lever by a fulcrum pin extending through the fulcrum pin opening and the pivot opening with the fulcrum pin being configured to translate motion of the user interface in a first direction into motion of the cable in a second direction. The housing may include an electronics compartment and enclosing at least a portion of the charging module and at least a portion of the lever.