A folding table comprises a table top, a table leg, a grounding part supported on the ground or a table top, and a second hinged lock formed for the table leg and the grounding part after the table leg and the grounding part rotate relative to each other, one end of the second hinged lock is connected with the other end of the table leg, the other end of the second hinged lock is connected with the grounding part, the table leg or the grounding part are relative to each other. When rotating in the unlocked state, the second hinged lock locks the table leg and the grounding part at an included angle of 0-90. The invention has the advantages of convenient storage, transportation or carrying and small occupation space.

A folding table comprises a table top, a table leg, a grounding part supported on the ground or a table top, and a second hinged lock formed for the table leg and the grounding part after the table leg and the grounding part rotate relative to each other, one end of the second hinged lock is connected with the other end of the table leg, the other end of the second hinged lock is connected with the grounding part, the table leg or the grounding part are relative to each other. When rotating in the unlocked state, the second hinged lock locks the table leg and the grounding part at an included angle of 0-90. The invention has the advantages of convenient storage, transportation or carrying and small occupation space.

A lifting device including a first platform, a second platform, a gas spring and a locking device is provided. The first platform includes a base and a first column connected to each other. The second platform includes a working table and a second column connected to each other. The second column and the first column are movably connected. The second column has a plurality of engaging holes. The gas spring includes a first end and a second end opposite to each other. The first end connected to the first column, and the second end connected to the second column. The locking device partially disposed at the first column, and a portion of the locking device being adapted to penetrate the engaging holes to fix a relative position between the second column and the first column.

A height adjustable desk or table comprising a desk or table top, and a frame with spaced apart legs for supporting the desk or table top, wherein each of the legs comprises a movable upper portion and a lower stationary portion, and wherein a first cable is guided via first guide means connected with a lower end of the movable upper portion of the first leg via second guide means to a lower end of the lower stationary portion of the second leg, and a second cable is guided via third guide means connected with a lower end of the movable upper portion of the second leg via fourth guide means to a lower end of the lower stationary portion of the first leg, wherein each of the legs comprises a gas spring, and wherein for each gas spring the upper portion of the gas spring is arranged to be up-and-down movable portion of the leg and the lower portion of each gas spring is arranged to be the lower stationary portion of the leg.

A height adjustable desk or table comprising a desk or table top, and a frame with spaced apart legs for supporting the desk or table top, wherein each of the legs comprises a movable upper portion and a lower stationary portion, and wherein a first cable is guided via first guide means connected with a lower end of the movable upper portion of the first leg via second guide means to a lower end of the lower stationary portion of the second leg, and a second cable is guided via third guide means connected with a lower end of the movable upper portion of the second leg via fourth guide means to a lower end of the lower stationary portion of the first leg, wherein each of the legs comprises a gas spring, and wherein for each gas spring the upper portion of the gas spring is arranged to be up-and-down movable portion of the leg and the lower portion of each gas spring is arranged to be the lower stationary portion of the leg.

The table with a porcelain-enameled steel tabletop provides a magnetic, erasable writing surface directly on the tabletop. The tabletop is defined by opposed upper and lower surfaces and a peripheral side edge, and is formed from porcelain-enameled steel. The porcelain-enameled steel may include a steel layer, having opposed upper and lower surfaces, and a porcelain layer enameled on the upper surface of the steel layer. The porcelain layer defines the upper surface of the tabletop, providing the magnetic, erasable writing surface. At least one leg is secured to the lower surface of the tabletop and extends downwardly therefrom. A protective strip may be secured to, and cover, the peripheral side edge of the tabletop. The protective strip may further be secured to, and cover, a portion of the upper surface of the tabletop and a portion of the lower surface of the tabletop.

The table with a porcelain-enameled steel tabletop provides a magnetic, erasable writing surface directly on the tabletop. The tabletop is defined by opposed upper and lower surfaces and a peripheral side edge, and is formed from porcelain-enameled steel. The porcelain-enameled steel may include a steel layer, having opposed upper and lower surfaces, and a porcelain layer enameled on the upper surface of the steel layer. The porcelain layer defines the upper surface of the tabletop, providing the magnetic, erasable writing surface. At least one leg is secured to the lower surface of the tabletop and extends downwardly therefrom. A protective strip may be secured to, and cover, the peripheral side edge of the tabletop. The protective strip may further be secured to, and cover, a portion of the upper surface of the tabletop and a portion of the lower surface of the tabletop.

A variable height workstation system includes a base, a variable height platform, a lift mechanism, and a sensor arrangement. The lift mechanism is configured to move the variable height platform within a range of motion between a fully lowered position and a raised position. The sensor arrangement is operatively connected to the variable height platform. The sensor arrangement is configured to sense the position and movement of a user on, above and around the variable height platform for outputting data to determine how the user is positioned on, above and around the variable height platform in comparison to a predetermined target position.

A variable height workstation system includes a base, a variable height platform, a lift mechanism, and a sensor arrangement. The lift mechanism is configured to move the variable height platform within a range of motion between a fully lowered position and a raised position. The sensor arrangement is operatively connected to the variable height platform. The sensor arrangement is configured to sense the position and movement of a user on, above and around the variable height platform for outputting data to determine how the user is positioned on, above and around the variable height platform in comparison to a predetermined target position.

The multi-height table and chair set is a kit. The multi-height table and chair set comprises a table structure and one or more chair structures. The table structure is a furniture item known as a table. Each of the one or more chair structures is a furniture item known as a chair. The chair is defined elsewhere in this disclosure. The multi-height table and chair set is configured for use with a personal data device. The personal data device remotely controls the elevation of the tabletop of the table structure. The personal data device remotely controls the elevation of the bench of each of the one or more chair structures. The table structure is formed from a master structure. Each of one or more chair structures is formed from the master structure.