Abstract: An apparatus for adjusting the height of a work surface comprising a height-adjusting mechanism and a universal mount that ensures compatibility with a wide variety of desks and other work surfaces.

Abstract: The disclosure is directed to a table apparatus. The table apparatus includes a support assembly, a surface assembly and an adjustment assembly. The adjustment assembly allows for the movement of a work surface between a first bottom position and a second top position while remaining in the same, preferably, horizontal, orientation throughout the movement thereof. Additionally, the work surface is permitted to rotate about an axis that is perpendicular to the work surface. A secondary work surface is provided, which, when properly set to the same height, cooperates with the work surface to provide a matingly engaged configuration which allows for a substantially continuous joined work surface, while allowing for rotation of the work surface about an axis that is perpendicular to the work surface.

Abstract: A height adjustable work surface is provided, which includes an L-shaped frame supporting a cantilevered platform adapted to support computer and work space items thereon. The frame includes an upstanding rail portion and a horizontal base support, whereby the rail portion slidably supports a work surface platform above the base support. The rail portion and base support are U-shaped members, whereby a first and second rail is provided to support the work space platform. Cam locks are provided to lockably secure the platform in a given position, whereby the platform will not freely slide until unlocked and will support load thereon. An internal spring mechanism biases the platform to reduce lifting load requirements during adjustment of the platform. Overall, the device provides a means to adjust the elevation of work surface for a seated or standing user.

Abstract: A lifting and rotating device includes a lifting unit having a gas lift and a support member having a hinge; a rotating unit rotatable around the hinge; and a decompression unit having a handle movable between a release position and a control position, a pressure regulating member pivotally disposed on the hinge and normally located at a release position, and a cable having one end connected to the handle and the other end connected to the pressure regulating member at a position substantially located on the pivot axis of the hinge. The handle is normally at the release position and the relative position between the pressure regulating member and a control pin of the gas lift remains unchanged when the rotating unit rotates around the hinge. When the handle is moved to the control position by an external force, the pressure regulating member is moved to press the control pin.

Abstract: According to principles of the present inventive concepts, a desktop workstation in configured to be supported on an existing work surface and enable adjustment of a height of a work surface between a lowered and a raised position. In a lowered position, the work surface is arranged at a height from the existing work surface that facilitates use by a user in a seated position and, in a raised position, the work surface is arranged at a height from the existing work surface that facilitates use by the user in a standing position.

Abstract: The invention includes a display positioning assembly comprising a support, a display supported by the support, and a balance mechanism carried by the display and operatively connected to the support. The invention also includes an article for selectively exposing a display comprising a generally planar support surface having a first side and a second side opposite the first side. A balance mechanism operatively connected to a display may be positionable between a storage position proximate the first side of the generally planar support surface and an exposed position proximate the second side of the generally planar support surface. The invention also includes an assembly for arresting the free fall of an object. The assembly may comprise an outer slide in sliding or rolling engagement with an inner slide, and a brake comprising at least one pivot member may be coupled to the inner slide.

Abstract: An adjustable desk includes a desk board, a supporting unit, and a first adjusting unit. The desk board includes front and rear ends. The supporting unit disposed between the desk board and the ground includes a first leg pivotally connected with the front end. The first adjusting unit mounted between the desk board and the first leg includes a screw shaft, at least one linkage, and at least one level. The linkage is engaged screwedly with screw shaft. The level pivotally connected between the linkage and the rear end. While the screw shaft is rotated, the linkage is moved axially between two ends of the outer screw portions to drive the level pivoting with respect to the screw shaft. The desk board is pivoted with respect to the first leg to adjust a slope angle formed between the desk board and the supporting unit steplessly without tools.

Abstract: A height-adjustable table includes a table board, a first foot, a second foot, an air pressure bar and an assistant device. The first foot crossly and pivotally connects with the second foot, wherein one end of the first foot pivotally connects with a first fastener on the bottom side of the table board, and one end of the second foot pivotally connects with a pivot joint. The assistant device is fixed between the first fastener and a second fastener, wherein one end of the air pressure bar is fixed on the second fastener while the other end fixed on the assistant device. Therefore, when the air pressure bar is operated, smooth sliding of the air pressure bar is provided, whereby the structural strength of the table is reinforced.

Abstract: A height adjustment device for an imaging apparatus includes a driving shaft, first and second moving bodies and a driving device. The driving shaft is configured to rotate in a main body of an imaging apparatus. The driving shaft has first and second spiral grooves defined on a peripheral surface thereof such that the first spiral groove has a first pitch along the driving shaft and a second spiral groove has a second pitch different from the first pitch along the driving shaft. The first moving body has a screw thread engaged with the first spiral groove of the driving shaft. The second moving body has a screw thread engaged with the second spiral groove of the driving shaft The driving device rotates the driving shaft.

Abstract: Embodiments include methods and apparatus for adjusting heights of objects. One embodiment is a leg adjusting assembly that has a housing connected to a leg of a table. A foot mechanism extends outwardly from the housing and from the leg. When a force is applied to the foot mechanism with a foot of a user, a rod vertically moves in the housing and adjusts a height of the table.

Abstract: An under hood service tray is provided that includes a vertical member attached to a tray and a base. The base is rendered mobile through a plurality of castors and has first and second longitudinally extending legs and a laterally extending leg located between and attached to both the first and second longitudinally extending legs. The pair of longitudinally extending legs and the laterally extending leg define an opening capable of receiving at least a portion of a tire attached to an automobile therein.

Abstract: A height adjustable platform and method include a ratchet platform having a platform upper assembly having a platform and a ratchet. The ratchet includes a platform riser tube and a ratchet rail. The ratchet platform further includes a platform lower assembly having a support column and a platform base. A ratchet end is proximate the platform and an opposing end of the ratchet is disposed within an interior of the support column. The ratchet platform also includes a platform upper assembly actuator having a pedal sub assembly and an upper linkage. The upper linkage is attached to the pedal sub assembly. Actuation of the pedal sub assembly actuates the upper linkage. In addition, actuation of the upper linkage actuates the ratchet to adjust the height of the ratchet platform. The ratchet platform also includes a strap retractor and a strap. The strap retractor retracts the strap upon achieving a strap threshold.

Abstract: A strapping machine having a movable working assembly includes comprises a machine body, a chute, and a movable working assembly. This machine body contains a storing space. The chute has an upper chute portion and a lower chute portion. The movable working assembly which is in the storing space includes a horizontal movable portion, a vertical movable portion, a working device, and an operation linkage mechanism. When the vertical movable portion moves to the move-down position, the lower chute portion is separated from the upper chute portion. Then, the movable working assembly can be moved out for easy maintenance. So, it is quick and easy to repair any internal device or part inside the strapping machine. The repairer does not need to stoop or squat down for repairing it. In addition, it saves strength and time to move out the working device or related part.

Abstract: An equine CT table for positioning a horse during a CT (“computed tomography”) scan. The table is positioned above the patient couch and communicates with the conventional CT system for examination of a horse without requiring mechanical or electrical attachments between the CT system and table. The table includes a frame carrying a tracking system, a linear movement system and a carousel upon which the horse is positioned. Prior to examination, positioning of the horse on the table may be manually adjusted linearly and/or radially in any direction to properly align the horse. Infinitely positionable cantilever members are provided to support horse's appendages. The tracking system identifies movement of the CT couch and mimics the movement with the linear movement system to enter and retract the horse from the gantry at predetermined positioning.

Abstract: A height adjustable table is disclosed wherein all horizontal supports that span between legs have been eliminated to increase storage space and knee space in the area under the table work surface. A unique telescoping leg arrangement is disclosed.

Abstract: A variable height support with a platform and a base supporting the platform and reconfigurable to selectively change a height of a support surface on the platform relative to a subjacent surface. A control assembly is operable to selectively: a) maintain the support surface at a selected height; and b) release the platform to allow the base to be reconfigured to change the height of the support surface. The control assembly has a ratchet subassembly that, with the control assembly in a first state, allows the base to be reconfigured by exerting a continuous upward force upon the platform that causes the platform to elevate and be blocked within a range at a plurality of different vertical locations against downward movement. The control assembly further has an actuator that is repositionable to change the control assembly into a second state wherein the platform can be lowered over the range.

Abstract: A patient support device for use in patients undergoing spinal or epidural procedures while seated on a standard labor and delivery, operating room or other table or bed is described. An exemplary embodiment of the device includes an upper body support tray and a foot support tray which are independently adjustable along the length of an extendable pole assembly. The pole also connects to a base which provides a stable support and slides under the bulky support bases which are a part of modern hospital beds used in labor and delivery and operating rooms.

Abstract: Lifting/lowering apparatus comprises a lower frame (1), a horizontal upper frame (7) supported by which a plane is adjusted and comprises a lifting mechanism adjusted between the mentioned lower frame and upper frame with the help of which lifting mechanism the upper frame (7) can be lifted and lowered in relation to the lower frame (1) and that the lifting mechanism comprises adjacent pillars (2, 3, 4), each pillar is formed of cylinder parts (2-4) that can be moved telescopically in relation to each other which cylinder parts are attached to each other by threads such that the rotation of the parts (2-4) in relation to each other changes the height of the pillars. In order to reduce the construction weight the cylinder parts (2-4) are made of plastic and in order to improve the receiving of the sideway loadings the inner diameter of the cylinder part (4) having the smallest diameter is over 200 mm.

Abstract: A height adjustable desktop apparatus including a work surface that may be adjusted between a raised and a lowered position, as well as any desired intermediate position, is provided. The work surface moves upwardly and downwardly in a vertical direction, and is supported by a pair of hinged support members. The hinged support members are pivotally attached, on a top portion, to the underside of the work surface, and one or both may be attached on a bottom portion to a sliding base member, which slides in a horizontal, lateral direction. The apparatus includes a fixed hutch, preferably having a fixed base member and a pair of fixed, raised shelves, wherein each shelf is supported by a pair of fixed vertical support members. The sliding base member is slidably attached to the fixed base member of the hutch, and moves in a lateral, sideways direction during adjustment.

Abstract: A height adjustable column, comprising an inner column, an intermediate column having a lower side, an outer column having a lower side, a lifting mechanism having at least a twofold transmission, and a linear actuator. The height adjustable column effects height adjustment by sliding the columns into each other and apart from each other. The linear actuator is dimensioned and arranged such that it protrudes beyond the lower side of the outer column in a state in which the columns are slid into each other.

Abstract: A veterinary table assembly having a support assembly and a table mounted to the support assembly. The table is operable to rotate with respect to the support assembly at least approximately 90 degrees between a first position and a second position. Preferably, the table is also operable to move vertically between a lowered position and a raised position. The table assembly also preferably includes a back panel mounted to the support assembly for restraining an animal on the table.

Abstract: The invention includes a display positioning assembly comprising a support, a display supported by the support, and a balance mechanism carried by the display and operatively connected to the support. The invention also includes an article for selectively exposing a display comprising a generally planar support surface having a first side and a second side opposite the first side. A balance mechanism operatively connected to a display may be positionable between a storage position proximate the first side of the generally planar support surface and an exposed position proximate the second side of the generally planar support surface. The invention also includes an assembly for arresting the free fall of an object. The assembly may comprise an outer slide in sliding or rolling engagement with an inner slide, and a brake comprising at least one pivot member may be coupled to the inner slide.

Abstract: An adjusting device having an inner tubular body, an outer tubular body configured to slide concentrically over the inner tubular body such that the inner tubular body and the outer tubular body can slide telescopically from a retracted position to an extended position. An actuator is configured to move the inner tubular body and the outer tubular body along the longitudinal axis in relation to one another and a supporting tube is provided and configured to slide concentrically on the inside of the outer tubular body.

Abstract: A piece of furniture with a top plate configured to be change a height thereof, the piece of furniture includes: a top plate; a pair of left and right leg bodies which supports left and right sides of the top plate. Each of the leg bodies includes a fixed leg column installed on a floor surface, a movable leg column supported by the fixed leg column to be raised and lowered, a gas spring which is extendable and retractable vertically to assist elevation of the movable leg column and fixation of a height position of the movable leg column, and a switch which switches an extendable state and a fixed state of the gas spring. An operating unit which operates the switch is provided in the top plate. A switching synchronizer is provided to simultaneously operate each of the switch when the operating unit is operated.

Abstract: A height adjustable table is disclosed wherein all horizontal supports that span between legs have been eliminated to increase storage space and knee space in the area under the table work surface. A unique telescoping leg arrangement is disclosed.

Abstract: The invention relates to a piece of furniture containing a furniture base part (13a-13f), in particular a furniture frame, and a furniture part (11) movable relative thereto, in particular a table top (12), with an adjusting gear (20a-20f) for driving the furniture part (11) and with an actuating mechanism (30a-30f) for the rotary actuation of a drive shaft (36a-36f) of the adjusting gear (20a-20f). In the piece of furniture (10a-10f), it is provided that the actuating mechanism (30a-30f) for the rotary actuation of the adjusting gear (20a-20f) contains a manually operated cable- or belt-type pulling element (31a-31f) which is wrapped around a wrapping section (51a-51f) coupled for rotation with the drive shaft (36a-36f) at least during an actuation of the actuating mechanism (30a-30f) and which, when pulled, causes the drive shaft (36a-36f) to rotate.

Abstract: A medical worktable has a base, a lifting device and a platform device. The base has a lower casing and an upper casing detachably connected to the lower casing. The lifting device is adjustably mounted on the base and has a pressurized air cylinder, an inner tube and an outer tube. The pressurized air cylinder is mounted in the upper casing and is securely mounted on the lower casing. The inner tube is mounted around the pressurized air cylinder and abuts the cylinder shaft. The outer tube is mounted around the inner tube and is securely mounted on a mounting board of the pressurized air cylinder. The platform device is mounted on the lifting device, is opposite to the base and has a mounting seat and a platform. The mounting seat is securely connected to the inner tube. The platform is mounted on a top of the mounting seat.

Abstract: The invention relates to an article of furniture, such as a sitting/standing table, wherein an adjustable element, such as a table top, may be adjusted by a drive unit (8) based on an electric motor. An electrical control unit (6) has a plurality of externally accessible gates and is arranged so as to meet a number of requirements for services and/or optional special functions which may be modified, activated or deactivated with a plurality of external modules (5) configured with a plug (11) when said plug is inserted into a gate (9).

Abstract: A cargo platform system which can be uncoupled from a vehicle frame and lowered to a ground surface using a self-contained jack system after the vehicle has been removed from beneath the platform. The cargo platform system may comprise a sub-frame having deck-rails for attachment to a vehicle frame, a platform having deck-rails for removably coupling to the sub-frame, and a jack system comprising a first jack, a second jack, a third jack, and a fourth jack removably attached to a left front corner, a right front corner, a left rear corner, and a right rear corner respectively. All four jacks of the jack system are in communication together such that extension and retraction of the jacks are simultaneous and electric motors atop each jack are removable for storage.

Abstract: A vertical linear actuator mechanism for positioning a load at a desired elevation above a support surface is described. The vertical linear actuator mechanism in one aspect thereof comprises an electric motor having a drivable shaft. The drivable shaft is coupled to a linear extendable mechanism having a load connector at a top end thereof. A potentiometer detects the position of the load connector relative to the support surface and provides position signals to a motor controller circuit which monitors the position of the load connector and controls the operation of the electric motor. In another aspect thereof the vertical linear actuator is comprised by a pair of gas spring cylinders interconnected together. The vertical linear actuator mechanism is secured inside a telescopic pedestal and extends and retracts the pedestal.

Abstract: An adjustable table is easily moved from coffee table height to dining table. The weight of the table top is supported by a pneumatic cylinder, preferably exerting a force slightly greater than the weight of the table top. The cylinder connects to a much larger air tank, so that essentially constant lifting force is exerted. For stability of the table top a guide mechanism firmly retains the table against rotation, side movement or tilting. A unique locking mechanism retains the table at a selected height and is easily released with a finger lever.

Abstract: A method and apparatus for conducting transactions with people of varying heights at a customer work lobby assembly of service stations. The method may include directing a person of short stature to a service station comprising a vertically adjustable work surface; vertically adjusting the vertically adjustable work surface from a vertical working position to a lower vertical working position to conduct transactions with the person of short stature; conducting the transactions with the person of short stature; and adjusting the adjustable work surface to the vertical working position upon completion of said transactions with the person of short stature. The service station having the vertically adjustable work surface is not physically attached to the service assembly and is positioned within the service assembly to appear uniform with a plurality of service stations having non-vertically adjustable work surfaces when the vertically adjustable work surface is at the vertical working position.

Abstract: An aircraft table system includes a table member, a sled member, and a spine member. The sled member moves reversibly on the spine member between a lower sled position and an upper sled position. The system further includes one or more spring elements coupled to the sled member. One or more cables may be coupled between the spine member and the spring elements such that the spring elements impart and/or maintain tension on the cables. The tension may be at least partially converted into an upward force imparted on the sled member.

Abstract: A counterbalance apparatus for use in a workstation to raise and lower a work surface of the workstation. The counterbalance apparatus compensates for the load on the work surface. The counterbalance apparatus includes an inner column telescopingly mounted in an outer column. A base member is positioned at one end of the outer column. A grooved member positioned between the inner column and the base member and a force mechanism between the grooved member and the inner column or the work surface. The grooved member moves in and out of the inner column and base member to raise and lower the work surface.

Abstract: Accessory holders useful for facilitating the support and positional adjustment of secured accessories. More particularly, a positionally adjustable accessory holder for use with one or more accessories, preferably input or output devices, such as video displays, monitors, keyboards, keypads, laptops and the like. The accessory holder further allows for easy three-dimensional adjustment of two such devices to place the devices in relative positions more ergonomically desirable for a variety of users and workspaces, and features a counter-balance mechanism for balancing the weight of the secured accessories.

Abstract: A desk having a reversible work platform. In one embodiment, the reversible work platform is attached to a frame assembly with a plurality of bushings and associated bolts, and can be reconfigured from a left-handed configuration to a right-handed configuration by removing the bushings and bolts from above the desk, flipping the reversible work platform, and reinstalling the bushings and bolts from above the desk. In one embodiment, an L-shaped desk is reconfigured by flipping the reversible work platform and rearranging the parts of the frame assembly. Leg assemblies of the frame assembly include height adjustment mechanisms, which are actuated by a hand crank to change the height of the reversible work platform.

Abstract: A lifting column comprising two or more telescopically arranged column elements, where each column element comprises at least two column sub-elements arranged symmetrically on either side of a first vertical plane, one set of sub-column elements closer to the plane than the other set of sub-elements, where the outer sub-elements are slidingly connected to adjacent inner sub-elements by means of guiding sledges, and further where each column sub-element comprises at least two pulley wheels, one upper and one lower, and further where one first continuous flexible member runs from an upper pulley wheel of a first sub-element to a lower pulley wheel on an adjacent sub-element, so that the first flexible member runs on the upper or lower pulley wheels of the innermost sub-elements on either side of the vertical plane, and that the flexible member is shortened or lengthened by rolling at least one end of the flexible member around a drive wheel on a rotatable axle of an actuating motor.

Abstract: A health booth includes a telescopic and pivotal board including two telescopic units having one ends pivotably attached to a board; a seat assembly including two parallel columns mounted on the other side wall, a horizontal bar slidably put on the columns, a telescopic support post mounted between the horizontal bar and a bottom, and a collapsible seat secured to the horizontal bar, and a pivot assembly including a channel mounted onto one side wall, two torsion springs in the channel, two outer cylindrical members each together with one inner cylindrical member to dispose the other ends of the telescopic units therein, and two groups of a plurality of fasteners wherein each group of the fasteners are driven through the outer cylindrical member into the inner cylindrical member to fasten the other ends of the telescopic units.

Abstract: An odd link work surface lift has a foundation with spaced front and back pivots, has a first link pivotally connected with the front pivot and extending to a first end, has a second link pivotally connected with the first end and extending to a second end, has a mounting bracket pivotally connected with the second end and extending to a terminal end, and a traveler link pivotally connected with the back pivot and extending to a cam follower. The mounting bracket has a curvilinear cam surface at the terminal end. The cam follower travels along the cam surface in abutting engagement. A length from the second end to the terminal end is materially greater than a length between the spaced front and back pivots.

Abstract: A height adjustable work surface system having an under-mount mechanism pivotably attached at a first end to a mounting bracket for mounting to a secure structure; the under-mount mechanism being further pivotably attached at a second end to an attachment bracket; the attachment bracket further connected to a work surface support designed to connect to a work surface; and by pivoting the under-mount mechanism from a first to a second position the work surface is raised or lowered.

Abstract: A device suitable for tiltably mounting a display screen on a wall. The device comprises a wall member to be mounted on a wall, as well as a support member, to which the display screen is to be connected. The support member is connected to the wall member, being tiltable about a tilt axis. The device further comprises a pivotable connecting arm, which connects the wall member and the support member at a point spaced from the tilt axis. The connecting arm can be connected to one of a number of angle setting recesses for setting a desired angle of tilt between the support member and the wall member. The device comprises a slide which is movable relative to the wall member and the support member, which slide is provided with a number of recesses.

Abstract: A medical worktable has a base, a lifting device and a platform device. The base has a lower casing and an upper casing detachably connected to the lower casing. The lifting device is adjustably mounted on the base and has a pressurized air cylinder, an inner tube and an outer tube. The pressurized air cylinder is mounted in the upper casing and is securely mounted on the lower casing. The inner tube is mounted around the pressurized air cylinder and abuts the cylinder shaft. The outer tube is mounted around the inner tube and is securely mounted on a mounting board of the pressurized air cylinder. The platform device is mounted on the lifting device, is opposite to the base and has a mounting seat and a platform. The mounting seat is securely connected to the inner tube. The platform is mounted on a top of the mounting seat.

Abstract: An X-linked lift mechanism having first links (3) and second links (4) constituting an X-linked mechanism between a base frame (1) and a lift frame (2). A drive member (11) is pivotally rotatably installed between the other lateral side portions of the second links and is connected with boost arms (12) and a drive arm (13). Guide members (15) are provided for guiding the moving members (14) installed at the ends of the boost arms. The guide members are installed on the other lateral side portions of the first links in the length direction. Also, a linear actuator is provided so as to extend between the other lateral side of the first links and the drive arm.

Abstract: A telescopic support is disclosed and has outer and inner leg parts. The outer leg part has: a tubular body defining a longitudinal axis and having an interior passage through which the axis extends centrally. The inner leg part has: a shuttle body part disposed at least partially in the tubular body; and rollers rotably mounted to the shuttle body to support the inner leg part for longitudinal reciprocating movement in the tubular body. The support can be secured to a base and topped with a work-surface defining member to form a height-adjustable table, as also disclosed.

Abstract: A vertical linear actuator mechanism for positioning a load at a desired elevation above a support surface is described. The vertical linear actuator mechanism in one aspect thereof comprises an electric motor having a drivable shaft. The drivable shaft is coupled to a linear extendable mechanism having a load connector at a top end thereof. A potentiometer detects the position of the load connector relative to the support surface and provides position signals to a motor controller circuit which monitors the position of the load connector and controls the operation of the electric motor. In another aspect thereof the vertical linear actuator is comprised by a pair of gas spring cylinders interconnected together. The vertical linear actuator mechanism is secured inside a telescopic pedestal and extends and retracts the pedestal.

Abstract: A telescopic lifting column for height adjustment of elevatable tables (1) consists of a stationary rectangular profile (2), which at the bottom rests against a floor, and of a sliding quadrangular profile (3), which slides inside the stationary profile (2) and which can be activated up or down by a linear actuator (4) and which at the top rests against a table top (7). The profiles (2, 3) each have an open side (resp. 8 and 9), and the linear actuator is embodied as a toothed rack (10), which is fastened to the internal side (3?) of the sliding profile (3) opposite the open side (9), and which is in mesh with a toothed wheel (11), which is coupled to a gear motor (12,13), which is fastened to the stationary profile (2) of the lifting column. On the side facing the open side (9), the toothed rack (10) is embodied with a guide way (18) with a width (a) in which two guide pins (19, 20)—with a mutual distance (b) and fastened to the stationary profile (2)—are in mesh.

Abstract: The invention relates to a table (1) comprising an up-and-down movable tabletop (2) and operating provisions to move the tabletop (2) up and down, characterized in that the operating provisions are located under the tabletop (2) and that they can be reached by hand. Said operating provisions preferably comprise an operating ring (3) movable against a resilient force.

Abstract: The present invention relates to a device for mounting of a table top on a table frame (1, 2, 3, 4, 5, 6) and/or individual table legs, with drive means (8, 9) for optional adjustment of the height of the table top (14), fixing means (10, 11) on the table top (14) being interconnectable to drive means (8, 9) on the table frame (1, 2, 3, 4, 5, 6) and/or the table legs, one or more sensors (15, 32) being disposed to sense possible movement between the fixing means (10, 11) on the table top (14) and the drive means (8, 9) in the event of undesirable movement between the table top (14) and the table frame (1, 2, 3, 4, 5, 6) and/or the table legs, in order thereby to prevent the adjustment of the position of the table top (14).

Abstract: Ergonomic workstations include devices with raising and lowering elements, such as tables and desks. The devices include one or more legs, and when more than one leg is present, each leg is substantially parallel to the other legs. Each leg is provided with a base for attaching the leg to another or to multiple other legs. The devices further include one or more sub-surfaces for connecting one or more of the legs and one or more top surfaces. The substructure is provided with more than one arrangement of hole patterns for attaching the top surface and/or the legs. In some aspects, the devices include two top surfaces which are raised or lowered by actuators in the legs. The plurality of legs can either maintain the second top surface at a constant height, or can raise and lower the second top surface independent of the first top surface.

Abstract: A household lift is provided with a stationary base and rack, wherein the movement of the drive gears and an associated movable portion is supported for linear motion parallel to the rack by at least a pair of extensible slides that are oriented at approximately right angles to one another.