# US 9,039,016 B2 · Accessory cart > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 9,039,016 B2 - Document ID: US9039016B2 - Status: Granted - Kind: B2 - Application number: 13/763,395 - Filed: 2013-02-08 - Published: 2013-08-08 - Granted: 2015-05-26 - Earliest claimed: 2012-02-08 - Assignees: Humanscale Corporation - Applicants: Humanscale Corporation - Inventors: Jane Abernethy; Robert Volek; Mesve Vardar; Lachezar Tsvetanov; Robert R. King; David Johnston; Alexandra Burn; Xin Wang; Jonathan Philip Puleio - Web page: https://patentgrep.com/patent/US9039016B2 ## CPC - A47B 21/04: characterised by means for holding or fastening typewriters or computer equipment - A47B 21/02: with vertical adjustable parts - A61G 12/001: {Trolleys for transport of medicaments, food, linen, nursing supplies (carts specially adapted for surgery or diagnosis A61B50/13; hand carts B62B3/00)} - B62B 3/001: {Steering devices} - B62B 3/002: {characterised by a rectangular shape, involving sidewalls or racks} - B62B 3/008: {having more than two axes} - B62B 3/02: involving parts being adjustable, collapsible, attachable, detachable or convertible - B62B 3/10: characterised by supports specially adapted to objects of definite shape - B62B 5/0043: {One motor drives one wheel} - B62B 5/04: Braking mechanisms; Locking devices against movement - F16M 11/10: around a horizontal axis {(F16M11/12 takes precedence)} - F16M 11/18: with mechanism for moving the apparatus relatively to the stand - F16M 11/2021: {around a horizontal axis (F16M11/2035 takes precedence)} - F16M 11/28: Undercarriages for supports with one single telescoping pillar - F16M 11/42: with arrangement for propelling the support {stands on wheels} - B62B 5/0033: {Electric motors} - B62B 2202/56: Computers; Screens - B62B 2206/06: adjustable in height - A47B: TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE (furniture jointing F16B) - A61G: TRANSPORT, PERSONAL CONVEYANCES OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS (appliances for aiding patients or disabled persons to walk A61H3/00); OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES (embalming corpses A01N1/00) - B62B: HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES (characterised by animal propulsion B62C; propulsion of sledges by driver or engine B62M) - F16M: FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS ## Abstract In the specification and drawings an accessory cart is described and shown with a base, a housing element that is connected to the base and extends upward from the base, and a platform, which is connected to the housing element with the height of the platform being automatically adjustable. ## Claims ### Claim 1 An accessory cart, comprising: a base; a housing element connected to the base, the housing element extending upward from the base; and a work platform connected to the housing element, a height of the work platform being automatically adjustable. ### Claim 2 (depends on 1) The accessory cart of claim 1, wherein the work platform is automatically adjustable to a plurality of predetermined heights, each of the plurality of predetermined heights corresponding to a measurable aspect of a potential user. ### Claim 3 (depends on 2) The accessory cart of claim 2, wherein the measurable aspect of the potential user is a height of the potential user. ### Claim 4 (depends on 1) The accessory cart of claim 1, wherein the height of the work platform is automatically adjustable without a need for a user to manually make a selection on the accessory cart. ### Claim 5 (depends on 4) The accessory cart of claim 4, further comprising a sensor, the height of the work platform being automatically adjustable based on information obtained by the sensor about the user. ### Claim 6 (depends on 1) The accessory cart of claim 1, further comprising a deployable tracking wheel connected to the base, the deployable tracking wheel being located at about a center of gravity of the accessory cart. ### Claim 7 (depends on 6) The accessory cart of claim 6, further comprising a release switch, the tracking wheel being deployable in a first state by continuous engagement of the release switch by a potential user and the tracking wheel being retractable in a second state by disengagement of the release switch by the potential user. ### Claim 8 (depends on 1) The accessory cart of claim 1, wherein the work platform has a first groove formed in a first surface of the work platform and a second groove formed in a second surface of the work platform, which opposes the first surface. ### Claim 9 (depends on 8) The accessory cart of claim 8, further comprising a computer input device platform removably connected to the work platform. ### Claim 10 (depends on 9) The accessory cart of claim 9, wherein the computer input device platform is slideable along the first groove and the second groove at most to a first lateral edge or a second lateral edge of the work platform. ### Claim 11 (depends on 1) The accessory cart of claim 1, further comprising a power supply located on the accessory cart, the power supply capable of being wirelessly charged. ### Claim 12 (depends on 1) The accessory cart of claim 1, further comprising a keyboard platform, the keyboard platform being fixed at an ergonomically negative angle. ### Claim 13 (depends on 1) The accessory cart of claim 1, further comprising a keyboard support surface, the keyboard support surface being fixed at an ergonomically negative angle. ### Claim 14 (depends on 13) The accessory cart of claim 13, further comprising a computer input device platform that is magnetically connectable to the keyboard support surface. ### Claim 15 A method of adjusting a height of a platform of an accessory cart, comprising: equipping the accessory cart with a plurality of predetermined platform heights; and automatically adjusting the platform to at least one of the plurality of predetermined platform heights. ### Claim 16 (depends on 15) The method of claim 15, further comprising corresponding a measurable aspect of a potential user to at least one of the plurality of predetermined platform heights. ### Claim 17 (depends on 15) The method of claim 15, further comprising corresponding a height of a potential user to at least one of the plurality of predetermined platform heights. ### Claim 18 (depends on 15) The method of claim 15, further comprising wirelessly charging a power supply located on the accessory cart. ### Claim 19 (depends on 15) The method of claim 15, further comprising deploying a tracking wheel from a base of the accessory cart. ### Claim 20 An accessory cart comprising: a base; a housing element connected to the base, the housing element extending upward from the base; a platform connected to the housing element; and a means for automatically adjusting a height of the platform.