Computer keyboard and flat panel display cart

• US 5,918,841 A
• Filed: 02/12/1998
• Issued: 07/06/1999
• Est. Priority Date: 06/07/1996
• Status: Expired due to Term

• Current Assignee: Ergotron Incorporated (Melrose Industries Plc)
• Original Assignee: Ergotron Incorporated (Melrose Industries Plc)
• Inventors: Sweere, Harry C., Gonnerman, Michael D., Voeller, Donald M.
• Primary Examiner(s): Ramirez, Ramon O.
• Assistant Examiner(s): Wentsler, Stephen S.
• Application Number:
  US09/023,224
• Time in Patent Office: 509 Days
• Field of Search: 248/123.11, 248/125.1, 248/122.1, 248/124.1, 248/121, 248/278.1, 248/284.1, 248/281.11, 248/917, 248/918, 248/919, 248/920, 248/921, 248/922, 248/923 , 248/118, 248/118.3, 248/129
• US Class Current: 248/123.11
• CPC Class Codes: A47B 21/00 Tables or desks for office equipment, e.g. typewriters, keyboards
• CPC Class Codes: A47B 21/0314 Platforms for supporting office equipment
• CPC Class Codes: A47B 2200/0069 with rack
• CPC Class Codes: F16M 11/10 around a horizontal axis F16M11/12 takes precedence
• CPC Class Codes: F16M 11/105 the horizontal axis being the roll axis, e.g. for creating a landscape-portrait rotation
• CPC Class Codes: F16M 11/2021 around a horizontal axis F16M11/2035 takes precedence
• CPC Class Codes: F16M 11/2064 for tilting and panning F16M11/2078 takes precedence
• CPC Class Codes: F16M 11/22 with approximately constant height, e.g. with constant length of column or of legs F16M11/42 takes precedence
• CPC Class Codes: F16M 11/24 changeable in height or length of legs, also for transport only, e.g. by means of tubes screwed into each otherF16M11/42 takes precedence
• CPC Class Codes: F16M 11/42 with arrangement for propelling the support stands on wheels
• CPC Class Codes: F16M 13/00 Other supports for positioning apparatus or articles heads thereof F16M11/02 ; undercarriages thereof F16M11/20 ; adapted to be stuck in the ground A45F3/44 ; sockets or holders for poles or posts E04H12/22; Means for steadying hand-held apparatus or articles supports for measuring instruments G01D11/30; supports for casings of remote control switching devices H01H9/025
• CPC Class Codes: F16M 13/02 for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
• CPC Class Codes: F16M 2200/021 for rotational movement
• CPC Class Codes: F16M 2200/024 by positive interaction, e.g. male-female connections
• CPC Class Codes: F16M 2200/044 for balancing rotational movement of the undercarriage
• CPC Class Codes: F16M 2200/068 being part of the undercarriage
• CPC Class Codes: G06F 1/1601 Constructional details related to the housing of computer displays, e.g. of CRT monitors, of flat displays constructional details related to flat displays integrated in a portable computer, e.g. laptop, handheld computer G06F1/1637; constructional details related to television receivers H04N5/64
• CPC Class Codes: G06F 2200/1612 Flat panel monitor
• CPC Class Codes: Y10S 248/918 Ancillary device support associated with a video display screen
• CPC Class Codes: Y10S 248/92 Angular and linear video display screen support adjustment
• CPC Class Codes: Y10S 248/921 : Plural angular
• CPC Class Codes: Y10S 248/923 : Tilting

Abstract

A rolling cart for a computer and flat panel display includes a base with plural castered dual wheels, a mounting pole projecting upward from the base, at least one pole mounting bracket, a pivot support bracket supported by the pole mounting bracket and securing a support arm which is suitable for supporting a flat panel display. Another pole mounting bracket supports another pivot support bracket and secures a second support arm having a pivot/brake assembly suitable for supporting a keyboard. Additionally, the cart supports a CPU bracket and a UPS mounting bracket. The pivot/brake assembly includes a frictional assembly and a brake assembly.

Claims

1. A flat panel display support system comprising:

a. a support arm having a first end, a second end and a central portion;

b. a pivot means including at least one UHMWPE washer at each of the ends of said arm;

c. a flat panel display attachment means attached at said pivot means of said first end of said arm;

d. an arm elevation bracket attached at said pivot means of said second end of said arm;

e. a gas spring with an inboard end and an outboard end, said inboard end being pivotally and adjustably connected to said arm elevation bracket, and said outboard end being pivotally connected to said central portion of said support arm; and

,

f. a vertical pole supporting the elevation bracket of said second end, said vertical pole mounted upon a base with caster wheels.

2. A mounting system adapted for adjustably supporting a flat panel display screen and a keyboard, comprising:

a. a rolling cart comprising;

(1) a base with caster wheels; and

,

(2) a vertical mounting pole attached to said base;

b. a flat panel display mounting system attached to said mounting pole comprising;

(1) a flat panel display mounting system surface mounting bracket attached to said mounting pole;

(2) a first arm elevation bracket attached to said flat panel display system surface mounting bracket;

(3) a first support arm having a first end, a second end and a central portion;

(4) a pivot means including at least one UHMWPE washer at each of the ends of said first support arm, said first arm elevation bracket joined to said pivot means at said first end of said first support arm,

(5) a flat panel display component mount joined to said pivot means at said second end of said first support arm for attaching said flat panel display to said mounting system; and

(6) a gas spring with an inboard end and an outboard end, said inboard end being pivotally and adjustably connected to said first arm elevation bracket, and said outboard end being pivotally connected to said central portion of said first support arm;

c. a keyboard mounting system attached to said mounting pole comprising;

(1) a keyboard mounting system surface mounting bracket attached to said mounting pole;

(2) a second arm elevation bracket attached to said keyboard mounting system surface mounting bracket;

(3) a second support arm attached to said second arm elevation bracket;

(4) a pivot/brake assembly attached to said support arm; and

,

(5) a keyboard support tray attached to said pivot/brake assembly to support a keyboard;

d. a computer mounting bracket attached to said mounting pole; and

,

e. a mail tray bracket attached to said mounting pole.