# US 2001/0023914 A1 · Arm apparatus for mounting electronic devices with cable management system > Agents: this data is available as JSON from the patentgrep API and MCP server — see https://patentgrep.com/llms.txt - Number: US 2001/0023914 A1 - Document ID: US20010023914A1 - Status: Published application - Kind: A1 - Application number: 09/776,355 - Filed: 2001-02-02 - Published: 2001-09-27 - Earliest claimed: 1999-06-07 - Assignees: Innovative Office Products, Inc. - Inventors: Odd N. Oddsen JR. - Web page: https://patentgrep.com/patent/US20010023914A1 ## CPC - F16M 13/02: for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle - F16M 11/10: around a horizontal axis {(F16M11/12 takes precedence)} - F16M 11/2014: {around a vertical axis (F16M11/2035 takes precedence)} - F16M 11/2092: {comprising means allowing depth adjustment, i.e. forward-backward translation of the head relatively to the undercarriage} - F16M 11/24: changeable in height or length of legs, also for transport only, {e.g. by means of tubes screwed into each other}(F16M11/42 takes precedence) - A47B 2200/0088: Appliance support having rotary joint or articulated connection - F16M 2200/044: for balancing rotational movement of the undercarriage - F16M 2200/063: Parallelogram arms - F16M 2200/065: with a special structure, e.g. reinforced or adapted for space reduction - Y10S 248/917: Video display screen support - Y10S 248/919: Adjustably orientable video screen support - F16M: FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS - A47B: TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE (furniture jointing F16B) - Y10S: TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS ## Abstract An adjustable extension arm for mounting an electronic device includes interconnected members which are rotatable or pivotable relative to each other. The interconnected members provide a cable pathway through which a cable for the electronic device may extend for protecting and/or obscuring the cable from view. ## Claims ### Claim 1 An adjustable extension arm for mounting an electronic device thereto, said extension arm comprising a forearm extension having a first end and a second end for attachment of a device thereto, said forearm extension having a first opening at said first end and a second opening adjacent said second end, said first and second openings in communication with each other through a channel provided within said forearm extension between said first and second ends, a first endcap having a first end rotationally attached to said first end of said forearm extension, said first endcap having an opening extending therethrough in communication with said first opening within said forearm extension, a second endcap having a first end attachable to a support structure, and elongated first and second channel members nested together to form a channel therebetween, said first and second channel members having first ends pivotably attached to said first endcap and second ends pivotably attached to said second endcap. ### Claim 2 (depends on 1) The extension arm of claim 1, wherein one of said channel members has an elongated opening between said first and second ends providing communication between the exterior of said channel member and said channel formed therein. ### Claim 3 (depends on 1) The extension arm of claim 1, wherein said channel formed between said first and second channel members is in communication with said opening extending through said first endcap. ### Claim 4 (depends on 1) The extension arm of claim 1, further including a gas cylinder within said channel formed between said first and second channel members, said gas cylinder retaining said first and second endcaps and said first and second channels in parallelogram shape. ### Claim 5 (depends on 1) The extension arm of claim 1, wherein said first and second endcaps have vertical axes, said axes maintained in parallel alignment while said first and second channel members are pivoted at their respective first and second ends about said first and second endcaps. ### Claim 6 (depends on 1) The extension arm of claim 1, wherein said forearm extension includes an elongated top opening in communication with said channel therein and said first and second openings. ### Claim 7 (depends on 6) The extension arm of claim 6, further including a cover removably received within said top opening, said cover permitting external access to said channel within said forearm extension through said second opening. ### Claim 8 (depends on 7) The extension arm of claim 7, wherein said second opening is arranged between one end of said cover and said second end of said forearm extension. ### Claim 9 (depends on 7) The extension arm of claim 7, wherein said forearm extension includes a bottom wall, said second opening extending between said bottom wall and said cover adjacent said second end of said forearm extension. ### Claim 10 (depends on 1) The extension arm of claim 1, wherein said forearm extension includes a bottom wall, said second opening arranged in said bottom wall adjacent said second end of said forearm extension. ### Claim 11 (depends on 1) The extension arm of claim 1, further including a tubular member having one end received within said opening within said first endcap and another end received within said first opening within said forearm extension. ### Claim 12 (depends on 11) The extension member of claim 11, wherein said tubular member has a side opening therein providing communication between said channel formed between said first and second channel members and said channel provided within said forearm extension. ### Claim 13 (depends on 1) The extension arm of claim 1, further including a mounting assembly attached to said second end of said forearm extension, said mounting assembly having a support plate for attachment to an electronic device. ### Claim 14 (depends on 1) The extension arm of claim 1, further including a shaft extending from said first end of said second endcap for rotatably mounting said second endcap to a support structure. ### Claim 15 (depends on 1) The extension arm of claim 1, further including a plurality of ribs within said first channel member extending between a pair of spaced apart sidewalls of said first channel member. ### Claim 16 An adjustable extension arm for mounting an electronic device thereto, said extension arm comprising a forearm extension having an internal elongated channel opening upward and extending between first and second ends of said forearm extension, a device mounting assembly for mounting an electronic device to said second end of said forearm extension, a first endcap having a first end to which said first end of said forearm extension is rotationally mounted, said first endcap including an opening extending therethrough in communication with said internal elongated channel within said forearm extension, a second endcap attachable to a support structure, a nested pair of elongated members forming an internal elongated channel therein, one common end of said elongated members pivotably attached to said first endcap and another common end of said elongated members pivotably attached to said second endcap, wherein said extension arm has a cable pathway through said opening extending through said first endcap and said internal elongated channel within said forearm extension. ### Claim 17 (depends on 16) The extension arm of claim 16, wherein at least one of said members has an outer wall provided with an elongated opening communicating with said internal elongated channel provided between said nested pair of elongated members. ### Claim 18 (depends on 16) The extension arm of claim 16, wherein said cable pathway further extends through said internal elongated channel within said nested pair of elongated members. ### Claim 19 (depends on 16) The extension of claim 16, wherein said opening in said first endcap provides communication to the exterior of said first endcap. ### Claim 20 (depends on 16) The extension arm of claim 16, further including a cover removably attachable to said forearm extension overlying said internal elongated channel. ### Claim 21 (depends on 20) The extension arm of claim 20, wherein said cover forms an opening at one end thereof to provide external access to said internal elongated channel. ### Claim 22 (depends on 21) The extension arm of claim 21, wherein said opening formed by said cover is arranged adjacent said device mounting assembly. ### Claim 23 (depends on 16) The extension arm of claim 16, wherein said forearm extension includes a bottom wall having an opening adjacent said device mounting assembly, said opening providing external access to said internal elongated channel. ### Claim 24 (depends on 16) The extension arm of claim 16, further including a gas cylinder within said nested pair of elongated members. ### Claim 25 (depends on 16) The extension arm of claim 16, wherein said first and second endcaps have vertical axes, said axes maintained in parallel alignment while said nested pair of elongated members are pivoted at their ends. ### Claim 26 (depends on 16) The extension arm of claim 16, further including a tubular member within said first endcap, said forearm extension being rotationally attached to said tubular member. ### Claim 27 (depends on 26) The extension arm of claim 26, wherein said tubular member has a side opening therein providing communication between said internal channel formed between said first and second channel members and said internal channel provided within said forearm extension. ### Claim 28 (depends on 16) The extension arm of claim 16, further including a shaft extending from said second endcap for rotationally mounting said second endcap to a support structure. ### Claim 29 An adjustable extension arm for mounting an electronic device thereto, said extension arm comprising a forearm extension having a first end and a second end for attachment of an electronic device thereto, said first end having a through hole connected to said second end by a U-shaped member having a bottom wall and a pair of spaced apart sidewalls, said U-shaped member forming an elongated first channel in communication with said through hole, a cover releasably attachable to said forearm extension overlying said through hole and a portion of said U-shaped member for enclosing said elongated first channel, at least one opening in said forearm extension in either said bottom wall adjacent said second end or between said second end and a portion of said cover; a first endcap including a first end and a second end having a through hole extending between said first and second ends; a tubular member received within said through hole within said first endcap having an interior in communication with said first channel within said forearm extension, said tubular member having a sidewall provided with a cutout, said forearm extension rotatably attached to said first endcap by said tubular member being received within said through hole within said first end of said forearm extension; a second endcap having an end rotatably attachable to a support structure; and elongated first and second channel members nested together to form a channel therebetween, said first and second channel members having first ends pivotably attached to said first endcap and second ends pivotably attached to said second endcap, one of said channel members having an elongated opening between said first and second ends providing communication between the exterior of said channel member and said channel formed therein, wherein said extension arm forms a cable pathway extending through said through hole within said tubular member and said first channel within said forearm extension. ### Claim 30 (depends on 29) The extension arm of claim 29, wherein said cable pathway further extends through one of said channel members. ### Claim 31 (depends on 29) The extension arm of claim 29, wherein said first and second endcaps have vertical axes, said axes maintained in parallel alignment while said first and second channel members are pivoted at their respective first and second ends about said first and second endcaps. ### Claim 32 (depends on 29) The extension arm of claim 29, further including a gas cylinder within said nested pair of elongated members. ### Claim 33 (depends on 29) The extension arm of claim 29, further including a mounting assembly attached to said second end of said forearm extension, said mounting assembly having a support plate for attachment to an electronic device. ### Claim 34 (depends on 29) The extension arm of claim 29 further including a cover removably attachable to said opening within one of said channel members. ### Claim 35 (depends on 34) The extension arm of claim 34, wherein said cover forms an elongated opening providing a cable pathway therethrough. ### Claim 36 A tilter assembly for an electronic device, said assembly comprising a swivel bolt having an opening at one end thereof, a swivel lug having one end pivotably attached to said swivel bolt within said opening, and an adapter having an opening within which the other end of said swivel lug is secured. ### Claim 37 (depends on 36) The tilter assembly of claim 36, further including a friction pellet overlying said one end of said swivel lug within said opening within said swivel bolt. ### Claim 38 (depends on 37) The tilter assembly of claim 37, further including a threaded member received within one end of said swivel bolt having an end in engagement with said friction pellet. ### Claim 39 (depends on 36) The tilter assembly of claim 36, wherein said swivel bolt includes a pair of spaced apart legs forming said opening therein. ### Claim 40 (depends on 36) The tilter assembly of claim 36, wherein said adapter includes a T-shaped extension. ### Claim 41 (depends on 36) The tilter assembly of claim 36, wherein said adapter is attached to said swivel lug by a thread member extending through said adapter and into threaded engagement with said other end of said swivel lug.