Patent ID: 7059574
Filing Date: 2006-06-13
Classification: A47B,F16M,Y10T

Abstract:
1. A method of forming an extension arm that adjustably mounts a device to a support mount, the method comprising forming an upper channel including a roller at each end thereof; forming a lower channel including a roller at each end thereof; forming two end caps each including a partially enclosed housing having a first endwall, a second endwall, at least one sidewall therebetween and a shaft connected to the second endwall, wherein at least a first one of said end caps contains a hole within the first endwall, and includes a pair of shelves disposed within the partially enclosed housing near the second endwall, the pair of shelves forming a groove therebetween; providing a rod including a first end having a shaped opening, a shoulder adjacent to the first end, a threaded portion, and a second end; providing a clevis having a hole therein; threading the rod through the hole in the clevis; placing the first end of the rod within the hole in the first endwall of the first one of the end caps until the shoulder abuts an inner surface of the first endwall; placing the second end of the rod within the groove in the first one of the end caps; securing the second end of the rod by placing a retainer over the rod and connecting the retainer to the shelves; forming a forearm extension having a body, a first end for connecting to a second one of the end caps and a second end for connecting to the device; coupling one end of a gas spring to one of the channels and a second end of the gas spring to the clevis; attaching the upper channel, the lower channel, the first one of the end caps and the second one of the end caps to form a parallelogram; and connecting the first end of the forearm extension to the shaft of the second one of the end caps.