Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
May 20, 2008
0Patent Application Number
112424790
Date Filed
October 3, 2005
0Patent Primary Examiner
Patent abstract
A retractable support arm structure, which is applied between a base and a steering mechanism of a LCD stand includes an upright arm having a hollow part, an telescopic arm having one end inserted into the hollow part, and a spring member located between the upright arm and the telescopic arm to store a upwardly extending potential energy and several friction members therebetween are used to maintain the balance. The upright arm and the telescopic arm are constituted by square tube made by seamless corner bar.
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