Patent ID: 7732688

Claim:
An instrument stand comprising a base having an upper surface stepped to form an outer platform formed in the upper surface of the base and having a bottom; and an inner groove formed in the bottom of the outer platform of the base and having a bottom; two opposite sidewalls; a rear open end; and a front open end; a side surface; a front end; a rear end; and two arm guides being formed in the bottom of the outer platform of the base, respectively formed in the sidewalls of the inner groove and communicating with the inner groove and each arm guide having a guiding section; and a folding section communicating with the guide section; two arms being respectively and movably mounted in the arm guides of the base and each arm having a guiding rod being slidably and rotatably mounted in the guiding section of a corresponding arm guide; and a holding bracket being connected to the guiding rod, corresponding to and being selectively disposed in the folding section of the corresponding arm guide and having a connecting end being attached to the guiding rod; and a holding end selectively stored in the inner groove of the base; a main cover being mounted pivotally on the outer platform of the base and having a rear end; a front end; an inner surface; a rear positioning protrusion mounted on the inner surface of the main cover, corresponding to the rear end of the main cover, being selectively mounted in the inner groove of the base and having two opposite side surfaces; and a front positioning protrusion mounted on the inner surface of the main cover, corresponding to the front end of the main cover, selectively mounted in the inner groove of the base and having two opposite side surfaces; and a pivot assembly pivotalty mounted between the rear ends of the base and the main cover and having two pivot brackets respectively and pivotally connected to the side surfaces of the rear positioning protrusion of the main cover and the sidewalls of the inner groove of the base; and a supporting assembly pivotally mounted on front end of the main cover and having two support brackets respectively and pivotally connected to the side surfaces of the front positioning protrusion of the main cover and each support bracket having a proximal end pivotally connected to a corresponding side surface of the front positioning protrusion of the main cover; and a distal end; and a supporter being pivotally connected between the distal ends of the support brackets.