Patent ID: 8016253

Claim:
A musical instrument stand, comprising: a telescopic unit; a braking unit mounted on the telescopic unit; and an operation unit mounted on the telescopic unit and connected with the braking unit to control operation of the braking unit; wherein the telescopic unit includes: an outer tube; an inner tube retractably mounted on the outer tube; the braking unit includes: a mounting sleeve movably mounted in the outer tube of the telescopic unit and connected with a bottom of the inner tube of the telescopic unit to move in concert with the inner tube of the telescopic unit; a plurality of locking pieces each movably mounted on the mounting sleeve and each having an inner side formed with a pressing face and an outer side formed with a friction face that is movable to press the outer tube of the telescopic unit; a pressing block movably mounted in the mounting sleeve and movable to press the pressing face of each of the locking pieces to push each of the locking pieces toward the outer tube of the telescopic unit; an elastic member mounted in the mounting sleeve and biased between the mounting sleeve and the pressing block to pull the pressing block toward the locking pieces; the operation unit includes: a connecting bar movably mounted in the inner tube of the telescopic unit and having a lower end connected with the pressing block of the braking unit to move the pressing block of the braking unit outward relative to the locking pieces; a driven block movably mounted in the inner tube of the telescopic unit and secured on an upper end of the connecting bar to move the connecting bar relative to the inner tube of the telescopic unit; an operation handle extending into the inner tube of the telescopic unit and abutting the driven block to move the driven block relative to the inner tube of the telescopic unit.