Patent ID: 8079554

Claim:
A support apparatus, comprising: a mounting base; a first frame mounted on the mounting base, the first frame thereon defining a first direction and a second direction perpendicular to the first direction, the first frame comprising a through hole along the second direction, the first frame comprising a slide and a first slot, the slide extending along the first direction, the first slot extending along a third direction; a lock member comprising a columnar member and a release part, the columnar member being connected to the release part, the release part movably passing through the through hole, a first end of the columnar member being disposed limitedly and movably in the first slot; a second elastic member connected to an end portion of the release part and the first frame; and a second frame movably disposed on the slide, the second frame comprising a hook capable of engaging to the columnar member, wherein when the hook engages to the columnar member, the release part can be driven to disengage the columnar member from the hook; wherein a cross-section of the end portion of the release part is larger than a cross-section of the through hole, and the second elastic member is compressed and disposed between the first frame and the end portion.