Support post with adjustable accessory supports

An upright support structure comprising:

• a post member having at least one longitudinally extending groove defined in a peripheral surface thereof, said groove having a pair of opposed side walls extending from a common base wall, and a support bracket releasably securable at selected axial positions along said groove for allowing an accessory to be mounted in association with said post member, said support bracket including first and second groove engaging members displaceable with respect to one another between a closed position wherein said first and second groove engaging members are both insertable within said groove and an open position wherein said first and second groove engaging members are spread-apart for firmly engaging said opposed side walls of said groove in order to fixedly secure said support bracket to said post member, wherein said post member includes at least first and second telescopically related post segments, said first and second post segments being each provided with at least one longitudinally extending peripheral groove, said peripheral groove of said first post segment being similar to that of said second post segment to allow said support bracket to be selectively mounted to either one of said first and second post segments.

An upright support structure comprising:

• a post member having at least one longitudinally extending groove defined in a peripheral surface thereof, said groove having a pair of opposed side walls extending from a common base wall, and a support bracket releasably securable at selected axial positions along said groove for allowing an accessory to be mounted in association with said post member, said support bracket including first and second groove engaging members displaceable with respect to one another between a closed position wherein said first and second groove engaging members are both insertable within said groove and an open position wherein said first and second groove engaging members are spread-apart for firmly engaging said opposed side walls of said groove in order to fixedly secure said support bracket to said post member, wherein said post member includes at least first and second telescopically related post segments, and wherein a locking member is operatively connected with said first and second post segments for releasably maintaining said first and second post segments in a fixed position with respect to said locking member, said locking member being expandable and contractible along a longitudinal axis of said post member to provide for length adjustment thereof.