Patent ID: 7357364

Claim:
A support device comprising, an expander portion comprising a first and a second wedge member, each wedge member being higher than wide and longer than high, and having forward and rearward faces, a base, a side, a tip, and an incline surface adjacent at a first end with the side and adjacent at a second end with the tip, the wedge members being slidably engageable with one another along their incline surfaces through a range of configurations, such that at one extreme only a portion of the incline surfaces adjacent to the first ends with the sides are in contact and at a second extreme only a portion of the incline surfaces adjacent to the second ends with the tips are in contact, the expander portion having an actuation means disposed on at least one of the first and second wedge members for displacement of the wedge members, and the expander portion having at least one mechanical stop comprising at least one projection located on one wedge member and at least one depression located on the other wedge member that interfit to prevent the wedge members from being slidably disengaged at one or both configuration extremes; wherein the actuation means comprises at least one grip disposed on the forward face of each wedge member.