Patent ID: 6769190
Filing Date: 2004-08-03
Classification: B43L

Abstract:
An adjustable viewing frame comprising:at least two frame members, said at least two frame members having arms forming substantially rectilinear frame limbs, means for applying a frictional force between said at least two frame members whereby said frame members are held together by a frictional force, said frictional force being sufficient to retain said frame members in a selected adjusted positions, said frictional force being sufficient to be overcome to effect adjustment by hands said means for applying a frictional force comprise retainer members acting to retain the frame limbs in relation to one another, wherein said retainer members are generally C-shape and engage respective frame members from opposite sides thereof, each said limb of a frame member has a respective outwardly protruding shoulder extending at least part of the way along the length thereof and being engageable by the respective C-shape retainer members whereby to hold the retainer members on the frame members.