Alignment device for telescoping gymnasium seating

摘要: A telescoping gymnasium seating unit including a plurality of movable upright frames respectively sized and between first position wherein the are nested one in other when fully telescoped second unnested. Each has member thereon with an upwardly facing horizontal planar-like surface. members on each is vertically offset from mutually adjacent frame frames. The spaced above have vertical spacing therebetween. Low friction devices secured to extend downwardly therefrom engage next located therebelow maintain therebetween uniform loads applied position.