Patent ID: 7197849

Claim:
An improved balance shoe said balance shoe for retaining a window sash in a window jamb channel comprising: a balance shoe housing having a base section, said base section having at least one channel and at least one side support member slidably movable in said channel from a first position to a second extended position, said channel having a first retaining means and a second retaining means extending from a first surface of said channel, said side support member having a retaining arm that moves between said first and second retaining means as said side support member moves from said first position to said second position; said balance shoe housing having a pivot member, said pivot member having a generally oval-shaped head portion and wherein said oval-shaped head portion engages at least one of said side support members as said oval-shaped portion rotates and forces said side support member of said balance shoe housing to slide in said channel from said first position to said second extended position such that when said balance shoe is in a window sash said side support member is in contact with at least one side wall surface of said window jamb channel when said side support member is in its second extended position and said window sash is tilted.