Patent ID: 8061099
Filing Date: 2011-11-22
Classification: E04B

Abstract:
1. A wall structure comprising: a bottom horizontal track and a top horizontal track disposed generally parallel to each other, each one of the lower and upper horizontal tracks comprising: a vertical stud member comprising: drywall disposed adjacent a side of the vertical stud member; and a fastener having a length less than a sum of a thickness of the drywall, a thickness of the sidewall of the stationary portion and a depth of the recess formed in the exterior of the at least one sidewall of the telescoping portion, the fastener engaged to the drywall and the sidewall of the stationary portion and not attached to the sidewall of the telescoping portion; wherein the recess is so disposed in relation to the stationary portion as to allow the fastener to be fastened at any vertical position of the stationary portion with a tip of the fastener disposed in the recess without inadvertently securing the fastener to the telescoping portion, and as to allow the telescoping portion to telescope within the stationary portion over the longitudinal extent of the recess during variations in height from ceiling to floor when the fastener is fastened at any vertical position of the stationary portion with the tip of the fastener disposed in the recess.