Patent ID: 8198553
Filing Date: 2012-06-12
Classification: G01G,Y10T

Abstract:
1. A draft shield for a balance, comprising an assembly of: a rear wall; rails extending forward from top corners of the rear wall, the rails containing guide tracks for a top cover panel and two sidewalls; locking elements arranged at front ends of the rails; a top cover panel slidably installed into corresponding guide tracks in the rails; two sidewalls, each sidewall slidably installed into corresponding guide tracks in the rails; a seat for receiving a portion of a front wall; and a front wall having its bottom edge inserted into the seat, the front wall secured in flush alignment against the top cover panel and the sidewalls by the locking elements; wherein the sidewalls and/or the top cover panel are fully removable from the remainder of the assembly by pulling the same forward through the respective guide tracks and out the front ends of the rails when the locking elements are released.