Device for fixing a lower glass for a construction machinery cabin

Abstract

An apparatus can detachably fix the lower glass of the cab according to a working environment through simple adjustment of an adjustment knob. The apparatus detachably fixes the lower glass of the cab according to a working environment includes a lower bracket fixedly installed on a lower side of a window frame of the cab and including a rubber member to prevent a secession of the lower glass; a knob support plate including a fixing plate having a guide groove and a position setting hole, and a support plate having a compression pad, wherein the fixing plate is fixedly installed on an upper side of the window frame and the support plate compressively supports one side of an upper portion of the lower glass; and an adjustment knob provided with a projection portion that is fitted into the guide groove to be slidably guided clockwise or counterclockwise.

Dependencies are inferred from the claim text.