PROTECTION COVER COUPLING DEVICE OF A SWITCH KNOB CAPABLE OF PREVENTING MALFUNCTION OF A SWITCH KNOB AND A CAM SWITCH

摘要

PURPOSE: A protection cover coupling device of a switch knob is provided to prevent malfunction of a cam switch due to carelessness of user by installing a protection cover in a protection wall of a direction display plate.;CONSTITUTION: A direction display plate(20) is coupled in a front surface of a switch main body. The direction display plate includes a circular hole(21), a rectangle groove(22), a first protection wall(23), and a second protection wall(24). A switch knob(10) is installed in the circular hole of the direction display plate. A protection cover(30) includes a C-shaped fixing part(31) and a box-shaped cover part(32). The fixing part is coupled in the first protection wall of the direction display plate. The fixing part has a guide rib and a fixing protrusion. The guide rib is fixed to the second protection wall. The fixing protrusion is inserted to a bottom end of the direction display plate. The cover part is coupled in a top center of the fixing part by a hinge. The cover part covers a front surface of the direction display plate.;COPYRIGHT KIPO 2010