Patent ID: 6043855
Filing Date: 2000-03-28
Classification: G02F

Abstract:
An avionics display device adapted for insertion into an avionics panel of an aircraft, the avionics display device comprising:a liquid crystal display having a liquid crystal display element and a bezel surrounding the liquid crystal display element; anda low profile rotary switch mounted on the bezel of the liquid crystal display, wherein the rotary switch comprises:a printed circuit board positioned beneath the bezel, the printed circuit board having a plurality of electrical pads formed thereon;a contact member positioned adjacent to the printed circuit board, the contact member having a first contact formed thereon, wherein rotation of the contact member causes the first contact to be electrically coupled to one of the plurality of electrical pads formed on the printed circuit board;a knob coupled to the contact member such that rotation of the knob causes rotation of the contact member; anda detent mechanism positioned in the knob and providing a detent force which maintains the contact member in its position adjacent the printed circuit board.