Patent ID: 9542017
Date: 2017-01-10
CPC Classifications: B29C,B29K,B60Q,G06F,H01H

Claim:
1. An illumination display switching device comprising: a board; a push button-type switch mounted on the board; a light source mounted on the board; and a switch knob that is supported to a frame member to be slidable in an operation direction of the push button-type switch, wherein the switch knob includes: the lock arm, the light guide member and the interconnection light guide member are integrally molded with the display design by the light-transmitting resin, wherein the interconnection light guide member is embedded in an opaque resin layer of the non-display design so as to cause the emission light of the light source to be repeatedly reflected at a boundary face between the interconnection light guide member and the opaque resin layer and to be guided to the display design, and wherein the interconnection light guide member is embedded in the opaque resin layer such that the opaque resin layer engages all surfaces of the interconnection light guide member.