Patent ID: 9121737
Filing Date: 2015-09-01
Classification: B60K,G01D,G09F

Abstract:
1. An instrumental device comprising: a dial plate formed in a circular plate shape, and on which indexes indicating a condition of a mobile object are arranged in a circumferential direction of the dial plate; a case provided with a concave formed in a concave groove shape along the indexes, and to which the dial plate is attached so as to cover an opening of the concave; and a light source provided on a rear side of the dial plate in the concave, opposite to the index, and emitting light toward the index, wherein the case is provided with a light shield interposed between the index and the light source and facing the light source, wherein at least a part of an outer periphery of the light shield is formed in an arc shape so that a distance from an outer periphery of the concave is constant, and wherein an inner peripheral wall of the concave is provided with a first inclined wall inclined in a direction approaching the dial plate as extended outward, and a second inclined wall inclined in a direction approaching the dial plate as extended inward.