Patent ID: 7645170
Filing Date: 2010-01-12
Classification: H01R,Y10S

Abstract:
1. An audio jack for electrically connecting a mating plug, comprising: an insulative housing comprising a base extending along a longitudinal direction and a cylindrical portion protruding forwardly from a front face of the base, the cylindrical portion defining a receiving hole extending into the base for receiving the mating plug; a plurality of contacts retained in the base, comprising at least a pair of switching contacts having a deflectable contact and an fixed contact, the deflectable contact defining a contact tongue contactable with the fixed contact and a resilient portion extending into the receiving hole for abutting against the mating plug, said deflectable contact being deflectable when the mating plug is inserted and drives said resilient portion to move outwardly with the contact tongue disengaging from the fixed contact, the housing on a side face thereof defining an observation window from which to observe the state of electrical connection between the switching contacts; and a dustproof film covering said observation window to prevent the dust from invading the interior of the audio jack but having no influence to the observation by said observation window; wherein file base has a mating face, a left-side face, a right-side face, a mounting face, an upper face opposite to the mounting face and a rear face opposite to the mating face; the left-side face, the right-side face, the upper face and the rear face forming a bodying face.