Patent ID: 9648405
Date: 2017-05-09
CPC Classifications: H04M,H04R

Claim:
1. A speaker including: a first cover and a second cover forming a receiving space; a first steel strap assembled with the first cover; a second steel strap assembled with the second cover; a sounding element accommodated in the receiving space and located between the first strap and the second strap, and having a yoke, a positive terminal and a negative terminal; a flexible printed circuit board accommodated in the receiving space, and including a first plate, a second plate extending from the first plate and a third plate extending from the second plate; the first plate having a grounding pin electrically connected with the first steel strap and the second steel strap and the yoke of the sounding element, a positive pin electrically connected with the positive terminal and a negative pin electrically connected with the negative terminal for transmitting an audio signal; the second plate fixed by welding respectively with the positive terminal and the negative terminal for realizing an electrical connection; wherein the third plate is located between the sounding element and the second cover, a conductive foam is provided on the third plate contacting the second steel strap, and an opposite surface is provided with a conductive adhesive for electrically connecting to the sounding element.