Patent ID: 7336798
Filing Date: 2008-02-26
Classification: B29C,H04R

Abstract:
1. A speaker apparatus comprising: a frame having an annular portion; and a member for configuring a magnetic circuit, which is fixed to an inner side of the annular portion by means of an adhesive, wherein the frame has a projecting portion disposed on an outer peripheral side of the annular portion and projecting more than an end face of the annular portion, at least a first groove and a second groove are formed on an inner peripheral surface of the frame and respectively have open ports communicating with the end face, and the open port of the second groove, which is formed on a portion of an inner peripheral surface of the annular portion which substantially corresponds to a portion on which the projecting portion is provided, is partially open outward more than the projecting portion in a circumferential direction of the frame.