Patent ID: 11924621
Assignee: PSS BELGIUM NV
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 8:
9. A loudspeaker according to claim 7, wherein any one or more of the following features are included:
the attachment surface is a front surface of the magnet unit;
the flexible dustcap, when the diaphragm is in its rest position, includes an upstanding portion which extends around the longitudinal axis of the loudspeaker and which, when viewed in a cross-section taken along the longitudinal axis of the loudspeaker, extends in the forwards direction from the attachment surface of the loudspeaker;
the flexible dustcap, when the diaphragm is in its rest position, includes an outwardly extending portion which extends around the longitudinal axis of the loudspeaker and which, when viewed in a cross-section taken along the longitudinal axis of the loudspeaker, extends radially outwards from the upstanding portion relative to the longitudinal axis of the loudspeaker;
the upstanding portion is joined to the outwardly extending portion by a bend in the flexible dustcap, wherein the bend extends around the longitudinal axis of the loudspeaker;
the flexible dustcap, when the diaphragm is in its rest position, includes a first corrugation which extends around the longitudinal axis of the loudspeaker;
the flexible dustcap, when the diaphragm is in its rest position, includes a second corrugation which extends around the longitudinal axis of the loudspeaker.