Application
A LOUDSPEAKER WITH A NON-UNIFORM SUSPENSION AND AN ENFORCEMENT ELEMENT
Applicants
- Purifi ApS
Abstract
A loudspeaker with a non-uniform surround, a membrane and a stiffening element preventing the surround from flexing the membrane during operation. A non-uniform surround does not have the same cross section, along the radius of the speaker if circular, all around the perimeter of the membrane.
Patent Family Records (6)
Loudspeaker with a non-uniform suspension and an enforcement element
Purifi ApS PUTZEYS BRUNO, RISBO LARS, TINGGAARD CARSTEN
2024, US-12003935-B2
LOUDSPEAKER WITH A NON-UNIFORM SUSPENSION AND AN ENFORCEMENT ELEMENT
Purifi ApS PUTZEYS BRUNO, RISBO LARS, TINGGAARD CARSTEN
2022, US-20220167089-A1
A LOUDSPEAKER WITH A NON-UNIFORM SUSPENSION AND AN REINFORCEMENT ELEMENT
Purifi ApS TINGGAARD CARSTEN
2022, EP-3954134-A1
Loudspeaker with non-uniform suspension and stiffening element
Polyfi Ltd PUTZEYS BRUNO, RISBO LARS, TINGGAARD CARSTEN
2021, CN-113841424-A
A LOUDSPEAKER WITH A NON-UNIFORM SUSPENSION AND AN REINFORCEMENT ELEMENT
PURIFI APS PUTZEYS BRUNO, RISBO LARS, TINGGAARD CARSTEN
2020, WO-2020208070-A1
A LOUDSPEAKER WITH A NON-UNIFORM SUSPENSION AND AN ENFORCEMENT ELEMENT
Purifi ApS PUTZEYS BRUNO JOHAN GEORGES, RISBO LARS, TINGGAARD CARSTEN
2020, EP-3723387-A1