Patents Assigned to JOACHIM ZURN
  • Diaphragm-type bass loudspeaker
    Publication number: 20020012439
    Abstract: A diaphragm-type bass loudspeaker has a housing (10), the housing walls (13, 14, 15) of which enclose a volume (25) which is formed on the rear side of its diaphragm (3). In a surface area of the housing walls (13, 14, 15) which bounds the volume (25) there is an opening (23).
    Type: Application
    Filed: June 21, 2001
    Publication date: January 31, 2002
    Applicant: JOACHIM ZURN
    Inventor: Norbert Schafer