Wenger Corporation

Aaron Harris

Mark E Gallea

Dennis R Meyer

Dixon S Gimpel

Ronald R Freiheit

Matthew Hildebrand

Michael D Jines

Terry Strand

Craig J Ulrich

Dann Rypka

Matthew W Loftus

Denny Meyer

A motorized acoustical banner that functions as a variable acoustic absorber is disclosed. The motorized acoustical banner includes a multi-panel fabric banner that allows for adjustable spacing between the layers of fabric as well as between the banner and the wall to which it is mounted. The motorized acoustical banner further includes a drum roller configuration that allows for easily and quickly changing the banner fabric without having to disassemble the entire device. The motorized acoustical banner also includes a tubular motor that can be removed from the device without removing the entire drum.

Motorized acoustical banner

A tunable acoustic panel that functions as an acoustic diffuser and absorber is disclosed. The acoustic properties of the tunable acoustic panel can be quickly and conveniently modified by moving a handle. The tunable acoustic panel is wall-mountable for use as an acoustical room treatment to selectively vary the acoustical response of a room or performance space.

Tunable acoustic panel

A convertible percussion cart-platform system includes first and second instrument platforms that are shiftable between a transportation position and a performance position for moving and positioning musical instruments and a player platform that is shiftable between folded and unfolded positions for allowing a user to perform on instruments supported by first and second instrument platforms in the performance position.

Convertible percussion cart-platform system

Growing community of inventors

Owatonna, MN, United States of America

Aaron Harris