Patent ID: 7700864
Filing Date: 2010-04-20
Classification: G10D

Abstract:
1. An adjusting throw-off device for use on a drum having a side wall and a head, comprising in combination: a) a support body attachable to side wall of the drum, b) a hand manipulable lever having pivotal attachment to the body, c) a tensioning member operatively connectible to a strap that tensions release strands extending adjacent the drum head, d) said member having operative guided relation with said body in tilting and in endwise extension and retraction modes, and operative connection with the lever to tension said strap and strands to captivate the lever when the lever is swung toward the support body, and to de-tension the strap and strands when the lever is swung away from the support body, e) there being a link pivotally connected to the lever and to the tensioning member, and there being a dogleg cam guide for said pivotal connection of the lever to the member.