Patent ID: 7696419

Claim:
A collapsible acoustic stringed instrument comprising: a body comprising a soundboard having a first perimeter, a back face opposing the soundboard and having a second perimeter, a spacer extending between the first perimeter and the second perimeter, wherein the spacer, the soundboard, and the back face define a sound chamber; an elongated neck pivotally and laterally coupled to a top portion of the body, the lateral coupling further comprising a channel having a length extending substantially the width of the top portion of the body transverse the length of the body, wherein the neck is able to slide relative to the body between the soundboard and the back face along the length of the channel while remaining coupled to the body, and the neck is able to pivot relative to the soundboard backward towards the back face while remaining coupled to the body, wherein the neck is able to slide and pivot between a playing position and a stored position within the sound chamber while remaining coupled to the body; and wherein the collapsible acoustic stringed instrument further comprises one of a cello and a bass.