Musical instrument, has two parallel tubes that are slidingly adjustable in U-shaped tube piece, where tubes and tube piece are held at distance by connecting unit, which serves as grab handle

摘要

The instrument has two parallel tubes (3) that are directly mounted at a distance, where the tubes are slidingly adjustable in a U-shaped tube piece (5). The tubes are made from air-tight solid and are connected by slidable seals that are made of felt (4). The tubes and the tube piece are held at a distance by a connecting unit, which serves as a grab handle (2).