A dispenser comprising a base and a reel rotatably mounted on the base. An elongated flexible member which is to be dispensed is wound on the reel, and a housing is provided for the reel and the flexible member. Interlocking members on the reel and the housing hold the reel against rotation in the housing....http://www.google.de/patents/US4850974?utm_source=gb-gplus-sharePatent US4850974 - Dispenser and method for an elongated flexible member
