| 20100061792 | WRITING IMPLEMENT COMPRISING ELASTIC LAMELLAE TO PREVENT AGAINST TWISTING - A writing implement with a sleeve, which has an open front end and in which a lead is displaceably retained by means of a spindle-drive mechanism having a rotary element, wherein the lead, which cooperates with the rotary element, itself forms the spindle and is secured in the sleeve against rotation. Inside of the sleeve, elastic lamellae are provided which engage recesses located on the outside of the lead. | 03-11-2010 |