Patent ID: 7614582
Filing Date: 2009-11-10
Classification: B65H

Abstract:
1. A connector system for detachably connecting rotationally symmetrical parts, comprising: ring surfaces at facing front surfaces of the parts to be connected, locking projections extending from at least one of the ring surfaces in the direction of the other ring surface, detent recesses in at least another one of the ring surfaces, respectively, for receiving the locking projections to connect the parts in the manner of a bayonet catch by mutual rotation, spring-loaded tongues in alignment with respective detent recesses, and which engage behind the locking projections in a locked position and prevent the connected parts from untwisting into a detached position, and sliding pressure elements, which, in one of the positions which they occupy, press the spring-loaded tongues out of engagement with the locking projections, and the pressure elements are contrived on a ring which is rotatably mounted on a rear side of the ring surfaces of the parts.