Patent ID: 8176758

Claim:
A lockable swivel lever which can be locked in a trough in a swiveled in position and which comprises: a locking device which is accommodated in the swivel lever and which can be unlocked by way of an access opening in the swivel lever, wherein the access opening can be made inaccessible by means of a cover; wherein the cover can be blocked electromechanically, in its covering position; wherein the cover can be swiveled out of the covering position around a shaft extending perpendicular to an extension of the swivel lever; wherein the cover, together with its shaft is displaceable along the extension of the swivel lever from a first position to a second position; wherein the cover is held at its end remote of its shaft by the swivel lever in a holding position; wherein the swivel lever has a bore hole in the form of an elongated hole for the shaft of the cover such that the cover can be displaced between the holding position and a releasing position; wherein the elongated hole has a keyhole shape comprising: a circular area for the shaft of the cover in the releasing position; and an adjoining area which narrows in direction of a free end of the swivel lever for the shaft of the cover in the holding position; and wherein the cross section of the shaft of the cover deviates from the circular area of the keyhole shape at the level of the elongated hole and forms two flattened portions which are parallel to one another and which allow the shaft to be inserted, but not rotated, in the narrowed adjoining area of the elongated hole when the cover is oriented to the swivel lever.