The method and apparatus for removing irregularities in a thread being produced on a machine as the thread is traveling to a takeup device. A thread reserve having a suction applied thereto causing a loop to be formed therein which contains said irregularity. An additional pair of loops are formed in said thread, one above and one below the thread reserve. The loop formed in the end of the thread ...

With the locking device, the screwdriver (2) of the pocket knife (1) is to be prevented from snapping shut again in an undesired manner during use and thus causing injuries to the hand. If, when turning a screw, the screwdriver is pushed slightly counter to the latter, a lug (7) on the screwdriver engages with a recess (9) in a spring (5) of the pocket knife, thereby preventing the screwdriver (2)...