Momentbegränsad skruvmejsel

摘要

Torque limiting screwdriver where the shank is axially supported directly against the inside of the upper portion of the handgrip, and where the release mechanism comprises a toothed surface interacting with a tubular splined cylinder which is pushed upward by the force of a spring, and the force in the release mechanism is totally determined by the spring and independent of any thrust force on the shaft.