Drilling-in fitting for fluid-carrying pipes has drive device with screw drives operable simultaneously

摘要

a The drilling-in fitting has a drive device (6) possessing a first screw drive (8) with a first inner threaded member (11), a first outer threaded member (12), and also a second screw drive (10) with a second inner threaded member (16) and a second outer threaded member (15). The two screw drives can be operated simultaneously.