Hydropneumatic blind riveter

摘要

Pneumatic, hydraulic blind riveting device comprises a tension device arranged in a housing and having a cullet which is connected to a hydraulic thrust piston (14) and surrounds chuck jaws on which a pressure bushing arrangement (30, 31) interacting with a resetting piston lies (34). A pressure space (44) arranged between the resetting piston and the thrust piston is loaded by a pressure controlled by a control device (4). Preferred Features: The pressure bushing arrangement is rigid in the pressure direction between the resetting piston and the chuck jaws.