Valve for controlling pressure of compressed air supplied to pneumatic actuators of the mechanism that opens and closes a smoke flap with the ventilation function
PL421818A1
Double-acting universal pneumatic actuator
PL403540A1
The opening-closing smoke exhaust flaps
PL401302A1
Thermo-fuse device
PL401303A1
Thermo-fuse device
PL391584A1
Fast-acting connector
PL387373A1
Thermofuse-type releasing device
PL387157A3
Interlocking of the servomotor piston rod
PL386310A1
Thermo-fuse based releasing device
PL385992A1
Thermically, electrically or manually released snap fastener
PL385101A1
Pneumatic-and-hydraulic clasp-lock
PL385100A1
Interlocking of hydraulic cylinder cylinder rod
PL385099A1
Construction junction of the sleeve and hydraulic cylinder head connection
PL381782A1
Pneumatic servo-motor with lock of one piston rod
US2008011372A1
Pump Station, and Device to be Used in Same
PL332919A1
Control circuit for controlling operation of a system of detectors, in particular of those for detecting presence of smoke and specific gases
