Gas flow guard for automatic closing of gas pipe, has pair of springs admitting valve body into opening position, in which valve body is detached from pair of valve seats, respectively
DE102004041499A1
Cut-off device for sealing gas pipe, has sealing unit located on outer side of housing, with which housing is flush with inner wall of pipeline section, where unit includes two ring seals in gas flow direction located away from each other
DE102004007114A1
Worm gear, has lines of balls extending along teeth on either side of groove in worm or worm wheel
DE10351041A1
Excess flow valve
DE10119078A1
Gas supply emergency shut-off valve located within building is for household use and is remotely operated by pneumatic actuator situated outside building
DE19947454A1
Gas shut-off valve
DE19843560A1
Manufacturing process for housing half shell for shut-off fittings heats tubular blank to standardizing temperature before then inserting pressing mandrel to expand blank into housing section
DE19835375A1
Gas shut-off valve
DE19811501A1
Process for producing a gas house entry
DE19756759A1
House connection box for gas installation equipment
DE19712581A1
Gas pipe shut=off valve
DE19627538A1
Gas main pressure regulator with house input for gas line
DE19616957A1
Making mains gas wall entry section in plastic tubing co-extruded with outer mineral layer and fitted with domestic fitting
DE19544901A1
Shut-off device for a fluid line, in particular a ball valve
ATA190795A
Flexible home input, in particular for a gas pipe
DE19543082A1
Wall passage for plastic water pipe entering house
