In a sprinkler device (10) a bladder (24) is mounted in a housing (16) to expand or contract under water pressure, thereby moving a sprinkler head (32) up or down.
申请公布号
EP2386361(A1)
申请公布日期
2011.11.16
申请号
EP20110164835
申请日期
2011.05.04
申请人
VOLLRATH, KLAUS MICHAEL ANDREAS;VOLLRATH, JUERGEN KLAUS
发明人
VOLLRATH, KLAUS MICHAEL ANDREAS;VOLLRATH, JÜRGEN KLAUS
