公开(公告)号：US1497091A

公开(公告)日：1924-06-10

申请号：US60193622

申请日：1922-11-18

申请人： DAHILL EDWARD F

发明人： DAHILL EDWARD F

IPC分类号： E06C5/08

CPC分类号： E06C5/08

公开(公告)号：US3605943A

公开(公告)日：1971-09-20

申请号：US3605943D

申请日：1969-10-20

申请人： MARCEL BEAUDET ,  CYRILLE BLAIS

发明人： BEAUDET MARCEL ,  BLAIS CYRILLE

IPC分类号： E06C5/04 ,  E06C5/08

CPC分类号： E06C5/04

摘要： AN AERIAL LADDER WHICH IS POWER OPERATED FOR SWINGING AND TILTING MOVEMENT WITH RESPECT OF A BASE MOUNTING, SAID BASE MOUNTING SO DESIGNED AS TO HAVE A MINIUMUM HEIGHT AND THUS A VERY LOW CENTER OF GRAVITY, SUCH THAT THE BASE MOUNTING AND LADDER ARE ESPECIALLY ADAPTED TO BE MOUNTED ON THE ROOF OF A SMALL TRUCK, WHEREBY A PERSON STANDING AT THE END OF THE EXTENDED LADDER, WITH THE LADDER ORIENTED TRANSVERSELY OF THE TRUCK WILL NOT BE ABLE TO OVERTURN THE TRUCK EVEN IF THE LATTER HAS NO GROUND ENGAGING STABILIZERS.