公开(公告)号：US3876142A

公开(公告)日：1975-04-08

申请号：US41046173

申请日：1973-10-29

Applicant: COMMW SCIENT IND RES ORG

Inventor： TRAYFORD ROSLYN SWINBURNE ,  TREMAYNE EDWARD COLIN

IPC: B64D1/16 ,  B05B1/02 ,  B05B17/02

CPC classification number: B64D1/16

Abstract: A body to serve as a spreader for particulate material dropped from an aircraft, said body having a pair of upright side walls which diverge away from one another and progressively decrease in height in the front to rear direction and a pair of ledges extending longitudinally of the side walls and projecting outwardly one from the botton of each side wall.