PROBLEM TO BE SOLVED: To provide a collapse prevention sheet which inhibits the occurence of failure and covers sand loaded into a dump truck.SOLUTION: A collapse prevention sheet 100 includes: a sheet 3 which covers sand 8 loaded into a box 1 of a dump truck, is formed into a square shape, and includes one side edge connected with a front side end part of the box 1 of the dump truck and the other side edge formed as a free end, the sheet 3 having a bag part which is formed from the one side edge to the other side edge and has airtightness; a rod-like body 6 fixed to the other side edge of the sheet 3; plate springs which are respectively fixed to left and right side edges of the sheet 3 and bias the sheet 3 so that the sheet 3 is wound around the rod-like body 6; and an air pump 4 which takes a gas into/out from the sheet 3.
【課題】本発明は、故障の発生抑えつつ、ダンプに積載された土砂を覆うことができる崩壊防止シ−トを提供する。【解決手段】崩壊防止シ−ト100は、ダンプの箱1に積載された、土砂8を覆い、四角形状に形成され、一方側縁が、ダンプの箱1の前方側端部に接続され、他方側縁が自由端であり、一方側縁から他方の側縁まで形成されて気密性を有する袋部を有するシ−ト3と、シ−ト3の他方側縁に固定された棒状体6と、シ−ト3の左右側縁にそれぞれ固定され、シ−ト3を棒状体6に巻き回すように付勢する板スプリングと、気体を出し入れするエアーポンプ4とを備える。【選択図】図1
COLLAPSE PREVENTION SHEET
崩壊防止シート
2015-08-20
Patent
Electronic Resource
Japanese
IPC: | B60P Fahrzeuge zum Transport von Lasten oder zum Befördern, Tragen oder Aufnehmen besonderer Lasten oder Gegenstände , VEHICLES ADAPTED FOR LOAD TRANSPORTATION OR TO TRANSPORT, TO CARRY, OR TO COMPRISE SPECIAL LOADS OR OBJECTS |
European Patent Office | 2022
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