To provide a lifting platform device prevented from falling even when a working table is elevated.SOLUTION: A lifting platform device includes: a carriage body 2 provided with a wheel 3 for travelling; a link mechanism 5 fitted to the upper part of the carriage body 2; a working table 4 provided on the upper part of the link mechanism 5; an elevation device 6 extending and contracting the link mechanism 5 to elevate the working table 4; a front-use pressure sticking piece 67 and a rear-use pressure sticking piece 78 as operation pieces provided at the link mechanism 5; a front-side fall-preventing piece 64 and a rear-side fall-preventing piece 66 turnably and pivotally supported on the carriage body 2 via link pieces. The front-side fall-preventing piece 64 and the rear-side fall-preventing piece 66 are provided so as to exchange a developing position and a housing position in accordance with elongation/contraction of the link mechanism 5.SELECTED DRAWING: Figure 1
【課題】作業台の上昇時においても転倒を防止する昇降台装置を提供する。【解決手段】走行用の車輪3を備えた台車本体2と、台車本体2の上部に設けたリンク機構5と、リンク機構5の上部に設けた作業台4と、リンク機構5を伸縮させて前記作業台4を昇降させる昇降装置6と、リンク機構5に備えた操作片である前用押接片67及び後用押接片78と、台車本体2にリンク片を介して回動自在に軸支された前側転倒防止片64及び後側転倒防止片66とを備え、リンク機構5の伸縮に合わせて前側転倒防止片64及び後側転倒防止片66を展開位置と収容位置に切り替え可能に備えている。【選択図】図1
LIFTING PLATFORM DEVICE
昇降台装置
2021-02-15
Patent
Elektronische Ressource
Japanisch
IPC: | B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last |