Title:
緊急油圧供給システム及びこれを用いた油圧駆動装置の遠隔制御方法
Document Type and Number:
Japanese Patent JP6736155
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a means capable of quickly actuating an urgent hydraulic supply device, moreover, a hydraulic driving device even when there is no operator in the site in such a case that supply of electric power to an actuation oil supply device of the hydraulic driving device is stopped upon occurrence time of disaster or the like.SOLUTION: An urgent hydraulic supply system 10 for a hydraulic cylinder 1 includes an urgent hydraulic supply device 11, electrically driven first and second on-off valves 53, 54, a controller C, a battery 62 and a mobile telephone terminal 70. The controller C, when receiving such an electronic mail transmitted to the controller C and indicated by the mobile telephone terminal 70 so as to actuate the hydraulic cylinder 1 with the urgent hydraulic supply device 11, closes the first and second on-off valves 53, 54, rotates a starting motor 68, operates an engine 19, supplies operation oil from the urgent hydraulic supply device 11 to the hydraulic cylinder 1 and, thereby, operates the hydraulic cylinder 1.SELECTED DRAWING: Figure 4
Inventors:
上▲西▼ 幸雄
Application Number:
JP2016122609A
Publication Date:
August 05, 2020
Filing Date:
June 21, 2016
Export Citation:
Assignee:
U-Tech Co., Ltd.
International Classes:
F15B20/00; F15B11/02; H04M11/00
Domestic Patent References:
| JP2014040909A | ||||
| JP2014173721A | ||||
| JP2015209934A | ||||
| JP2003044416A | ||||
| JP2003018666A | ||||
| JP2001282945A | ||||
| JP64046078A | ||||
| JP55176870U |
Foreign References:
| WO2000055827A1 | ||||
| US20130255244 |
Attorney, Agent or Firm:
Takuji Yamada
Mitsuo Tanaka
Mitsuo Tanaka