Title:
VEHICLE LIFT PREDICTIVE MAINTENANCE SYSTEM UTILIZING IOT
Document Type and Number:
WIPO Patent Application WO/2023/132538
Kind Code:
A1
Abstract:
The present invention relates to a vehicle appropriate for cargo transportation and, more specifically, a lift system provided for a cargo transportation vehicle is disclosed. A lift system provided for a cargo transportation vehicle according to an aspect of the present invention may comprise: a vehicle body; a platform rotatably disposed on the rear side of the vehicle body; a lift having multiple cylinders for providing power such that the platform rotates; a hydraulic pump for supplying a hydraulic fluid to the cylinders; a driving motor for operating the hydraulic motor; a tank in which the hydraulic fluid is contained; a power pack having a solenoid valve for adjusting the flow rate of a hydraulic fluid supplied to the cylinders; and a controller for controlling operations of the power pack. A pressure sensing member may be provided at the exit of the hydraulic pump so as to sense the pressure of a supplied hydraulic fluid and then transmit a signal to the controller. The controller may confirm whether the power pack is normal or not on the basis of the signals transmitted from the pressure sensing member.
Inventors:
PARK RAE KYUNG (KR)
Application Number:
PCT/KR2022/021113
Publication Date:
July 13, 2023
Filing Date:
December 22, 2022
Export Citation:
Assignee:
PARK RAE KYUNG (KR)
International Classes:
B60P1/44; G08B21/18; G08B25/10; G16Y40/10; G16Y40/30; H04W4/80
Foreign References:
| JP2021148648A | 2021-09-27 | |||
| KR20190001908A | 2019-01-07 | |||
| KR20210090078A | 2021-07-19 | |||
| KR101532958B1 | 2015-07-01 | |||
| KR101495261B1 | 2015-02-25 | |||
| KR102376257B1 | 2022-03-18 |
Attorney, Agent or Firm:
ERUUM & LEEON INTELLECTUAL PROPERTY LAW FIRM (KR)
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