Title:
ワーク昇降装置
Document Type and Number:
Japanese Patent JP7400696
Kind Code:
B2
Abstract:
To provide a workpiece lifting device, etc. that does not require a liquid container to be sealed and can raise and lower a work table stably over a long period of time.SOLUTION: A workpiece lifting device 1 includes: a work table 10 on which a workpiece W is placed; a movable liquid tank 20; a fixed liquid tank 30; a pulley 40; a string body 50 one end of which is connected to the work table, the other end of which is connected to the movable liquid tank, and which is wound around the pulley; a first liquid passage 60A that connects the movable liquid tank with the fixed liquid tank; a second liquid passage 60B that connects the movable liquid tank with the fixed liquid tank; a first liquid control unit 70A to move liquid retained by the movable liquid tank to the fixed liquid tank via the first liquid passage; and a second liquid control unit 70B that moves liquid retained by the fixed liquid tank to the movable liquid tank via the second liquid passage.SELECTED DRAWING: Figure 1
Inventors:
Yuya Watanuki
Application Number:
JP2020184412A
Publication Date:
December 19, 2023
Filing Date:
November 04, 2020
Export Citation:
Assignee:
Toyota Motor Corporation
International Classes:
B66F7/02
Domestic Patent References:
| JP2015040132A | ||||
| JP2008230836A | ||||
| JP2010184761A | ||||
| JP10196151A |
Foreign References:
| CN213356816U | ||||
| US5975826 |
Attorney, Agent or Firm:
Ken Ieiri