Title:
WORK MACHINE
Document Type and Number:
WIPO Patent Application WO/2023/074696
Kind Code:
A1
Abstract:
According to the present invention, a work machine comprises a plurality of booms that are extended and retracted by motive power from an actuator, a first pin that is moved by a first spring to connect the booms and the actuator and is moved by motive power from a motor to release the connection, a second pin that is moved by a second spring to connect adjacent booms and is moved by motive power from the motor to release the connection, and a first detection device and a second detection device that detect the positions of the first pin and the second pin on the basis of the rotation of a rotary member that is rotated by motive power from the motor.
Inventors:
SHIRAI MANATO (JP)
ZUSHI MASAHIDE (JP)
ZUSHI MASAHIDE (JP)
Application Number:
PCT/JP2022/039763
Publication Date:
May 04, 2023
Filing Date:
October 25, 2022
Export Citation:
Assignee:
TADANO LTD (JP)
International Classes:
B66C23/693
Domestic Patent References:
| WO2020183686A1 | 2020-09-17 |
Foreign References:
| JP2019142621A | 2019-08-29 | |||
| JP2011207598A | 2011-10-20 | |||
| JP2012096928A | 2012-05-24 | |||
| JP2021178083A | 2021-11-18 | |||
| JP2022098303A | 2022-07-01 |
Attorney, Agent or Firm:
WASHIDA & ASSOCIATES (JP)
Download PDF:
Previous Patent: ROLLING BEARING, PIVOT ASSEMBLY BEARING, AND DISK DRIVE DEVICE
Next Patent: METHOD FOR PREDICTING GENERATED AMOUNT OF SILICA SCALE
Next Patent: METHOD FOR PREDICTING GENERATED AMOUNT OF SILICA SCALE