Title:
CONSTRUCTION EQUIPMENT
Document Type and Number:
WIPO Patent Application WO/2022/130957
Kind Code:
A1
Abstract:
In a configuration in which a battery unit for supplying power to an electric motor is provided, the present invention effectively suppresses the vibration of the battery unit using a simple and inexpensive configuration. The present invention comprises: an electric motor 12; a battery unit 47 for supplying power to the electric motor 12; a lower-side vibration-damping support part 81 that, with respect to an upper turning body 20B in which the battery unit 47 is installed, dampens the vibration of and supports the lower side of the battery unit 47; and an upper-side vibration-damping support part 82 that, with respect to the upper turning body 20B, dampens the vibration of and supports the upper side of the battery unit 47. The lower-side vibration-damping support part 81 is provided to one side of the battery unit 47 in the front-rear direction, and the upper-side vibration-damping support part 82 is provided to the other side of the battery unit 47 in the front-rear direction.
Inventors:
KITAHARA SATOSHI (JP)
TERASHIMA JUN (JP)
TERASHIMA JUN (JP)
Application Number:
PCT/JP2021/043732
Publication Date:
June 23, 2022
Filing Date:
November 30, 2021
Export Citation:
Assignee:
YANMAR HOLDINGS CO LTD (JP)
International Classes:
B60K1/04; E02F9/00; E02F9/08
Foreign References:
| JP2013139676A | 2013-07-18 | |||
| JP2014159719A | 2014-09-04 | |||
| JP2001329567A | 2001-11-30 | |||
| JP2006069357A | 2006-03-16 | |||
| JP2008265360A | 2008-11-06 | |||
| JP2018162610A | 2018-10-18 | |||
| JP2017024481A | 2017-02-02 | |||
| JP2001055049A | 2001-02-27 | |||
| US6230834B1 | 2001-05-15 | |||
| JP2020045630A | 2020-03-26 | |||
| JP2013139675A | 2013-07-18 |
Attorney, Agent or Firm:
MATSUO Kenichiro (JP)
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