Title:
エンジン作業機
Document Type and Number:
Japanese Patent JP7082547
Kind Code:
B2
Abstract:
To provide an engine work machine capable of improving cooling efficiency while keeping a noise level low.SOLUTION: The inside of a casing 13 is provided with: a first duct for guiding air sucked from an inlet port to the upper part of the casing; a second duct 21 for guiding air passing through the first duct toward a horizontal direction in the upper part of the casing; and an intake guide 23 for dividing air passing through the second duct into a plurality of flow channels in the upper part of the casing. The intake guide includes: a guide plate 25 for guiding downward a part of air flowing out from a bottom plate opening 13p of the second duct; and a third duct 26 provided on the plate surface of the guide plate and guiding the remainder of air flowing out from the bottom plate opening of the second duct toward the horizontal direction.SELECTED DRAWING: Figure 4
Inventors:
Hayato Sakuragi
Application Number:
JP2018153926A
Publication Date:
June 08, 2022
Filing Date:
August 20, 2018
Export Citation:
Assignee:
Nippon Vehicle Manufacturing Co., Ltd.
International Classes:
F02B67/00; F02B63/04; F02B77/13
Domestic Patent References:
| JP201431719A | ||||
| JP2016968A | ||||
| JP2004211553A |
Foreign References:
| DE102007028185A1 | ||||
| US20140209045 |
Attorney, Agent or Firm:
Yoshihiko Kido
Kido Kazuhiko
Kido Kazuhiko
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