Title:
エンジン作業機
Document Type and Number:
Japanese Patent JP7139025
Kind Code:
B2
Abstract:
To provide an engine work machine with high cooling efficiency and sound proof effect.SOLUTION: An engine work machine 100 is sectioned into an engine chamber 1 where an engine 10 is disposed, and an engine device unit 2 in which one or both of a muffler 12 that silences exhaust noise of the engine 10 and a radiator 11 that cools the engine 10 are disposed. The engine work machine comprises: a first communication passage 4 that communicates the engine chamber 1 and a first air supply chamber 3 into which outside air is taken; a second communication passage 6 that communicates the engine device unit 2 and a second air supply chamber 5 into which the outside air is taken; a first electric fan 17 that sends the air in the first communication passage 4 to the engine chamber 2; and a second electric fan 18 that sends the air in the second communication passage 6 to the engine device unit 2.SELECTED DRAWING: Figure 28
Inventors:
Shinichi Owase
Application Number:
JP2020101343A
Publication Date:
September 20, 2022
Filing Date:
June 11, 2020
Export Citation:
Assignee:
Denyo Co., Ltd.
International Classes:
F02B63/04; F02B77/11; F02B77/13
Domestic Patent References:
| JP2006112413A | ||||
| JP2001020740A | ||||
| JP11022483A | ||||
| JP11022482A | ||||
| JP2017198143A | ||||
| JP3110142U |
Foreign References:
| US20130113219 |
Attorney, Agent or Firm:
Patent Attorney Corporation Isono International Patent and Trademark Office
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