Title:
FUNNEL STRUCTURE IN AIR CLEANER
Document Type and Number:
Japanese Patent JP2020148184
Kind Code:
A
Abstract:
To improve intake efficiency with a simple structure and to improve an output of an internal combustion engine in a funnel structure provided with an upper funnel and a lower funnel in an air cleaner.SOLUTION: An air cleaner 6 is communicated with a throttle body 5 connected to an internal combustion engine 3 to include a throttle valve 51 formed by a butterfly valve. In a funnel structure in the air cleaner including: a cleaner element 61 dividing the air cleaner into a dirty side 63 with an air inlet port 65 for sucking air provided and a clean side 64 connected to the throttle body; a lower funnel 72 arranged in the clean side and disposed in a connection part to the throttle body 5; and an upper funnel 71 disposed at a position separated from an upstream side end surface 72a in an intake flow direction of the lower funnel by a prescribed distance, a center axis Y of the upper funnel is offset on an opposite side from the cleaner element in parallel with a center axis X of the lower funnel.SELECTED DRAWING: Figure 2
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Inventors:
NAKAMURA KENICHIRO
ENDO KENTA
ENDO KENTA
Application Number:
JP2019048922A
Publication Date:
September 17, 2020
Filing Date:
March 15, 2019
Export Citation:
Assignee:
HONDA MOTOR CO LTD
International Classes:
F02M35/10; F02D9/10; F02M35/16; F02M69/00; F02M69/04
Domestic Patent References:
| JP2010071111A | 2010-04-02 | |||
| JP2007218243A | 2007-08-30 | |||
| JP2010059923A | 2010-03-18 | |||
| JP2009103137A | 2009-05-14 |
Attorney, Agent or Firm:
Junko Kanzawa
Nakamura Kun
Nakamura Kun