Title:
SWING UNIT TYPE POWER UNIT
Document Type and Number:
Japanese Patent JP2019167955
Kind Code:
A
Abstract:
To provide a swing unit type power unit that achieves a layout of a detection sensor, which is less susceptible to a reciprocating motion of a piston in detecting a crank angle.SOLUTION: A swing type power unit includes: a centrifugal fan 86 that is fixed to one end of a crankshaft and rotates about a rotation axis Rx of the crankshaft; a crankcase 28 that houses the centrifugal fan 86 and has an opening 116 that lets an airflow of the centrifugal fan 86 flow out in parallel with the rotation axis Rx; an object to be detected that is fixed to the crankshaft and rotates integrally with the crankshaft; and a detection sensor 113 that is disposed biased to a front end or a rear end of the opening 116 in a peripheral direction about the rotation axis Rx in a side view, is caused to face the track of the object to be detected, and generates a pulse signal according to a motion of the object to be detected.SELECTED DRAWING: Figure 8
Inventors:
TAKIGUCHI SHINJI
IKEBE YOSHIYUKI
AIKAWA YUKI
TAKEICHI HIROTO
IKEBE YOSHIYUKI
AIKAWA YUKI
TAKEICHI HIROTO
Application Number:
JP2019045124A
Publication Date:
October 03, 2019
Filing Date:
March 12, 2019
Export Citation:
Assignee:
HONDA MOTOR CO LTD
International Classes:
F02D45/00; B62J99/00; B62K11/00; F01M1/06; F01M9/06; F01P3/20; F01P11/10; F02B77/00
Domestic Patent References:
| JPS5392054A | 1978-08-12 | |||
| JPH11229891A | 1999-08-24 | |||
| JP2000352330A | 2000-12-19 | |||
| JP2004285852A | 2004-10-14 | |||
| JP2007177676A | 2007-07-12 | |||
| JP2009057878A | 2009-03-19 | |||
| JP2011163191A | 2011-08-25 | |||
| JP2014148920A | 2014-08-21 |
Foreign References:
| WO2018030302A1 | 2018-02-15 |
Attorney, Agent or Firm:
Ochiai Patent Office