Title:
層状掃気２ストロークエンジンのエア供給装置
Document Type and Number:
Japanese Patent JP5732542
Kind Code:
B2
Abstract:
An air supply device (1) of a stratified scavenging two-cycle engine includes: a mixture passage (40) that penetrates a carburetor (2) and an insulator (3), the mixture passage being provided by a carburetor-side mixture passage (8) and an insulator-side mixture passage (21); a air passage (41) that is provided by a carburetor-side air passage (9) and an insulator-side air passage (22); a throttle valve (13) provided in a single bore (4) of the carburetor (2), the throttle valve(13) being provided by a butterfly valve that rotates in conjunction with a throttle operation; and a flow rate regulator (28) provided inside the air passage (41), the flow-rate regulator (28) bulging inward in the air passage (41). At least a part of a periphery of a valve body (17) of the throttle valve is close to the flow-rate regulator (28) until the valve body (17) is rotated from an initial position corresponding to an idling speed at a predetermined rotation angle.
Inventors:
Ryo Ono
Takashi Oba
Takashi Oba
Application Number:
JP2013537262A
Publication Date:
June 10, 2015
Filing Date:
November 08, 2010
Export Citation:
Assignee:
Husqvarna Zenoah Co., Ltd.
International Classes:
F02M11/10; F02B25/22; F02D9/02; F02D9/10; F02M1/02; F02M11/00; F02M15/06
Domestic Patent References:
| JP2003193911A | ||||
| JP2004316559A | ||||
| JP2006266266A | ||||
| JP4909574B2 | ||||
| JP2008019859A |
Foreign References:
| US20040051186 | ||||
| US20090212448 | ||||
| DE10326488A1 |
Attorney, Agent or Firm:
Intellectual Property Office
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