Engine

Details Engine Engine

2005-07-01

2008-08-19

Cronin, Stephen K. (Department: 3747)

Internal-combustion engines

Accessories

Covers, trays, vibrators, corrosion inhibitors, air filters

C180S219000, C123S184570

Reexamination Certificate

active

07412960

ABSTRACT:
An engine can include an air cleaner in communication with intake ports of the engine, and a wind introduction duct for introducing a wind into a primary chamber of the air cleaner. The wind introduction duct can include a resonator for absorbing predetermined frequencies. The resonator can have a predetermined capacity and can have a communication port in communication with the inside of the introduction duct.

REFERENCES:
patent: 6155224 (2000-12-01), Akihisa et al.
patent: 6314931 (2001-11-01), Yasuda et al.
patent: 2006/0006016 (2006-01-01), Nishizawa
patent: 08-031991 (1996-12-01), None
patent: 08-319911 (1996-12-01), None
patent: 10-095378 (1998-04-01), None
patent: 2002-048021 (2002-02-01), None
patent: 2002-160686 (2002-06-01), None
patent: 2003042023 (2003-02-01), None
European Search Report dated Sep. 21, 2005. European Patent Application No. EP 05014554.

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