Title:
VEHICLE EXHAUST IMPROVEMENT UNIT
Document Type and Number:
WIPO Patent Application WO/2018/052261
Kind Code:
A1
Abstract:
The present invention relates to a vehicle exhaust improvement unit comprising: a conical tubular part, which is inserted into an exhaust pipe connected to a vehicle engine unit, has an external diameter gradually expanding from a front end thereof toward the rear thereof, and has an internal space drawn inward from the rear end thereof toward the front end thereof; a plurality of contact wings, which are spaced from each other along the circumferential direction of the conical tubular part on the outer peripheral surface near the front end thereof such that one end of each is coupled to the conical tubular part and the other ends extend in the moving-away direction from the conical tubular part so as to be capable of close contact with the inner surface of the exhaust pipe, and can be adjustably bent; an auxiliary extension part coupled to the conical tubular part so as to extend from the rear end of the conical tubular part toward the moving-away direction of the conical tubular part; and a support part coupled to the auxiliary extension part, and formed so as to be capable of making close contact with and being supported by the inner surface of the exhaust pipe.
Inventors:
JEONG SEUNG HO (KR)
Application Number:
PCT/KR2017/010203
Publication Date:
March 22, 2018
Filing Date:
September 18, 2017
Export Citation:
Assignee:
JEONG SEUNG HO (KR)
HYOWOO CO LTD (KR)
HYOWOO CO LTD (KR)
International Classes:
F01N1/08; F01N13/00
Foreign References:
| JP2015038324A | 2015-02-26 | |||
| KR20100067454A | 2010-06-21 | |||
| KR20120126687A | 2012-11-21 | |||
| US20050205355A1 | 2005-09-22 | |||
| KR100774978B1 | 2007-11-15 |
Attorney, Agent or Firm:
LEE, Jea Ryang (KR)
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