The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 18, 2015
Filed:
Aug. 20, 2009
Yuu Sugishita, Saitama, JP;
Takashi Ohniwa, Tokyo, JP;
Yuu Sugishita, Saitama, JP;
Takashi Ohniwa, Tokyo, JP;
HUSQVARNA ZENOAH CO., LTD., Saitama, JP;
Abstract
In a carburetor () including a choke valve () on the upstream side inside an aspiration passage () and a throttle valve () on the downstream side, the valves () and () are disposed at positions such that the valves adjacently oppose each other when having been turned to be in the fully open state, a bulging part () that bulges toward the region (A) between the adjacently opposing valves () and () is integrally provided inside a venturi (), and the aspiration passage () is divided into an air-fuel mixture passage () located on the side where a main jet () is provided and an air passage () through which leading air circulates by the bulging part and the valves () and (), both of which are in the fully open condition.