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:
Jan. 03, 2012
Filed:
Dec. 20, 2007
Sheng Wu, Shenzhen, CN;
Jin-shan Cui, Shenzhen, CN;
San-yan Zhang, Shenzhen, CN;
Shenzhen Futaihong Precision Industry Co., Ltd., Shenzhen, Guangdong Province, CN;
FIH (Hong Kong) Limited, Kowloon, HK;
Abstract
A suction head structure () and a vacuum cleaner () using the same for adsorbing grains is provided. The suction head structure includes an accommodating room (), a plurality of suction tubes (), an eject tube (), and an air inlet (). The accommodating room is configured for accommodating grains therein. The suction tubes connect with the accommodating room. Each of the plurality of suction tubes is configured for adsorbing grain into the accommodating room. The eject tube connects with the accommodating room. The eject tube is configured for ejecting grains accommodated in the accommodating room. The air inlet connects with the eject tube. The air inlet is configured for injecting cool air into the eject tube.