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:
May. 12, 1987
Filed:
Jan. 23, 1986
Applicant:
Inventor:
Katsumi Kiyooka, Warabi, JP;
Assignee:
Komatsu Zenoah Co., Higashiyamato, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A47L / ;
U.S. Cl.
CPC ...
15330 ; 15344 ; 15405 ;
Abstract
Dust collection apparatus is disclosed adapted for both vacuuming and blowing/sweeping functions. The apparatus consists of a single, self-contained unit comprising a blower, a cleaning hose, an engine, a collecting area, inlet and outlet passages, and a switching valve which can switch the internal airflow so as to convert the cleaning hose from a vacuuming function to a blowing/sweeping function.
Kiyooka, Katsumi. (1987). Dust collector (U.S. Patent No. 4663799). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4663799
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile