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. 28, 2007
Filed:
May. 04, 2006
Applicants:
Shinki Ohtsu, Hitachinaka, JP;
Yasuki Ohmori, Hitachinaka, JP;
Inventors:
Shinki Ohtsu, Hitachinaka, JP;
Yasuki Ohmori, Hitachinaka, JP;
Assignee:
Hitachi Koki Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F02B 71/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A combustion-type power tool including a housing, a combustion chamber provided in the housing, an ignition plug exposed to the combustion chamber, a cleaning passage communicatable with the combustion chamber, and a shut-off unit provided in the cleaning passage.