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. 19, 2010
Filed:
Dec. 10, 2001
Koichi Hagiwara, Ishikawa, JP;
Jiro Watanabe, Ishikawa, JP;
Koichi Hagiwara, Ishikawa, JP;
Jiro Watanabe, Ishikawa, JP;
Shibuya Kogyo Co., Ltd, Ishikawa, JP;
Abstract
A cleaning and releasing device has a hand valve provided on a flow passage of a pressurized liquid in the vicinity of an injection nozzle, a switching valveprovided in a proper position on the flow passage of a pressurized gas, flow detecting means provided in a proper position on the flow passage of the pressurized liquid, and a controller for controlling the switching operation of the switching valve based on a result of detection transmitted from the flow detecting means, and controls the switching valve to supply and stop the pressurized gas depending on the presence of a flow of the liquid generated by the switching operation of the hand valve. The supply and stop of a powder and granular material may be controlled based on the result of detection transmitted from the flow detecting means.