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:
Feb. 08, 2022
Filed:
Dec. 07, 2017
Maxell Izumi Co., Ltd., Matsumoto, JP;
Keiichiro Kamijo, Matsumoto, JP;
Maxell Izumi Co., Ltd., Matsumoto, JP;
Abstract
An electric tool () includes piston () reciprocably housed in cylinder () provided in main body portion () and be pushed by a pressure of fluid; tool head () coupled to a distal end of the main body portion and performing a predetermined operation by being pushed by the piston; return channel () communicating from the cylinder to a fluid tank to allow the fluid to flow therethrough; pressure regulating valve () disposed in operational flow channel () branching from the return channel and taking an open position when the pressure of the fluid in the return channel becomes equal to or higher than a predetermined value; operating pin () disposed in the operational flow channel and pushed by the pressure of the fluid flowing therein; and return valve () disposed in the return channel and taking an open position by being pushed by the operating pin.