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. 07, 2020
Filed:
Aug. 23, 2016
Applicant:
Max Co., Ltd., Chuo-ku, Tokyo, JP;
Inventors:
Norimichi Sekiguchi, Tokyo, JP;
Hiroshi Tanaka, Tokyo, JP;
Michiaki Adachi, Tokyo, JP;
Takeshi Shiraishi, Tokyo, JP;
Assignee:
MAX CO., LTD., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B25C 1/04 (2006.01);
U.S. Cl.
CPC ...
B25C 1/042 (2013.01);
Abstract
A driving tool including a driver configured to drive out a fastener, a piston to which the driver is connected, a cylinder in which the piston is disposed so as to be reciprocated, a head valve which is slidably mounted to an outer circumferential side of the cylinder and controls a flow of compressed air into the cylinder, and a seal portion which is provided to face an opening edge of the head valve. The seal portion includes a lip portion protruding along an outer circumferential surface of the head valve.