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. 21, 2024
Filed:
Sep. 21, 2020
Applicant:
Aoyama Seisakusho Co., Ltd., Niwa-Gun, JP;
Inventors:
Yuichiro Suzuki, Niwa-Gun, JP;
Mitsuki Yoshida, Niwa-Gun, JP;
Akihiro Furukawa, Niwa-Gun, JP;
Yukinori Fujimoto, Niwa-Gun, JP;
Assignee:
Aoyama Seisakusho Co., Ltd., Niwa-Gun, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16B 35/00 (2006.01); F16B 33/02 (2006.01); F16B 33/00 (2006.01); F16B 33/04 (2006.01);
U.S. Cl.
CPC ...
F16B 33/02 (2013.01); F16B 35/007 (2013.01); F16B 33/008 (2013.01); F16B 33/04 (2021.08);
Abstract
To threadedly engage a bolt and a female screw with each other, thereby making it possible to shave off a deposit on the inner surface of the female screw and to make it easy for a worker to sense the seating, there is provided a bolt including a shaftand a head, wherein a first threadis provided on a head side of the shaft, and at least one of a thread provided larger in diameter than the first thread and a thread provided wider than the first thread is provided on a tip end side of the shaft.