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. 30, 2024
Filed:
Jan. 21, 2022
Aoyama Seisakusho Co., Ltd., Niwa-Gun, JP;
Shigeki Matsunami, Niwa-Gun, JP;
Kazuhiro Koga, Niwa-Gun, JP;
Keiichiro Masui, Niwa-Gun, JP;
Kenichiro Araki, Niwa-Gun, JP;
Tsuyoshi Kojima, Niwa-Gun, JP;
Yuichi Katsumata, Niwa-Gun, JP;
Aoyama Seisakusho Co., Ltd., Niwa-Gun, JP;
Abstract
A piercing nut according to the present invention includes an internal thread, a ring-shaped punching part, a ring-shaped groove, and a bearing surface. The internal threadis formed at the center of a nut main body. The ring-shaped punching partprotrudes around the outer periphery of the internal thread. The ring-shaped grooveis formed around the outer periphery of the ring-shaped punching part. The bearing surfaceprotrudes around the outer periphery of the ring-shaped groove. The height h of the ring-shaped punching partis equal to or lower than the height H of the bearing surfacein the opposite manner to the conventional technique.