Inventors list |
Assignees list |
Classification tree browser |
Top 100 Inventors |
Top 100 Assignees |
Art Screw Co., Ltd.
| Art Screw Co., Ltd. Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20110033263 | Fastener and Fastening Structure - To provide a fastener having a high anti-loosening effect. A fastener has a thread structure including an upper portion of the crest and a bottom portion at the groove. The upper portion has a load flank surface inclined from the standard load flank surface toward the fastener seat while the bottom has an undercut on at least one of the groove side lower than the extension of the corresponding flank surface. | 02-10-2011 |