Thread protector
US7066209B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 18, 2005 |
| Grant date | Jun 27, 2006 |
| Priority date | — |
| Expiry date | Apr 18, 2025 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D59/06
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
In a protector for protecting a trapezoidal female thread of a pipe formed to an end thereof, the protector has a male thread formed thereto so as to be threaded with the female thread as well as the height of the thread of the male thread is made larger than the height of the thread of the female thread. With this arrangement, a surface treatment applied to the surface of the female thread or a male thread formed to the end of the pipe can be prevented from being damaged, and in particular, a surface treatment applied to a guide flank surface, a load flank surface, a corner portion, and the like of the thread can be prevented from being subjected to wear, damage, and the like.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.