Thread protector
US6367508B1 · kind B1 · utility
17Cited by
10References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 5, 2001 |
| Grant date | Apr 9, 2002 |
| Priority date | — |
| Expiry date | Mar 5, 2021 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16F2230/007
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A thread protector for protecting threads on the end of a pipe includes a base portion, a threaded portion extending axially from a first end of the base portion and threadably engageable with the pipe and an elongated annular bumper extending axially from a second end of the base portion. The elongated bumper has an average length and width such that the ratio of the length to the width is at least 2. The base and elongated bumper have a total length of at least two inches.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.