Maintenance device for fasteners
US10183303B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 2, 2017 |
| Grant date | Jan 22, 2019 |
| Priority date | — |
| Expiry date | Jul 8, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB63B23/64
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
There is provided in a preferred embodiment of the present invention a maintenance device having a lubricant reservoir attached to the upper end of a fixed body, and a dynamic body that is slidably engaged and disposed within the fixed body at the lower end thereof. Attached to the base of dynamic body is a trio of cleaning arms. A spring that is internally positioned between the dynamic body and the fixed body biases the dynamic body downward and the cleaning arms to a relaxed position. As the dynamic body retracts upon the application of force by a user, lubricant is released and pumped from the lubricant reservoir and each of the cleaning arms pivot and engage the side wall of the male connector.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.