Lubricating cap, fastener comprising this type of cap and interference assembly process
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 30, 2021
Grant Date -
Jun 6, 2019
app pub date -
Aug 11, 2017
filing date -
Aug 12, 2016
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
The object of the invention is a cap to lubricate an inner wall of a perforation going through at least two elements of the structure. The cap comprises a tubular body and at least one lubricant reserve, and before installation in the structure said cap has a largest external diameter larger than an internal diameter (DS) of the perforation, and the cap lubricates the internal surface of the perforation when its largest external diameter is radially compressed by a wall of the perforation. The invention also concerns a fastener comprising this type of cap, and an interference assembly process for the fastener equipped with the cap. The invention is applicable to the assembly of aircraft structures.
First Claim
Other Claims data not available
Family
International Classification(s)
- 2017 Application Filing Year
- F16N Class
- 185 Applications Filed
- 137 Patents Issued To-Date
- 74.06 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 1 Citation Count
- F16N Class
- 78.21 % this patent is cited more than
- 4 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 3.5 Year Payment | $1600.00 | $800.00 | $400.00 | May 30, 2025 |
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | May 30, 2029 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | May 30, 2033 |
