rivetedcap
nounUK /ˈrɪvɪtɪd kæp/
US /ˈrɪvɪtɪd kæp/
A riveted cap is a hat with a small metal pin that holds it together.
The worker wore a riveted cap to keep the sun out of his eyes.
OTHER MEANINGS
2. A protective cover fastened with rivets on a machine or pipe.
He unscrewed the riveted cap to check the pressure gauge.
3. The top part of a rivet that has been flattened to hold pieces together.
The riveted cap sat flush against the metal sheet.
4. A bottle or container lid secured by a rivet-like seal.
The riveted cap kept the oil from leaking during shipping.