The term bellows is used by extension for a flexible bag whose volume can be changed by compression or expansion, but not used to deliver air. For example, the light-tight (but not airtight) bag allowing the distance between the lens and film of a folding photographic camera to be varied is called a bellows.
What NFL has lost the Super Bowl the most? The Buffalo Bills, the Denver Broncos, the Minnesota Vikings, and the New England Patriots have all lost four Super Bowls. Edit
Iâm going to go over which teams have made the most Super Bowl appearances with this article. The Pittsburgh Steelers, Dallas Cowboys and New England Patriots hold the record for most Super Bowl appearances. Each has been to the Super Bowl eight times in the gameâs 49-year history. This trio is followed by the Denver Broncos with seven and the San Francisco 49ers with six.