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
No franchise has yet won three Super Bowls in a row, although several have come close: 1  The Green Bay Packers won the first two Super Bowls, but had also won the NFL championship in the preceding year. 2  The Miami Dolphins appeared in three consecutive Super Bowls (Super Bowls VI, VII, and VIII), winning the last two. The Green Bay Packers won the first two Super Bowls, but had also won the NFL championship in the preceding year. 2  The Miami Dolphins appeared in three consecutive Super Bowls (Super Bowls VI, VII, and VIII), winning the last two.