US Patent 7757358 Sheet retention mechanisms for spring clamp binders

Spring clamp binders that include sheet retention mechanisms that provide improved performance and increase manufacturing efficiency and cost-effectiveness are described. The spring clamp binders have a cover and one or more spring clamps for holding one or more items, including sheets of physical media, such as loose sheets of paper, pages of a photoalbum, and other types of physical media. Methods of manufacturing spring clamp binders also are described.