US Patent 8205344 Safety razor having pivotable blade unit

A safety razor having a blade unit has at least one blade and a handle casing. A pivotal connection structure is disposed between the blade unit and the handle casing. A first member is connected to the blade unit and a second member is connected to the handle casing. A joint member connects the first member and the second member and facilitates movement of the first member relative to the second member about a hinge axis that is substantially perpendicular to the at least one blade.