Patent ID: 7063212

Claim:
A container suitable for storing and transporting electrical storage batteries containing corrosive liquid, comprising: a container body and a lid connected thereto by a hinge; one of said body and said lid including a first mating surface, and the other of said body and said lid including a second mating surface, said first and second mating surfaces mating with each other when said lid is closed onto said body to form a seal therebetween, wherein: said first mating surface includes a major ridge and two minor recesses disposed on either side of said major ridge; said second mating surface includes a major recess and two minor ridges disposed on either side of said major recess; said major ridge being larger than both of said minor ridges; and whereby when said lid is being closed said major ridge first partially engages said major recess and guides said minor ridges into partial engagement with said minor recesses if the lid is skewed, with the major ridge engaging the major recess and the minor ridges engaging the minor recesses when said lid is fully closed onto said body.