Patent ID: 7861379

Claim:
A hinge, comprising: a frame attachment portion comprising: an open area enclosed by a perimeter portion; at least one pin housing; a roller flange extending from and being perpendicular to said frame attachment portion; wherein said perimeter portion, said pin housing and said roller flange being unitary with one another; a door attachment portion comprising: an edge portion having a complementary shape to said open area of said frame attachment portion for being selectively received therein; an inner portion and an outer portion being perpendicular to said edge portion and, said outer portion having a flange extending perpendicular to said door attachment portion and a pin extending perpendicular to said flange wherein a spring is located about said pin, said spring having a first leg extending in a first direction and a second leg extending in a second opposite direction, said second leg supporting a roller thereon; wherein said edge portion, said inner portion, said flange and a pin housing on said edge portion are unitary with one another.