Patent ID: 8157550

Claim:
A scroll compressor having a fixed scroll and a movable scroll each having a spiral body which are engaged with each other, a groove extending along a spiral shape of said spiral body formed on a forward end surface of said spiral body of at least one of said fixed scroll and movable scroll, and a tip seal disposed in said groove so as to project from said forward end surface and be slidable on a bottom plate surface of the other scroll facing said forward end surface, said tip seal comprising large projection parts with a larger amount of projection from said forward end surface and small projection parts with a smaller amount of projection from said forward end surface, said large projection parts and said small projection parts being arranged alternately in a direction along said spiral shape of said spiral body, wherein said small projection parts are formed, so that amounts of projection of said small projection parts from said forward end surface become larger as located closer to a central portion of said spiral body.