Scroll apparatus having a modified tip seal groove

Details Scroll apparatus having a modified tip seal groove Scroll apparatus having a modified tip seal groove

F - Mech Eng,Light,Heat,Weapons

04

C

F04C 27/00 (2006.01) F01C 19/08 (2006.01) F04C 18/02 (2006.01) F25B 1/00 (2006.01)

Patent

CA 2051734

PATENT Title SCROLL APPARATUS HAVING A MODIFIED TIP SEAL GROOVE Inventor Robert E. Utter Abstract In a scroll apparatus having interleaving scroll wraps secured to end plates rotating about parallel, non- concentric axes to produce a relative orbital motion, a modified tip seal groove in the tip surface of at least one of the scroll wraps. In the preferred embodiment, the tip seal element is of constant cross-sectional width along the scroll wrap, with the groove in the scroll wrap tip having an inner portion adjacent the discharge port and an outer portion. The inner portion of the groove is of greater cross-sectional width than the outer portion of the groove.

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