Patent ID: 11953010
Assignee: HANON SYSTEMS
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F | IPC F

Claim 11:
12. The scroll compressor of claim 11, wherein the protrusion comprises a large-diameter portion protruding from the lower surface of the valve plate toward the fixed scroll and having a predetermined first outer diameter, and a small-diameter portion protruding further from the large-diameter portion toward the fixed scroll and having a second outer diameter smaller than the first outer diameter, and wherein the fixed scroll comprises a fixed base plate upper surface opposite to the large-diameter portion, a fixed base plate lower surface forming a rear surface of the fixed base plate upper surface, a small-diameter portion insertion groove formed to be engraved from the fixed base plate upper surface toward the fixed base plate lower surface and into which the small-diameter portion is inserted, and an injection hole formed to be engraved from the fixed base plate lower surface toward the fixed base plate upper surface and communicated with the small-diameter portion insertion groove.