| 摘要 |
PROBLEM TO BE SOLVED: To prevent adjacent compression chambers from communicating with each other through an injection hole and increase the amount of refrigerant introduced from the injection hole into the compression chambers.SOLUTION: A first thick wall part 45 and a second thick wall part 46 are provided in a movable side spiral wall 23b, and thus injection holes 31, 32 are closed by the first thick wall part 45 and the second thick wall part 46 in association with revolving motion of a movable scroll 23. |
