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US 2003/0210989 A1Published application
Compressors
OwnerTamotsu Matsuoka, Kazuhiko Takai +1inventors
InventorsTamotsu Matsuoka, Kazuhiko Takai, Shinji Tagami
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Abstract
A compressor includes a suction chamber, a crank chamber, and a drive shaft extending through the crank chamber. The drive shaft includes a passage formed therein, and a hole formed therein. For example, the hole may be formed through the drive shaft. The compressor also includes a path communicating between the crank chamber and the suction chamber. Specifically, the path includes the passage and the hole.
Claims20
A compressor comprising:
- a suction chamber;
- a crank chamber;
- a drive shaft extending through the crank chamber, wherein the drive shaft comprises:
- a passage formed in the drive shaft;
- and
- a hole formed in the drive shaft;
- and
- a path communicating between the crank chamber and the suction chamber, wherein the path comprises the passage and the hole.
5 more elements
Dependencies are inferred from the claim text.