Scroll fluid machine with a pin shaft and groove for restricting rotation
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United States of America Patent
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Sep 7, 2010
Issued Date -
N/A
app pub date -
Dec 16, 2005
filing date -
Dec 21, 2004
priority date (Note) -
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Abstract
A fixed scroll (60) is provided with a pin shaft portion (70) which is formed in a cylindrical shape. Formed in a movable scroll (50) is a slide groove (80) which extends in the radial direction of the movable scroll (50). The pin shaft portion (70) of the fixed scroll (60) is engaged into the slide groove (80) of the movable scroll (50). During orbital movement of the movable scroll (50), the pin shaft portion (70) slidingly contacts a side surface of the slide groove (80), whereby rotation of the movable scroll (50) is restricted.
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