Swash plate type compressor
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Sep 19, 2000
Grant Date -
N/A
app pub date -
Oct 20, 1998
filing date -
Oct 21, 1997
priority date (Note) -
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Abstract
A swash plate type compressor comprises a case including a cylindrical cylinder block; a drive shaft installed in the case and rotatable about its axis; a swash plate carried by the drive shaft s and rotatable together therewith; a cylindrical rear housing having refrigerant intake and exhaust chambers defined therein; and a sealing structure arranged between the cylinder block and the rear housing to assure a hermetical sealing therebetween. The sealing structure comprises a rear annular flat end possessed by the cylinder block; a front annular flat end possessed by the rear housing and attached to the rear annular flat end; an annular groove formed in one of the rear and front annular flat ends, the annular groove consisting of mutually merged first and second annular recesses, the first annular recess being positioned radially inside of the second annular recess and having a deeper bottom than the second annular recess; a valve plate interposed between the cylinder block and the rear housing having a peripheral portion thereof received and compressed in the first annular recess; and a seal ring received and compressed in the second annular recess.
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