Scroll compressor having grooves for seal members
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United States of America Patent
Stats
-
Dec 3, 1996
Grant Date -
N/A
app pub date -
Dec 27, 1994
filing date -
Dec 27, 1993
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A scroll member has a scroll wall having an axial end having a transverse surface on which a groove 20 is cut along the spiral direction of the scroll wall, to which groove a seal member contacting a facing scroll member is received. The scroll wall having a radially inner portion of having a width larger than the width of remaining part of the scroll wall. At the radially inner portion, the groove is also widened. When molding the scroll member, a recess deeper than the depth of the groove to be machined is created. The groove is obtained by machining the scroll member as molded by a milling tool. The widened portion of the groove is formed by moving a milling tool along a closed trajectory, so that the recess is left un-machined.
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