SLIDE RING SEAL WITH IMPROVED TORQUE TRANSMISSION
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United States of America Patent
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Issued Date -
Aug 18, 2016
app pub date -
Mar 17, 2014
filing date -
Mar 17, 2014
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention relates to a mechanical seal arrangement, comprising at least one first mechanical seal having a rotating slide ring (2) and a stationary slide ring (3) which define a sealing gap (4) therebetween, a one-piece shaft bushing (5), an entrainment element (6) for transmitting a rotation of the shaft bushing (5) to the rotating slide ring (2), and at least one feather key (7) which is arranged between the shaft bushing (5) and the entrainment element (6) in order to permit torque transmission between the shaft bushing (5) and the entrainment element (6), wherein the feather key (7) comprises a base region (71) and an upper end region (72), and wherein the upper end region (72) is formed in an arcuate manner.
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