Torque measuring device particularly for a multishaft extruder
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United States of America Patent
Stats
-
Feb 23, 1999
Grant Date -
N/A
app pub date -
Apr 25, 1996
filing date -
Apr 25, 1995
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An assembly for applying a torque from an output shaft to an input shaft of an apparatus, such as a multishaft extruder, and for measuring the applied torque. The assembly includes a connecting sleeve for torque-transmittingly coupling the output shaft with the input shaft; and a torque measuring device having expansion measuring strips, a signal amplifier, a transmitting ring antenna and a receiving antenna. The connecting sleeve has a first length portion carrying the expansion measuring strips and a second length portion carrying the signal amplifier and the transmitting ring antenna. A torque-transmitting arrangement torque-transmittingly couples solely the first length portion of the connecting sleeve with the output shaft and the input shaft, so that the second length portion of the connecting sleeve is free from a torque-transmitting connection with the input shaft.

First Claim
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- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
KRUPP WERNER & PFLEIDERER GMBH | THEODORSTRASSE 10 STUTTGART D-704 |
International Classification(s)
- Non-US Classification not provided for expired patents
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Buchheit, Dieter | Eberdingen, DE | 1 | 4 |
Schafer, Manfred | Schwieberdingen, DE | 13 | 237 |
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
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