Controlling crowd runaway of an industrial machine
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 16, 2020
Grant Date -
Feb 1, 2018
app pub date -
Oct 9, 2017
filing date -
Apr 25, 2014
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A system for controlling the operation of an industrial machine during crowd runaway conditions. The system includes a controller that monitors and compares an actual crowd system state (e.g., an actual dipper position) with a requested crowd system state (e.g., a requested dipper position from the operator). If the controller determines that the crowd system is behaving contrary to requested crowd system behavior, the controller adjusts a crowd parameter, such as a crowd motor torque, to resolve the runaway condition.
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
JOY GLOBAL SURFACE MINING INC | 4400 W NATIONAL AVENUE MILWAUKEE WI 53214 |
International Classification(s)

- 2017 Application Filing Year
- E02F Class
- 765 Applications Filed
- 624 Patents Issued To-Date
- 81.57 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Linstroth, Michael | Port Washington, US | 21 | 306 |
# of filed Patents : 21 Total Citations : 306 | |||
Voelz, Nicholas R | West Allis, US | 18 | 107 |
# of filed Patents : 18 Total Citations : 107 |
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- 0 Citation Count
- E02F Class
- 0 % this patent is cited more than
- 5 Age
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Maintenance Fees
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7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Dec 16, 2027 |
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