Linear motor hoisting system
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 23, 2024
Grant Date -
Jan 4, 2024
app pub date -
Sep 15, 2023
filing date -
Jul 27, 2020
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
Systems and methods for hoisting a top drive of a drilling rig. An example system includes a hoisting system having a linear electric motor operable to raise and lower the top drive. An example method includes commencing operation of a processing device to cause operation of the linear electric motor to raise and lower the top drive. The linear electric motor may have a stator connected to and extending vertically along a mast of the drilling rig, and a rotor connected to the top drive and operable to move relative to the stator. The rotor may be connected to the top drive via one or more flexible lines.
First Claim
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International Classification(s)
- 2023 Application Filing Year
- H02K Class
- 2043 Applications Filed
- 369 Patents Issued To-Date
- 18.07 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 0 Citation Count
- H02K Class
- 0 % this patent is cited more than
- 1 Age
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|---|---|---|---|---|
| 3.5 Year Payment | $1600.00 | $800.00 | $400.00 | Jan 23, 2028 |
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