Drive unit for at least one traction means
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 11, 2017
Grant Date -
Mar 20, 2014
app pub date -
Mar 7, 2012
filing date -
Mar 7, 2011
priority date (Note) -
In Force
status (Latency Note)
Importance
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Abstract
A drive unit for at least one traction means, especially in stage machinery, with a winding drum comprising at least one take-up region, on (each of) which a traction means is received which can be wound up or unwound, characterized in that axially adjacent to the take-up region there is a cylindrical drive region disposed on the winding drum, on which is received a belt-shaped drive means that can be wound up or unwound and which can be wound up onto a drivable drive drum, generating a drive torque acting on the winding drum, or can be unwound from the drive drum, releasing the winding drum.
First Claim
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International Classification(s)
- 2012 Application Filing Year
- A63J Class
- 24 Applications Filed
- 20 Patents Issued To-Date
- 83.34 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 2 Citation Count
- A63J Class
- 31.25 % this patent is cited more than
- 8 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Oct 11, 2028 |
