Mast lift using multi-stage mast module
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United States of America Patent
Stats
-
Jan 30, 2018
Issued Date -
N/A
app pub date -
Aug 17, 2011
filing date -
Aug 17, 2010
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A multi-stage mast module is cooperable with a mast lift. The mast lift includes a base supporting the multi-stage mast module and a platform coupled with the multi-stage mast module. The multi-stage mast module includes a mast unit including a plurality of telescoping mast sections, and a multi-stage drive connected between the telescoping mast sections of the mast unit. Gas springs are connected between the telescoping mast sections of the mast unit. The gas springs act between the adjacent ones of the telescoping mast sections.
First Claim
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International Classification(s)
- 2011 Application Filing Year
- B66F Class
- 202 Applications Filed
- 146 Patents Issued To-Date
- 72.28 % Issued To-Date
Cited Art Landscape
Patent Citation Ranking
- 5 Citation Count
- B66F Class
- 48.59 % this patent is cited more than
- 7 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jul 30, 2025 |
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jul 30, 2029 |
