Method of and a drive unit for driving ramming parts under water
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Apr 4, 1989
Grant Date -
N/A
app pub date -
Dec 15, 1987
filing date -
Jul 28, 1987
priority date (Note) -
Expired
status (Latency Note)
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Abstract
For driving of ramming parts under water, a first ramming device is suspended on the supporting element and a second ramming device is suspended on a further supporting element, a submergible electrohydraulic drive unit is located laterally near or under one of the ramming device and connected with both ramming devices by hose conduits, the ramming devices with the drive unit are lowered so that at least one ramming device is placed on one ramming part and after driving it in over a predetermined path it is transferred to another ramming part, while the other ramming device drives further the first ramming part or a further ramming part, and both ramming devices are driven one after the other or simultaneously with one another by the same drive unit.
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 | |
---|---|---|
MENCK GMBH | D-25475 ELLERAU |
International Classification(s)

- 1987 Application Filing Year
- E02D Class
- 137 Applications Filed
- 4 Patents Issued To-Date
- 2.92 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Kuehn, Hans | Hamburg, DE | 12 | 145 |
# of filed Patents : 12 Total Citations : 145 |
Cited Art Landscape
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Patent Citation Ranking
- 10 Citation Count
- E02D Class
- 0 % this patent is cited more than
- 36 Age
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- No Forward Cites to Display

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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