US3773007A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bumper for ship{40 s hull
Assignee: Exxon Mobil Corp
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Filing: 1971-06-25
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Granted: 1973-11-20
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Expires: 1991-06-25
Abstract
Abstract An arrangement and construction for a pneumatic bumper mechanically fastened to a ship''s hull or over an external insulation system for a ship to absorb impacts as may result from docking and to prevent damage to the ship''s structure or external insulation system. The bumper is filled with a suitable gaseous material and is disposed along the sides of the ship so as to cover the waterline area.
Inventors
- 👤 R Haisch
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:52
CPC Classifications
B; B63; B63B; B63B59/00; B63B59/02; B63B2059/025
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
125 words
An externally insulated tanker for the transportation of liquid cargoes comprising, in combination, a hull including a cargo-carrying midbody, thermal insulation means secured to the exterior of said hull in the area of said midbody, pneumatic bumper means disposed on each of the sides of said hull externally of said thermal insulation for absorbing any impact that may be applied thereto during docking, said bumper means comprising a sealed envelope which defines a hollow unobstructed compartment and extending vertically from below the ballast waterline of said tanker to above the full load waterline of said tanker, means for providing an indication of damage to said bumper means, and relief valve means operably connected with said bumper means for limiting loads transmitted to said thermal insulation.
Claim 2
Dependent Claim
125 words
An externally insulated tanker for the transportation of liquid cargoes comprising, in combination, a hull including a cargo-carrying midbody, thermal insulation means secured to the exterior of said hull in the area of said midbody, pneumatic bumper means disposed on each of the sides of said hull externally of said thermal insulation for absorbing any impact that may be applied thereto during docking, said bumper means comprising a sealed envelope which defines a hollow unobstructed compartment and extending vertically from below the ballast waterline of said tanker to above the full load waterline of said tanker, means for providing an indication of damage to said bumper means, and relief valve means operably connected with said bumper means for limiting loads transmitted to said thermal insulation.
Claim 3
Dependent Claim
21 words
An externally insulated tanker according to claim 1 wherein said bumper means comprises a gas-filled envelope made from reinforced butyl rubber.
Claim 4
Dependent Claim
31 words
An externally insulated tanker according to claim 1 wherein said indicating means comprises pressure gauges operably connected with said bumper means to provide an indication of any damage to said bumper.
Claim 5
Dependent Claim
110 words
A waterborne vessel such as a ship, tug boat and the like comprising, in combination, a hull, pneumatic bumper means secured for a predetermined length on each of the sides of said hull for absorbing any impact that may be applied thereto, said bumper means comprising a sealed envelope which defines a single hollow compartment and extending vertically from below the ballast waterline of said vessel to above the full load waterline of said vessel, relief valve means operably connected with said bumper means for limiting loads transmitted to said hull and means comprising a plurality of spaced pressure gauges for providing an indication of damage to said bumper means.
Claim 6
Dependent Claim
110 words
A waterborne vessel such as a ship, tug boat and the like comprising, in combination, a hull, pneumatic bumper means secured for a predetermined length on each of the sides of said hull for absorbing any impact that may be applied thereto, said bumper means comprising a sealed envelope which defines a single hollow compartment and extending vertically from below the ballast waterline of said vessel to above the full load waterline of said vessel, relief valve means operably connected with said bumper means for limiting loads transmitted to said hull and means comprising a plurality of spaced pressure gauges for providing an indication of damage to said bumper means.
Claim 7
Dependent Claim
20 words
A waterborne vessel according to claim 4 wherein said bumper means comprises a gas-filled envelope made from reinforced butyl rubber.
References Cited (Backward Citations)
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-11-19 | 1977-05-21 | 1977-11-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-11-19 | 1981-05-21 | 1981-11-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-11-19 | 1985-05-21 | 1985-11-20 | $7700.00 | Window Closed / Lapsed |