Patent US4293967A successfully refreshed from Google Patents.
US4293967A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pivotal deck ramp
Assignee: Individual
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Filing: 1979-04-30
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Granted: 1981-10-13
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Expires: 1999-04-30
Abstract
Abstract A deck ramp is pivotally affixed to the bow of a boat allowing the deck ramp to serve either as a portion of the deck or as a ramp. When the deck ramp is in the closed position the deck ramp serves as a portion of the deck, which when in the open position, the deck ramp serves as a ramp for disembarkation.
Inventors
- 👤 Thomas M. Ord
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 22:14
CPC Classifications
B; B63; B63B; B63B27/00; B63B27/14
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
175 words
A deck ramp for the disembarking of passengers from boats comprising: a first ramp section; a means of attaching the ramp to a boat whereby the first ramp may be pivoted about the means of attachment; a second ramp section; a hinge which attaches the second ramp section to the first ramp section wherein when the first ramp section is placed in the closed position, the second ramp section is capable of positioning itself beneath the first ramp section, and when the first ramp section is in the open position, the second ramp is capable of pivoting as an extension of the first ramp section. a first rail affixed to the first ramp section; a hinge affixed to the inner hull of the boat; a second rail affixed to the hinge; and a line affixed to the first rail and affixed to the second rail such that when the deck ramp is placed in the open position the line pivots the second rail about the hinge affixed to the boat to an approximate vertical position.
Claim 2
Dependent Claim
175 words
A deck ramp for the disembarking of passengers from boats comprising: a first ramp section; a means of attaching the ramp to a boat whereby the first ramp may be pivoted about the means of attachment; a second ramp section; a hinge which attaches the second ramp section to the first ramp section wherein when the first ramp section is placed in the closed position, the second ramp section is capable of positioning itself beneath the first ramp section, and when the first ramp section is in the open position, the second ramp is capable of pivoting as an extension of the first ramp section. a first rail affixed to the first ramp section; a hinge affixed to the inner hull of the boat; a second rail affixed to the hinge; and a line affixed to the first rail and affixed to the second rail such that when the deck ramp is placed in the open position the line pivots the second rail about the hinge affixed to the boat to an approximate vertical position.
Claim 3
Dependent Claim
23 words
The deck ramp of claim 1 wherein the ramp is also capable of serving as a portion of the deck of a boat.
Claim 4
Dependent Claim
19 words
The deck ramp of claim 2 wherein the means of attaching the ramp to a boat comprises a hinge.
Claim 5
Dependent Claim
34 words
The deck ramp of claim 1 wherein the means of attaching the deck ramp to the boat is positioned in the bow of the boat where the sides of the boat meet the deck.
Claim 6
Dependent Claim
55 words
The deck ramp of claim 4 wherein the deck ramp is secured to a boat with a deck wherein the deck ramp when in the closed position forms a portion of the deck and steps are secured withing the hold of the boat at the bow as an approach to the deck ramp when extended.
Claim 7
Dependent Claim
27 words
The deck ramp of claim 1 wherein the first and second ramp sections are also capable of serving as a portion of the deck of a boat.
Claim 8
Dependent Claim
19 words
The deck ramp of claim 1 wherein the means of attaching the ramp to a boat comprises a hinge.
Claim 9
Dependent Claim
182 words
A boat capable of allowing passengers to disembark from the bow of the boat comprising: a boat; a first ramp section; a means of attaching the ramp to a boat whereby the first ramp may be pivoted about the means of attachment; a second ramp section; a hinge which attaches the second ramp section to the first ramp section wherein when the first ramp section is placed in a closed position, the second ramp section is capable of positioning itself beneath the first ramp section, and when the first ramp section is in the open position, the second ramp section is capable of pivoting as an extension of the first ramp section; a first rail affixed to the first ramp section; a hinge affixed to the inner hull of the boat; a second rail affixed to the hinge; and a line affixed to the first rail and affixed to the second rail such that when the deck ramp is placed in the open position the line pivots the second rail about the hinge affixed to the boat to an approximate vertical position.
Claim 10
Dependent Claim
182 words
A boat capable of allowing passengers to disembark from the bow of the boat comprising: a boat; a first ramp section; a means of attaching the ramp to a boat whereby the first ramp may be pivoted about the means of attachment; a second ramp section; a hinge which attaches the second ramp section to the first ramp section wherein when the first ramp section is placed in a closed position, the second ramp section is capable of positioning itself beneath the first ramp section, and when the first ramp section is in the open position, the second ramp section is capable of pivoting as an extension of the first ramp section; a first rail affixed to the first ramp section; a hinge affixed to the inner hull of the boat; a second rail affixed to the hinge; and a line affixed to the first rail and affixed to the second rail such that when the deck ramp is placed in the open position the line pivots the second rail about the hinge affixed to the boat to an approximate vertical position.
Claim 11
Dependent Claim
38 words
The boat capable of allowing passengers to disembark from the bow of the boat of claim 8 wherein the first and second ramp sections are also capable of serving as a portion of the deck of the boat.
Claim 12
Dependent Claim
30 words
The boat capable of allowing passengers to disembark from the bow of the boat of claim 8 wherein the means of attaching the ramp to a boat comprises a hinge.
References Cited (Backward Citations)
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Cited
US47482A
Cited
FR1105698A
Cited
DE1077096B
Cited
US3134999A
Cited
US3052896A
Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1984-10-12 | 1985-04-13 | 1985-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-10-12 | 1989-04-13 | 1989-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-10-12 | 1993-04-13 | 1993-10-13 | $7700.00 | Window Closed / Lapsed |