Patent US3745957A successfully refreshed from Google Patents.
US3745957A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sliding hatch cover for sailboats
Assignee: Individual
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Filing: 1971-05-06
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Granted: 1973-07-17
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Expires: 1991-05-06
Abstract
Abstract The disclosure is directed to a sliding hatch cover for a sailboat having a slot covered by small subhatch to permit the hatch cover to slide partially past the mast.
Inventors
- 👤 A Hendrickson
- 👤 W Crealock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 11:52
CPC Classifications
B; B63; B63B; B63B19/00; B63B19/12; B63B19/14; B63B19/18
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
136 words
A hatch cover arrangement for a sailboat having a mast location, a cockpit, a cabin, and a cabin top extending from said cockpit to said mast location comprising the following: a hatch opening in said cabit top adjacent said cockpit, a movable hatch cover for said opening having a longitudinally extending slot located on said hatch cover with a width to accommodate the width of a mast and a length extending from the side of the hatch cover adjacent said mast location part way across the length of said hatch cover, and a cover for said slot which is removable to expose said slot and permit said hatch cover to move part way past said mast location when said hatch cover is in a fully open position, said slot cover when closed completely covering said slot.
Claim 2
Dependent Claim
136 words
A hatch cover arrangement for a sailboat having a mast location, a cockpit, a cabin, and a cabin top extending from said cockpit to said mast location comprising the following: a hatch opening in said cabit top adjacent said cockpit, a movable hatch cover for said opening having a longitudinally extending slot located on said hatch cover with a width to accommodate the width of a mast and a length extending from the side of the hatch cover adjacent said mast location part way across the length of said hatch cover, and a cover for said slot which is removable to expose said slot and permit said hatch cover to move part way past said mast location when said hatch cover is in a fully open position, said slot cover when closed completely covering said slot.
Claim 3
Dependent Claim
35 words
The hatch cover arrangement of claim 1 wherein said movable hatch cover moves by a sliding action and said slot cover is in the form of a rigid sub-hatch pivotly mounted on said hatch cover.
Claim 4
Dependent Claim
70 words
The hatch cover arrangement of claim 2 wherein said sliding hatch cover has a forward downwardly extending flange portion on the side adjacent said mast location with a recessed groove completely surrounding said slot including the portion adjacent said downwardly extending flange portion and a flange completely surrounding said sub-hatch adapted to be received in a mating manner into said recessed groove when said sub-hatch is in the closed position.
Claim 5
Dependent Claim
45 words
The hatch cover arrangement of claim 3 wherein a cam arrangement is provided near said mast location and in the path of said sub-hatch so as to automatically cam said sub-hatch into an open position when said hatch cover is slid to an open position.
Claim 6
Dependent Claim
28 words
The hatch cover arrangement of claim 4 wherein said sliding hatch cover has a combination handle and stiffening member adjacEnt said cockpit with a rearward downwardly extending flange.
Claim 7
Dependent Claim
94 words
The hatch cover arrangement of claim 5 wherein said hatch opening has an upwardly extending coaming on the two sides and the side adjacent said mast location with said coaming on the side adjacent said mast location cooperating with said forward downwardly extending flange on said hatch cover adjacent the mast location to arrest and stop the movement of said hatch cover to the closed position and cooperating with the rearward downwardly extending flange of said handle and reinforcing member to arrest and stop the hatch cover during its movement to an open position.
Claim 8
Dependent Claim
106 words
The hatch cover arrangement of claim 6 wherein two longitudinally extending hatch slides having grooves therein are affixed to said cabin top adjacent the sides of said hatch opening and an outwardly extending flange on each side of said hatch cover riding in said hatch slide grooves in a manner to permit said hatch cover to be slid to the open and closed position with sufficient clearance so as to not rub on said coaming surrounding said hatch opening and with notches in said rearward downwardly extending flange of said handle and reinforcing member to accommodate the said coaming on each side of said hatch opening.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-07-16 | 1977-01-15 | 1977-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-07-16 | 1981-01-15 | 1981-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-07-16 | 1985-01-15 | 1985-07-17 | $7700.00 | Window Closed / Lapsed |