US5626440A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Retractable beach stairway
Assignee: Individual
•
Filing: 1995-02-16
•
Granted: 1997-05-06
•
Expires: 2015-02-16
Abstract
Abstract A stairway for providing access over a dune to a beach, while being retractable to avoid damage from adverse weather conditions, the stairway being adapted to be mounted on a plurality of piling on a dune, the stairway comprising a pivotally mounted housing section having an upper surface suitable for use as a walkway and a cavity beneath the walkway; a stair section moveable between a retracted position within the housing section cavity and an extended position, wherein the stair section extends from the housing section to the beach at an angle of about 45° below horizontal; and drive means adapted to move the stair section between retracted and extended positions.
Inventors
- 👤 G. Nash Greene, Jr.
- 👤 Donald M. Campbell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:28
CPC Classifications
E; E02; E02B; E02B3/00; E02B3/20
Claims Analysis
Total Claims: 21
Claim 1
Independent Claim
69 words
A retractable stairway comprising a) a housing section having a top wall with an upper surface suitable for use as a walkway and a cavity beneath said top wall; b) a stair section moveable between a retracted position within said cavity and an extended position and; c) pivotal mount beneath said housing section, said housing section being pivotal on said mount between a horizontal position and a tilted position.
Claim 2
Dependent Claim
69 words
A retractable stairway comprising a) a housing section having a top wall with an upper surface suitable for use as a walkway and a cavity beneath said top wall; b) a stair section moveable between a retracted position within said cavity and an extended position and; c) pivotal mount beneath said housing section, said housing section being pivotal on said mount between a horizontal position and a tilted position.
Claim 3
Dependent Claim
59 words
The stairway of claim 1 in which said housing section comprises a top wall including said upper surface, side walls extending downwardly from said top wall, and a bottom wall spaced beneath said top wall and extending between said side walls, said walls together forming a cavity into which said stair section is stored when in the retracted position.
Claim 4
Dependent Claim
9 words
The stairway of claim 1, further including detachable handrails.
Claim 5
Dependent Claim
35 words
The stairway of claim 1, including a plurality of steps, each step having a tread portion and a riser portion, said tread portion being substantially horizontal when said stair section is in the extended position.
Claim 6
Dependent Claim
25 words
The stairway of claim 1, further including a latch member securing said stair section in position when said stair section is in the extended position.
Claim 7
Dependent Claim
32 words
The stairway of claim 1, wherein said stair section includes rollers positioned to engage a wall of said housing section when said stair section is moved between said retracted and extended positions.
Claim 8
Dependent Claim
32 words
The stairway of claim 1, further including a lock adapted to maintain the upper surface of said housing section in a horizontal position when said stair section is in an extended position.
Claim 9
Dependent Claim
19 words
The stairway of claim 1, wherein said stair section includes brackets for detachably holding handrails on said stair section.
Claim 10
Dependent Claim
21 words
The stairway of claim 1, further including a drive means for moving said stair section between its retracted and extended positions.
Claim 11
Dependent Claim
89 words
An outdoor stairway leading from an upper level to a lower level comprising a) a stairway support of pilings extending upwardly from said upper level; b) a housing section positioned on said support, said housing section having a top wall with an upper surface suitable for use as a walkway and a cavity beneath said top wall; and c) a stair section moveable between a retracted position within said housing section cavity and an extended position, wherein said stair section extends from said housing section to said lower level.
Claim 12
Dependent Claim
89 words
An outdoor stairway leading from an upper level to a lower level comprising a) a stairway support of pilings extending upwardly from said upper level; b) a housing section positioned on said support, said housing section having a top wall with an upper surface suitable for use as a walkway and a cavity beneath said top wall; and c) a stair section moveable between a retracted position within said housing section cavity and an extended position, wherein said stair section extends from said housing section to said lower level.
Claim 13
Dependent Claim
28 words
The stairway of claim 10, wherein said housing section is pivotally attached to said support, said housing section being moveable between a horizontal position and a tilted position.
Claim 14
Dependent Claim
35 words
The stairway of claim 10, further including drive means within said housing section and in communication with said stair section, said drive means being adapted to move said stair means between retracted and extended positions.
Claim 15
Dependent Claim
29 words
The stairway of claim 11, wherein said stair section is horizontal when in the retracted position and at an angle of about 45° from horizontal in the extended position.
Claim 16
Dependent Claim
8 words
The stairway of claim 11, further including handrails.
Claim 17
Dependent Claim
46 words
The stairway of claim 11, wherein said housing section includes a support surface to support said stair section in the retracted position, and said stair section includes rollers engaging said support surface when said stair section is moved between the retracted position and the extended position.
Claim 18
Dependent Claim
17 words
The stairway of claim 11, wherein said housing section and said stair section are made of fiberglass.
Claim 19
Dependent Claim
22 words
The stairway of claim 11, wherein said upper level is the top of a dune and said lower level is a beach.
Claim 20
Dependent Claim
150 words
A stairway for providing access over a dune to a beach, while being retractable to avoid damage from adverse weather conditions comprising a) a plurality of piling extending upward from said dune, said pilings including a front piling and a rear piling; b) a housing section pivotally mounted on said front piling, said housing section including a top wall having an upper surface suitable for use as a walkway and a cavity beneath said top wall, said housing section being pivotal between a horizontal position and a tilted position; c) a stair section moveable between a retracted position within said housing section cavity and an extended position, wherein said stair section extends from said housing section to said beach at an angle of about 45° below horizontal; and d) drive means within said housing section, said drive means being adapted to move said stair section between retracted and extended positions.
Claim 21
Dependent Claim
150 words
A stairway for providing access over a dune to a beach, while being retractable to avoid damage from adverse weather conditions comprising a) a plurality of piling extending upward from said dune, said pilings including a front piling and a rear piling; b) a housing section pivotally mounted on said front piling, said housing section including a top wall having an upper surface suitable for use as a walkway and a cavity beneath said top wall, said housing section being pivotal between a horizontal position and a tilted position; c) a stair section moveable between a retracted position within said housing section cavity and an extended position, wherein said stair section extends from said housing section to said beach at an angle of about 45° below horizontal; and d) drive means within said housing section, said drive means being adapted to move said stair section between retracted and extended positions.
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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) | 2000-05-05 | 2000-11-04 | 2001-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2004-05-05 | 2004-11-04 | 2005-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2008-05-05 | 2008-11-04 | 2009-05-06 | $7700.00 | Window Closed / Lapsed |