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US3665523A Expired / Lapsed US ⏱️ 0.0 years remaining

Pool structure with built-in, externally supported slide

Assignee: General Foam Plastics Corp
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Filing: 1970-10-20
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Granted: 1972-05-30
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Expires: 1990-10-20
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Abstract

Abstract A molded tub-like structure, with a peripheral flange, having an integrally molded, but externally rail supported, sliding surface projecting well above the peripheral flange thereof is disclosed herein. The tub and sliding surface are unitarily formed of comparatively light-weight thermoplastic sheet material. The slide portion is reinforced and structurally supported by a truss including a pair of tubular parallel support members or rails, upon which inverted channel-like side edges of the sliding surface rest. The rails extend from beneath the sliding surface upwardly through openings formed in elevated portions thereof, and they then extend downwardly and outwardly of the structure forming hand rails for a step ladder leading up to the top of the elevated sliding surface. The truss includes a plurality of transverse cross bars, at least one of which advantageously may form a step or step support, providing additional support for the sliding surface.

Inventors

  • 👤 Ascher Chase

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-07 19:22
CPC Classifications
E; E04; E04H; E04H4/00; E04H4/0018; E04H4/0031; E04H4/0037; E04H2004/0068

Claims Analysis

Total Claims: 15
Claim 1
Independent Claim 220 words
A non-collapsible, elevated, compound slide structure for a plastic water retaining pool having side walls of predetermined height and a bottom wall, said slide structure including a. sliding surface formed integrally with said tub and sloping upwardly from said bottom wall to a height well above the upper edges of said side walls; b. inverted channel means defining side edges of said sliding surface and having openings at the top of said sliding surface; c. generally vertical slide wall means spacing said sliding surfaces from the plane of said bottom wall; d. a truss structure including spaced, sloped, longitudinal rails nested in said channel means; e. upper portions of said rails projecting through said openings and above said sliding surface; f. support leg means extending from the plane of said bottom wall to said upper portions of said rails and being joined therewith; g. first cross bar means extending transversely between and through said rails and through said slide wall means beneath and adjacent said sliDing surface; h. means securing said first cross bar in place between said rails to rigidify said truss and reinforce said sliding surface; i. second cross bar means extending between and through said leg means; and j. means securing said second cross bar means in place between said leg means to rigidify said truss structure.
Claim 2
Dependent Claim 220 words
A non-collapsible, elevated, compound slide structure for a plastic water retaining pool having side walls of predetermined height and a bottom wall, said slide structure including a. sliding surface formed integrally with said tub and sloping upwardly from said bottom wall to a height well above the upper edges of said side walls; b. inverted channel means defining side edges of said sliding surface and having openings at the top of said sliding surface; c. generally vertical slide wall means spacing said sliding surfaces from the plane of said bottom wall; d. a truss structure including spaced, sloped, longitudinal rails nested in said channel means; e. upper portions of said rails projecting through said openings and above said sliding surface; f. support leg means extending from the plane of said bottom wall to said upper portions of said rails and being joined therewith; g. first cross bar means extending transversely between and through said rails and through said slide wall means beneath and adjacent said sliDing surface; h. means securing said first cross bar in place between said rails to rigidify said truss and reinforce said sliding surface; i. second cross bar means extending between and through said leg means; and j. means securing said second cross bar means in place between said leg means to rigidify said truss structure.
Claim 3
Dependent Claim 30 words
The non-collapsible slide structure of claim 1, further characterized, in that a. said side walls terminate in a peripheral flange; b. fastening means secure said leg means to said flange.
Claim 4
Dependent Claim 36 words
The non-collapsible slide structure of claim 2, in which a. said fastening means comprises a shallow, elongated U-shaped third cross bar means, said third cross bar means extending between said leg means and through said flange.
Claim 5
Dependent Claim 35 words
The non-collapsible slide structure of claim 1, in which a. a horizontal platform is connected to the top edge of said sliding surface; b. a platform wall spaces the platform from the pool side walls.
Claim 6
Dependent Claim 44 words
The non-collapsible slide structure of claim 4, in which a. integral step means are included at said flange adjacent and between said leg means; b. said platform wall extends between the rear edge of said platform and the forward edge of said step means.
Claim 7
Dependent Claim 20 words
The non-collapsible slide structure of claim 1, in which a. said rails and leg means are of integral tubular construction.
Claim 8
Dependent Claim 34 words
The non-collapsible slide structure of claim 1, in which a. forward leg means substantially shorter than said first-mentioned leg means extend from the plane of said bottom wall to lower portions of said rails.
Claim 9
Dependent Claim 31 words
The non-collapsible slide structure of claim 7, in which a. said leg means and rails are elongated, integral aluminum tubes, both ends of which have been bent in a common plane.
Claim 10
Dependent Claim 130 words
The slide structure of claim 1, in which a. integral reinforcing webs are disposed in a horizontal plane intermediately of the plane of said bottom wall and the plane of the peripheral edge of said pool; b. said webs are generally triangular in configuration, two of the edges of each web connecting said slide wall means and said pool side walls; c. the third edge of each web defining the front edge of a seat; d. generally vertical seat wall means extending between said slide wall means and said pool side walls and extending between said third web edges and said bottom wall; e. whereby said slide wall means supporting said sliding surface are further reinforced against collapsing forces and are further rigidified by said webs and seat wall means.
Claim 11
Dependent Claim 15 words
The non-collapsible slide structure of claim 1 in which a. said channel means are parallel.
Claim 12
Dependent Claim 76 words
A children''s pool and slide structure, comprising a. a seamless water retaining tub structure having a bottom wall and upstanding side walls; b. a hollow slide structure formed integrally with said tub structure and having uppermost portions projecting above the upper edges of said side walls, said projecting portion thereby being elevated with respect to said side walls; and c. independent support means engaging and supporting said slide structure at least at said elevated portions thereof.
Claim 13
Dependent Claim 76 words
A children''s pool and slide structure, comprising a. a seamless water retaining tub structure having a bottom wall and upstanding side walls; b. a hollow slide structure formed integrally with said tub structure and having uppermost portions projecting above the upper edges of said side walls, said projecting portion thereby being elevated with respect to said side walls; and c. independent support means engaging and supporting said slide structure at least at said elevated portions thereof.
Claim 14
Dependent Claim 291 words
A non-collapsible children''s safety slide comprising. a. a seamless, hollow plastic shell member; b. a truss structure reinforcing said hollow shell and supportingly engaging inner and outer surfaces thereof; c. said shell member including a sloping sliding surface; the side edges of which are defined by inverted channels of arcuate cross section, a horizontal platform joining the upper edge of said sliding surface, and generally vertical slide wall means connected to said sliding surface and platform side edges; d. said shell defining two openings at the upper ends of said channel means; e. shell wall means connected to the rear edge portions of said platform and extending between said vertical slide wall means; f. a pair of elongated tubular first rails whIch nest in said channels and thereby engagingly support the internal surfaces of said shell, said rails extending through said openings and above and beyond said sliding surface; g. leg rails extending from the plane of the bottom of said sliding surface to and joining with said first rails at points above said sliding surface; h. said leg rails engaging said shell wall means; i. means fastening said leg rails to said shell wall means, said leg rails thereby supportingly engaging external surfaces of said shell member; j. at least one crossbar means extending between said first rails and through said shell member and adapted to provide internal support for said shell member; k. pool forming means including a bottom wall and side wall means are formed integrally with said sliding surface and said shell member with the water retaining surfaces of said pool forming means being contiguous with outer surfaces of said shell and the outer surfaces of said pool being contiguous with the inner surfaces of said shell.
Claim 15
Dependent Claim 291 words
A non-collapsible children''s safety slide comprising. a. a seamless, hollow plastic shell member; b. a truss structure reinforcing said hollow shell and supportingly engaging inner and outer surfaces thereof; c. said shell member including a sloping sliding surface; the side edges of which are defined by inverted channels of arcuate cross section, a horizontal platform joining the upper edge of said sliding surface, and generally vertical slide wall means connected to said sliding surface and platform side edges; d. said shell defining two openings at the upper ends of said channel means; e. shell wall means connected to the rear edge portions of said platform and extending between said vertical slide wall means; f. a pair of elongated tubular first rails whIch nest in said channels and thereby engagingly support the internal surfaces of said shell, said rails extending through said openings and above and beyond said sliding surface; g. leg rails extending from the plane of the bottom of said sliding surface to and joining with said first rails at points above said sliding surface; h. said leg rails engaging said shell wall means; i. means fastening said leg rails to said shell wall means, said leg rails thereby supportingly engaging external surfaces of said shell member; j. at least one crossbar means extending between said first rails and through said shell member and adapted to provide internal support for said shell member; k. pool forming means including a bottom wall and side wall means are formed integrally with said sliding surface and said shell member with the water retaining surfaces of said pool forming means being contiguous with outer surfaces of said shell and the outer surfaces of said pool being contiguous with the inner surfaces of said shell.

References Cited (Backward Citations)

US1648196A Cited
US3210077A Cited
US3497877A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1975-05-30 1975-11-29 1976-05-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-05-30 1979-11-29 1980-05-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-05-30 1983-11-29 1984-05-30 $7700.00 Window Closed / Lapsed

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