Patent US4815301A successfully refreshed from Google Patents.
US4815301A
Expired / Lapsed
US
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Portable ice skating rink
Assignee: Individual
•
Filing: 1988-09-19
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Granted: 1989-03-28
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Expires: 2008-09-19
Abstract
Abstract A portable ice skating rink comprising a liner having end portions capable of being raised to an essentially rectangular position in relation to the liner and at least the end portions being inflatable, and rink blocks having a main body containing a cavity capable of receiving the end portions of the liner through a slotted opening, and when inflated the end portions pressing against the sides of the cavity thus forming a watertight seal, and means for interconnecting the rink blocks.
Inventors
- 👤 Edith Deloughery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:23
CPC Classifications
A; A63; A63C; A63C19/00; A63C19/10; E; E01; E01C; E01C13/00; E01C13/10; E01C13/102
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
81 words
A portable ice skating rink comprising a liner having end portions capable of being raised to an essentially rectangular position in relation to the liner and at least the end portions being inflatable, and rink blocks having a main body containing a cavity capable of receiving the end portions of the liner through a slotted opening, and when inflated the end portions pressing against the sides of the cavity thus forming a watertight seal, and means for interconnecting the rink blocks.
Claim 2
Dependent Claim
81 words
A portable ice skating rink comprising a liner having end portions capable of being raised to an essentially rectangular position in relation to the liner and at least the end portions being inflatable, and rink blocks having a main body containing a cavity capable of receiving the end portions of the liner through a slotted opening, and when inflated the end portions pressing against the sides of the cavity thus forming a watertight seal, and means for interconnecting the rink blocks.
Claim 3
Dependent Claim
25 words
The skating rink of claim 1 wherein the interconnecting means are tongue-and-groove type, overlapping hook-and-groove type, or separate insert sections connected by a bridge section.
Claim 4
Dependent Claim
19 words
The skating rink of claim 1 wherein the liner includes drainage means and the rink block includes a spillway.
Claim 5
Dependent Claim
12 words
The skating rink of claim 1 wherein the whole liner in inflatable.
Claim 6
Dependent Claim
13 words
The skating rink of claim 1 wherein the rink block includes illumination means.
Claim 7
Dependent Claim
16 words
The skating rink of claim 3 wherein the rink block is equipped with means for sitting.
Claim 8
Dependent Claim
71 words
A method for forming an ice skating ring comprising providing a portable ice skating rink of claim 1, spreading the rink liner, raising the edge portions thereof, sliding non-inflated edge portions into cavities of rink blocks through slotted openings, interconnect rink blocks, inflate edge portions of liner until a watertight seal is formed within the rink block cavities, and fill skating rink with water to an appropriate level and let freeze.
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) | 1992-03-27 | 1992-09-26 | 1993-03-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-03-27 | 1996-09-26 | 1997-03-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-03-27 | 2000-09-26 | 2001-03-28 | $7700.00 | Window Closed / Lapsed |