US5346759A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Decking structure
Assignee: Duramax Marine LLC
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Filing: 1992-05-26
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Granted: 1994-09-13
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Expires: 2012-05-26
Abstract
Abstract A decking structure 30 includes a bottom layer 16 of UHMWP, an elastomeric layer 18 disposed on the bottom layer, an intermediate UHMWP layer 22 disposed on the elastomeric layer, and a top UHMWP layer 24 abrasive particles and having a pattern 32 provided therein by increasing the traction thereof. A pattern of cavities is provided in the elastomeric layer 18 and the bottom layer 16 for improving the shock absorption capabilities of the decking structure 30.
Inventors
- 👤 Robert J. Will
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:29
CPC Classifications
B; B63; B63B; B63B3/00; B63B3/14; B63B3/48; B63B5/00; B63B5/24; F; F16; F16F; F16F1/00; F16F1/36; F16F1/373; F16F1/377; F16F9/00; F16F9/30; F16F9/306; Y; Y10; Y10S; Y10S428/00; Y10S428/92; Y10S428/921; Y10T; Y10T428/00; Y10T428/25; Y10T428/252; Y10T428/256; Y10T428/257; Y10T428/31504; Y10T428/31855; Y10T428/31909; Y10T428/31913; Y10T428/31917; Y10T428/31931
Claims Analysis
Total Claims: 19
Claim 1
Independent Claim
47 words
A decking apparatus comprising: a top layer of a first composition comprised of ultra high molecular weight polyethylene (UHMWP) and abrasive particles, said top layer having a top side and a bottom side, wherein a pattern is provided in said top side for improving the traction thereof.
Claim 2
Dependent Claim
47 words
A decking apparatus comprising: a top layer of a first composition comprised of ultra high molecular weight polyethylene (UHMWP) and abrasive particles, said top layer having a top side and a bottom side, wherein a pattern is provided in said top side for improving the traction thereof.
Claim 3
Dependent Claim
37 words
A decking apparatus in accordance with claim 1, further comprising: an elastomeric layer of elastomeric material having a first side and a second side, said first side being disposed beneath said bottom side of said top layer.
Claim 4
Dependent Claim
27 words
A decking apparatus according to claim 2, further comprising: a bottom layer of a second composition of UHMWP disposed beneath said second side of said elastomeric layer.
Claim 5
Dependent Claim
25 words
A decking apparatus according to claim 3, wherein said bottom layer has a pattern of cavities provided therein for enhancing the shock absorption capabilities thereof.
Claim 6
Dependent Claim
25 words
A decking apparatus according to claim 2, wherein said elastomeric layer has a pattern of cavities provided therein for enhancing the shock absorption capabilities thereof.
Claim 7
Dependent Claim
28 words
A decking apparatus according to claim 2, wherein said elastomeric layer is comprised of a plurality of elastomeric pieces arranged in a predetermined pattern to provide voided areas.
Claim 8
Dependent Claim
21 words
A decking apparatus according to claim 3, wherein said first and second compositions are comprised of UHMWP and a fire retardant.
Claim 9
Dependent Claim
20 words
A decking apparatus according to claim 3, wherein said first and second compositions are comprised of UHMWP and carbon black.
Claim 10
Dependent Claim
18 words
A decking apparatus according to claim 3, wherein said second composition is comprised of UHMWP and fiberglass particles.
Claim 11
Dependent Claim
23 words
A decking apparatus according to claim 1, further comprising a layer of abrasive particles disposed on said top side of said top layer.
Claim 12
Dependent Claim
16 words
A decking apparatus according to claim 1, wherein said abrasive particles are comprised of aluminum oxide.
Claim 13
Dependent Claim
59 words
A decking apparatus according to claim 1, wherein said top layer is comprised of: a first layer of a third UHMWP composition comprised of UHMWP, fiberglass particles, carbon black, and a fire retardant; and, a second layer disposed on said first layer of a fourth UHMWP composition comprised of UHMWP, aluminum oxide particles, carbon black and a fire retardant.
Claim 14
Dependent Claim
55 words
A decking apparatus according to claim 12 wherein said third UHMWP composition is comprised of by weight, on the order of 64% UHMWP, 18% fiberglass particles, and 18% fire retardant and, said fourth UHMWP composition is comprised of by weight, on the order of 46% UHMWP, 12% fire retardant particles, and 42% aluminum oxide particles.
Claim 15
Dependent Claim
30 words
A decking apparatus according to claim 1, wherein said top layer is comprised of by weight, on the order of 46% UHMWP, 12% fire retardant, and 42% aluminum oxide particles.
Claim 16
Dependent Claim
89 words
A decking apparatus comprising: a bottom layer of a first composition comprised of ultra high molecular weight polyethylene (UHMWP) having a first pattern of cavities provided therein for enhancing the shock absorption capabilities thereof; an elastomeric layer of elastomeric material disposed on said bottom layer and having a second pattern of cavities provided therein for enhancing the shock absorption capabilities thereof; and, a top layer of a second composition comprised of UHMWP and abrasive particles, said top layer having a third pattern provided therein for improving the traction thereof.
Claim 17
Dependent Claim
89 words
A decking apparatus comprising: a bottom layer of a first composition comprised of ultra high molecular weight polyethylene (UHMWP) having a first pattern of cavities provided therein for enhancing the shock absorption capabilities thereof; an elastomeric layer of elastomeric material disposed on said bottom layer and having a second pattern of cavities provided therein for enhancing the shock absorption capabilities thereof; and, a top layer of a second composition comprised of UHMWP and abrasive particles, said top layer having a third pattern provided therein for improving the traction thereof.
Claim 18
Dependent Claim
16 words
A decking apparatus according to claim 15, wherein said abrasive particles are comprised of aluminum oxide.
Claim 19
Dependent Claim
30 words
A decking apparatus according to claim 15, wherein said top layer is comprised of by weight, on the order of 46% UHMWP, 12% fire retardant, and 42% aluminum oxide particles.
References Cited (Backward Citations)
US4596734A
Cited
US4679517A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1997-09-12 | 1998-03-14 | 1998-09-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2001-09-12 | 2002-03-14 | 2002-09-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2005-09-12 | 2006-03-14 | 2006-09-13 | $7700.00 | Window Closed / Lapsed |