Patent US3563525A successfully refreshed from Google Patents.
US3563525A
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Fender
Assignee: SEIBU GOMU KAGUKU KK
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Filing: 1968-11-19
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Granted: 1971-02-16
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Expires: 1988-11-19
Abstract
Abstract The present invention relates to a fender which consists of a pair of supports and a buffer and is applicable to a quay-wall or a dock, said fender comprising at least a pair of similar supports with elasticity, said pair of similar supports being either connected at the middle parts thereof or formed by two elastic members, each being composed of a flat top and a pair of supports, said two elastic members being combined at the flat tops, and opposite supports in series on both sides being connected to be substantially finished into a pair of supports connected at the middle parts.
Inventors
- 👤 Jiro Narabu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:16
CPC Classifications
E; E02; E02B; E02B3/00; E02B3/20; E02B3/26; Y; Y02; Y02A; Y02A30/00; Y02A30/30
Claims Analysis
Total Claims: 9
Claim 1
Independent Claim
61 words
A dock fender comprising a hollow member of a resilient material, having a pair of opposite spaced apart supports, a buffer member at one end of said supports and a fixture at the other end of said supports, a bridging member connecting and extending between the medial portions of said supports for preventing the buckling of said supports when under pressure.
Claim 2
Dependent Claim
61 words
A dock fender comprising a hollow member of a resilient material, having a pair of opposite spaced apart supports, a buffer member at one end of said supports and a fixture at the other end of said supports, a bridging member connecting and extending between the medial portions of said supports for preventing the buckling of said supports when under pressure.
Claim 3
Dependent Claim
55 words
A dock fender as claimed in claim 1 wherein said hollow member supports each consists of a pair of supports positioned end to end, said bridging member consists of a pair of members each connecting opposite ones of the pair of supports of said hollow member supports and means connecting said pair of bridging members.
Claim 4
Dependent Claim
23 words
A dock fender as claimed in claim 1 wherein a metal plate is embedded in said bridging member and extends between said supports.
Claim 5
Dependent Claim
18 words
A dock fender as claimed in claim 1 wherein a plastic cloth is embedded in said bridging member.
Claim 6
Dependent Claim
17 words
A dock fender as claimed in claim 1 including a fending member attached to said buffer member.
Claim 7
Dependent Claim
53 words
A dock fender comprising hollow member including a pair of hollow bodies each of a trapezoidal cross-sectional configuration and positioned end to end, a pair of metal plates each in one of said hollow bodies and bolts extending through said hollow body ends and connected to said plates retaining said hollow bodies together.
Claim 8
Dependent Claim
53 words
A dock fender comprising hollow member including a pair of hollow bodies each of a trapezoidal cross-sectional configuration and positioned end to end, a pair of metal plates each in one of said hollow bodies and bolts extending through said hollow body ends and connected to said plates retaining said hollow bodies together.
Claim 9
Dependent Claim
57 words
A dock fender as claimed in claim 6 wherein said metal plates are each embedded in one of said hollow body ends, a second pair of metal plates are positioned between said hollow body ends, means connects each of said first plate to one of said second plates and means connects said second pair of plates together.
References Cited (Backward Citations)
US3216593A
Cited
US3418816A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-02-15 | 1974-08-17 | 1975-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-15 | 1978-08-17 | 1979-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-15 | 1982-08-17 | 1983-02-16 | $7700.00 | Window Closed / Lapsed |