Patent US4347635A successfully refreshed from Google Patents.
US4347635A
Expired / Lapsed
US
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Stretcher and litter combination
Assignee: EISENHAUER Manufacturing Co
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Filing: 1980-01-30
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Granted: 1982-09-07
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Expires: 2000-01-30
Abstract
Abstract A stretcher and litter combination, including a buoyant raft-like structure adapted for use as a rescue or recovery litter, and a buoyant stretcher. The litter has pontoons on either side of an elongated body section. The stretcher is in the form of an elongated board releasably secured to the body section of the litter.
Inventors
- 👤 Leigh E. Eisenhauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 02:02
CPC Classifications
A; A47; A47C; A47C1/00; A47C1/14; A47C1/143; A61; A61G; A61G1/00; B; B63; B63B; B63B5/00; B63B5/24; B63C; B63C9/00; B63C9/02; B63C9/04; A61G1/007
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
188 words
In combination, a rescue litter and stretcher, said stretcher having an elongated body section adapted to support a person in reclined position thereon, said litter being floatable and having an elongated body section adapted to receive and support said stretcher, and means for releasably securing said stretcher upon the body section of said litter, said securing means including rails on said litter along opposite sides of said stretcher, and a plurality of transverse straps a first of which releasably secures said stretcher to one of said rails and a second of which releasably secures said stretcher to the other of said rails, said stretcher having a plurality of hand holes in said body section spaced from one another along each side thereof with the holes along one side of said body section being respectively laterally opposed to the holes along the opposite side thereof to provide pairs of laterally opposed holes, said first strap extending through one pair of laterally opposed holes and looped over said one of said rails and said second strap extending through another pair of laterally opposed holes and looped over said other rail.
Claim 2
Dependent Claim
188 words
In combination, a rescue litter and stretcher, said stretcher having an elongated body section adapted to support a person in reclined position thereon, said litter being floatable and having an elongated body section adapted to receive and support said stretcher, and means for releasably securing said stretcher upon the body section of said litter, said securing means including rails on said litter along opposite sides of said stretcher, and a plurality of transverse straps a first of which releasably secures said stretcher to one of said rails and a second of which releasably secures said stretcher to the other of said rails, said stretcher having a plurality of hand holes in said body section spaced from one another along each side thereof with the holes along one side of said body section being respectively laterally opposed to the holes along the opposite side thereof to provide pairs of laterally opposed holes, said first strap extending through one pair of laterally opposed holes and looped over said one of said rails and said second strap extending through another pair of laterally opposed holes and looped over said other rail.
Claim 3
Dependent Claim
65 words
The combination defined in claim 1, wherein said stretcher has ribs on the underside of the body section thereof to support said stretcher on the body section of said litter with the body section of said stretcher elevated with respect to the body section of said litter so that said hand holes are readily accessible to lift said stretcher or to extend said straps therethrough.
Claim 4
Dependent Claim
55 words
The combination defined in claim 2, wherein said stretcher comprises an elongated board composed of upper and lower surface portions, one such portion including Acrylonitrile-Butadiene-Styrene material formed as a laminate of which the core is foamed and the opposite surfaces are substrate layers, and the other portion being formed of a relatively rigid plastic material.
Claim 5
Dependent Claim
18 words
The combination defined in claim 3, wherein said one portion has nylon skin laminates covering said substrate layers.
Claim 6
Dependent Claim
15 words
The combination defined in claim 4, wherein said relatively rigid plastic material is fiberglass reinforced.
Claim 7
Dependent Claim
47 words
The combination defined in claim 2, wherein said litter is formed of a relatively rigid plastic material having a tough shock and water resistant covering, said covering including Acrylonitrile-Butadiene-Styrene material formed as a laminate of which the core is foamed and the opposite surfaces are substrate layers.
Claim 8
Dependent Claim
14 words
The combination defined in claim 6, wherein nylon skin laminates cover said substrate layers.
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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) | 1985-09-06 | 1986-03-08 | 1986-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-09-06 | 1990-03-08 | 1990-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-09-06 | 1994-03-08 | 1994-09-07 | $7700.00 | Window Closed / Lapsed |