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US3286285A Expired / Lapsed US ⏱️ 0.0 years remaining

Air mattress and hammock combination

Assignee: Individual
•
Filing: 1964-11-23
•
Granted: 1966-11-22
•
Expires: 1984-11-23
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Abstract

No abstract record available.

Inventors

  • 👤 Jr James I Harvey

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-25 15:43
CPC Classifications
A; A47; A47C; A47C27/00; A47C27/08; A47C27/081; A47C17/00; A47C17/64; A47C17/66; A47C27/087

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 176 words
A STRESS-TRANSMITTING AND MINIMIZING TOP-SURFACELOADING HAMMOCK-TYPE MATTRESS STRUCTURE, COMPRISING: A LONGITUDINAL UPPER SUBSTANTIALLY HORIZONTAL PANEL MEMBER HAVING A TOP LOAD-RECEIVING SURFACE ADAPTED TO EFFECTIVELY RECEIVE AND CARRY A LOAD THEREABOVE; A LONGITUDINAL LOWER TENSION PANEL MEMBER SIMILAR TO SAID LONGITUDINAL UPPER PANEL MEMBER BUT LONGER THAN SAME AND HAVING AT OPPOSITE LONGITUDINAL ENDS THEREOF TENSION ATTACHMENT PORTIONS THEREOF COOPERABLE FOR ATTACHMENT TO TWO CORRESPONDING LONGITUDINALLY SPACED AUXILIARY, SUBSTANTIALLY HORIZONTALLY DIRECTED AND SUBSTANTIALLY PARALLEL ELEVATED END SUPPORT BAR MEMBERS, WHICH ARE SO LONGITUDINALLY SPACED WITH RESPECT TO THE LENGTH OF SAID LOWER TENSION PANEL MEMBER AS TO CAUSE IT TO LIE IN A SUBSTANTIALLY CENTRALLY DOWNWARDLY LOOPED AND CURVED CONFIGURATION CLOSELY SIMULATING A CATENARY AS SEEN IN SIDE ELEVATION, AND WHICH HOLD SAID LOWER PANEL MEMBER ELEVATED ABOVE A SUPPORT TO MAINTAIN SAID CURVED CONFIGURATION; AND STRESS-TRANSFERRING COMPRESSION MEANS EFFECTIVELY POSITIONED BETWEEN SAID UPPER PANEL MEMBER AND LOWER TENSION PANEL MEMBER AND EFFECTIVELY COMPRESSIBLY COUPLING SAID UPPER PANEL MEMBER, AND ANY LOAD EFFECTIVELY CARRIED THEREABOVE, TO SAID LOWER TENSION PANEL MEMBER BY DIRECT DOWNWARD COMPRESSIVE STRESS TRANSFER.
Claim 2
Dependent Claim 176 words
A STRESS-TRANSMITTING AND MINIMIZING TOP-SURFACELOADING HAMMOCK-TYPE MATTRESS STRUCTURE, COMPRISING: A LONGITUDINAL UPPER SUBSTANTIALLY HORIZONTAL PANEL MEMBER HAVING A TOP LOAD-RECEIVING SURFACE ADAPTED TO EFFECTIVELY RECEIVE AND CARRY A LOAD THEREABOVE; A LONGITUDINAL LOWER TENSION PANEL MEMBER SIMILAR TO SAID LONGITUDINAL UPPER PANEL MEMBER BUT LONGER THAN SAME AND HAVING AT OPPOSITE LONGITUDINAL ENDS THEREOF TENSION ATTACHMENT PORTIONS THEREOF COOPERABLE FOR ATTACHMENT TO TWO CORRESPONDING LONGITUDINALLY SPACED AUXILIARY, SUBSTANTIALLY HORIZONTALLY DIRECTED AND SUBSTANTIALLY PARALLEL ELEVATED END SUPPORT BAR MEMBERS, WHICH ARE SO LONGITUDINALLY SPACED WITH RESPECT TO THE LENGTH OF SAID LOWER TENSION PANEL MEMBER AS TO CAUSE IT TO LIE IN A SUBSTANTIALLY CENTRALLY DOWNWARDLY LOOPED AND CURVED CONFIGURATION CLOSELY SIMULATING A CATENARY AS SEEN IN SIDE ELEVATION, AND WHICH HOLD SAID LOWER PANEL MEMBER ELEVATED ABOVE A SUPPORT TO MAINTAIN SAID CURVED CONFIGURATION; AND STRESS-TRANSFERRING COMPRESSION MEANS EFFECTIVELY POSITIONED BETWEEN SAID UPPER PANEL MEMBER AND LOWER TENSION PANEL MEMBER AND EFFECTIVELY COMPRESSIBLY COUPLING SAID UPPER PANEL MEMBER, AND ANY LOAD EFFECTIVELY CARRIED THEREABOVE, TO SAID LOWER TENSION PANEL MEMBER BY DIRECT DOWNWARD COMPRESSIVE STRESS TRANSFER.

References Cited (Backward Citations)

US2542781A Cited
US2639442A Cited
US2886834A Cited
US3045257A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1969-11-21 1970-05-23 1970-11-22 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1973-11-21 1974-05-23 1974-11-22 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1977-11-21 1978-05-23 1978-11-22 $7700.00 Window Closed / Lapsed

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