Patent US3875623A successfully refreshed from Google Patents.
US3875623A
Expired / Lapsed
US
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Fabric joints
Assignee: GOUROCK ROPEWORK CO Ltd
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Filing: 1972-11-21
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Granted: 1975-04-08
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Expires: 1992-11-21
Abstract
Abstract A joint for joining two sheets of fabric incorporates a stiff rib formed with two parallel passageways and a slot providing lateral access to each passageway. Each sheet of fabric has one boundary edge enlarged in the form of a bead integral with the sheet. Each sheet is attached to the rib by engagement of the bead on the edge of the respective passageway, the sheet extending into the rib through the respective slot.
Inventors
- 👤 James Houston Johnston
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:37
CPC Classifications
A; A41; A41F; A41F1/00; Y; Y10; Y10T; Y10T24/00; Y10T24/34; Y10T24/45; Y10T24/45005; Y10T24/45089
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
In a fabric joint incorporating adjoining aligned ribs of nonresilient material each formed with two parallel aligned passageways and two lateral continuous slots each providing lateral access to a respective passageway and two sheets of fabric each having one boundary edge enlarged by formation of an integral bead thereon, the beads on each sheet being located within a respective passageway and the portion of the sheet extending back from the bead passing through the slot, said adjoining ribs being cut-away at adjacent ends so that each rib presents a cut-away portion having a cut face parallel with the plane containing the axes of passageways, the cut faces facing in opposite directions with respect to the plane containing the axes of the passageways.
Claim 2
Dependent Claim
122 words
In a fabric joint incorporating adjoining aligned ribs of nonresilient material each formed with two parallel aligned passageways and two lateral continuous slots each providing lateral access to a respective passageway and two sheets of fabric each having one boundary edge enlarged by formation of an integral bead thereon, the beads on each sheet being located within a respective passageway and the portion of the sheet extending back from the bead passing through the slot, said adjoining ribs being cut-away at adjacent ends so that each rib presents a cut-away portion having a cut face parallel with the plane containing the axes of passageways, the cut faces facing in opposite directions with respect to the plane containing the axes of the passageways.
References Cited (Backward Citations)
US1029930A
Cited
US782803A
Cited
US2109517A
Cited
US2122441A
Cited
US2122442A
Cited
US2388297A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1978-04-07 | 1978-10-07 | 1979-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-04-07 | 1982-10-07 | 1983-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-04-07 | 1986-10-07 | 1987-04-08 | $7700.00 | Window Closed / Lapsed |