US3085596A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsible tubing
Assignee: Wiremold Co
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Filing: 1959-08-31
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Granted: 1963-04-16
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Expires: 1979-08-31
Abstract
No abstract record available.
Inventors
- 👤 William E Rejeski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 20:23
CPC Classifications
F; F16; F16L; F16L11/00; F16L11/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A FLEXIBLE TUBING STRUCTURE ADAPTED FOR FLEXURE INTO SHORT RADIUS ANGULAR BENDS COMPRISING A CONTINUOUS METALLIC STRIP IN HELICAL FORM HAVING EDGE AND BODY PORTIONS, THE EDGE PORTIONS BEING REVERSELY BENT AND LYING ADJACENT THE BODY PORTION, A STRIP OF FLEXIBLE MATERIAL DISPOSED AND CLAMPED BETWEEN THE ADJACENT EDGE AND BODY PORTIONS OF EACH ADJACENT CONVOLUTION OF SAID METALLIC STRIP, THE BODY PORTION OF SAID METALLIC STRIP BEING BENT PARALLEL TO SAID EDGES THROUGHOUT THE LENGTH OF SAID STRIP SUCH THAT THE DIAMETER OF ONE EDGE OF THE CONVOLUTIONS FORMED BY THE METALLIC STRIP IS GREATER THAN THE DIAMETER OF THE OPPOSITE EDGE THEREOF, THE SMALLER DIAMETER EDGE PORTION OF EACH CONVOLUTION BEING OPPOSED BY THE LARGER DIAMETER EDGE PORTION OF THE NEXT ADJACENT CONVOLUTION WHEREBY WHEN SAID TUBE IS BENT TO A MAXIMUM ANGLE OF CURVATURE THE
Claim 2
Dependent Claim
138 words
A FLEXIBLE TUBING STRUCTURE ADAPTED FOR FLEXURE INTO SHORT RADIUS ANGULAR BENDS COMPRISING A CONTINUOUS METALLIC STRIP IN HELICAL FORM HAVING EDGE AND BODY PORTIONS, THE EDGE PORTIONS BEING REVERSELY BENT AND LYING ADJACENT THE BODY PORTION, A STRIP OF FLEXIBLE MATERIAL DISPOSED AND CLAMPED BETWEEN THE ADJACENT EDGE AND BODY PORTIONS OF EACH ADJACENT CONVOLUTION OF SAID METALLIC STRIP, THE BODY PORTION OF SAID METALLIC STRIP BEING BENT PARALLEL TO SAID EDGES THROUGHOUT THE LENGTH OF SAID STRIP SUCH THAT THE DIAMETER OF ONE EDGE OF THE CONVOLUTIONS FORMED BY THE METALLIC STRIP IS GREATER THAN THE DIAMETER OF THE OPPOSITE EDGE THEREOF, THE SMALLER DIAMETER EDGE PORTION OF EACH CONVOLUTION BEING OPPOSED BY THE LARGER DIAMETER EDGE PORTION OF THE NEXT ADJACENT CONVOLUTION WHEREBY WHEN SAID TUBE IS BENT TO A MAXIMUM ANGLE OF CURVATURE THE
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |