Patent US3147545A successfully refreshed from Google Patents.
US3147545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Metal fabrication
Assignee: Olin Corp
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Filing: 1962-08-24
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Granted: 1964-09-08
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Expires: 1982-08-24
Abstract
No abstract record available.
Inventors
- 👤 Emery I Valyi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:23
CPC Classifications
B; B21; B21D; B21D53/00; B21D53/02; B21D53/04; B21D53/045; F; F23; F23D; F23D11/00; F23D11/36; F23D11/44; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935; Y10T29/49366; Y10T29/49369; Y10T29/49371; Y10T29/49805; Y10T29/4981; Y10T29/49812
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
194 words
A METHOD OF MAKING A HOLLOW STRUCTURE COMPRISING APPLYING AN ELONGATED BAND OF STOP-WELD MATERIAL TO A SURFACE OF A METAL SHEET WITH THE LATERAL SIDES OF SAID BAND BEING SPACED FROM A CORRESPONDING PAIR OF LATERAL EDGES OF SAID SHEET, BENDING SAID SURFACE IN THE AREA THEREOF COVERED BY SAID BAND TO FORM A TROUGH DEFINED BY AN ELONGATED BULGE PROTRUDING OUT OF THE OPPOSITE SURFACE OF SAID SHEET WITH SAID TROUGH BEING DISPOSED IN SAID AREA TO COEXTEND WITH AND IN SPACED RELATIONSHIP WITH SAID SIDES WHEREBY LATERAL MARGINAL PORTIONS OF SAID BAND REMAIN IN THE ORIGINAL PLANE OF SAID SHEET, BRINGING ADJACENT LATERAL SURFACES OF SAID TROUGH TOGETHER INTO SUBSTANTIALLY ABUTTING RELATIONSHIP TO CONVERT SAID BULGE INTO A FOLD, SUPERIMPOSING A FLAT SHEET-LIKE BODY ON THE FIRST SAID SURFACE TO SANDWICH THEREBETWEEN THE SAID MARGINAL PORTIONS OF SAID BAND, FORMING A UNITARY STRUCTURE BY BONDING SAID BODY TO SAID SHEET IN THE ADJACENT AREAS THEREBETWEEN NOT SEPARATED BY SAID MATERIAL, AND DISTENDING THE UNWELDED PORTIONS OF SAID SHEET DEFINED BY SAID MATERIAL BY SEPARATION OF THE UNJOINED ADJACENT SURFACES TO FORM FLUID CHANNELS EXTENDING WITHIN SAID UNITARY STRUCTURE ADJACENT SAID BODY.
Claim 2
Independent Claim
194 words
A METHOD OF MAKING A HOLLOW STRUCTURE COMPRISING APPLYING AN ELONGATED BAND OF STOP-WELD MATERIAL TO A SURFACE OF A METAL SHEET WITH THE LATERAL SIDES OF SAID BAND BEING SPACED FROM A CORRESPONDING PAIR OF LATERAL EDGES OF SAID SHEET, BENDING SAID SURFACE IN THE AREA THEREOF COVERED BY SAID BAND TO FORM A TROUGH DEFINED BY AN ELONGATED BULGE PROTRUDING OUT OF THE OPPOSITE SURFACE OF SAID SHEET WITH SAID TROUGH BEING DISPOSED IN SAID AREA TO COEXTEND WITH AND IN SPACED RELATIONSHIP WITH SAID SIDES WHEREBY LATERAL MARGINAL PORTIONS OF SAID BAND REMAIN IN THE ORIGINAL PLANE OF SAID SHEET, BRINGING ADJACENT LATERAL SURFACES OF SAID TROUGH TOGETHER INTO SUBSTANTIALLY ABUTTING RELATIONSHIP TO CONVERT SAID BULGE INTO A FOLD, SUPERIMPOSING A FLAT SHEET-LIKE BODY ON THE FIRST SAID SURFACE TO SANDWICH THEREBETWEEN THE SAID MARGINAL PORTIONS OF SAID BAND, FORMING A UNITARY STRUCTURE BY BONDING SAID BODY TO SAID SHEET IN THE ADJACENT AREAS THEREBETWEEN NOT SEPARATED BY SAID MATERIAL, AND DISTENDING THE UNWELDED PORTIONS OF SAID SHEET DEFINED BY SAID MATERIAL BY SEPARATION OF THE UNJOINED ADJACENT SURFACES TO FORM FLUID CHANNELS EXTENDING WITHIN SAID UNITARY STRUCTURE ADJACENT SAID BODY.
References Cited (Backward Citations)
US2690002A
Cited
US2887146A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-09-08 | 1968-03-09 | 1968-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-09-08 | 1972-03-09 | 1972-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-09-08 | 1976-03-09 | 1976-09-08 | $7700.00 | Window Closed / Lapsed |