Patent US3125824A successfully refreshed from Google Patents.
Patent US3198155A successfully refreshed from Google Patents.
US3198155A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of interconnecting two sheets of deformable material
Assignee: Individual
•
Filing: 1964-03-02
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Granted: 1965-08-03
•
Expires: 1984-03-02
Abstract
No abstract record available.
Inventors
- 👤 Ermal C Fraze
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:06
CPC Classifications
B; B21; B21D; B21D51/00; B21D51/16; B21D51/38; B21D51/383; B21D39/00; B21D39/03; B21D39/031; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/49938; Y10T29/49943
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
A METHOD OF INTERCONNECTING TWO SHEETS OF DEFORMABLE MATERIAL, INCLUDING THE STEPS OF: FORMING TWO HOLLOW RIVETS WITH TRANSVERSE END WALLS IN THE TWO SHEETS RESPECTIVELY WITH ONE HOLLOW RIVET DIMENSIONED TO TELESCOPE INTO THE OTHER; TELESCOPING THE TWO HOLLOW RIVETS TOGETHER WITH THE TWO TRANSVERSE END WALLS OF THE RIVETS CLOSE TOGETHER; TELSCOPING A FIRST DIE MEMBER INTO THE TELESCOPED HOLLOW RIVETS TO CONTACT THE INNER OF THE TWO TRANSVERSE END WALLS; AND WITHOUT SUBJECTING THE TUBULAR WALLS OF THE TELESCOPED HOLLOW RIVETS TO AXIAL COMPRESSION, PLACING A SECOND DIE MEMBER AGAINST THE OUTER TRANSVERSE END WALL TO COOPERATE WITH THE FIRST DIE MEMBER TO SQUEEZE THE TWO TRANSVERSE END WALLS SIMULTANEOUSLY ACROSS THEIR THICKNESS TO REDUCE THE WALL THICKNESSES AND EXTRUDE THE METAL OF THE TWO TRANSVERSE END WALLS RADIALLY TO EXPAND THE TWO HOLLOW RIVETS RADIALLY ADJACENT THE TWO TRNSVERSE END WALLS THEREBY TO POSITIVELY MECHANICALLY INTERLOCK THE TWO HOLLOW RIVETS.
Claim 2
Independent Claim
154 words
A METHOD OF INTERCONNECTING TWO SHEETS OF DEFORMABLE MATERIAL, INCLUDING THE STEPS OF: FORMING TWO HOLLOW RIVETS WITH TRANSVERSE END WALLS IN THE TWO SHEETS RESPECTIVELY WITH ONE HOLLOW RIVET DIMENSIONED TO TELESCOPE INTO THE OTHER; TELESCOPING THE TWO HOLLOW RIVETS TOGETHER WITH THE TWO TRANSVERSE END WALLS OF THE RIVETS CLOSE TOGETHER; TELSCOPING A FIRST DIE MEMBER INTO THE TELESCOPED HOLLOW RIVETS TO CONTACT THE INNER OF THE TWO TRANSVERSE END WALLS; AND WITHOUT SUBJECTING THE TUBULAR WALLS OF THE TELESCOPED HOLLOW RIVETS TO AXIAL COMPRESSION, PLACING A SECOND DIE MEMBER AGAINST THE OUTER TRANSVERSE END WALL TO COOPERATE WITH THE FIRST DIE MEMBER TO SQUEEZE THE TWO TRANSVERSE END WALLS SIMULTANEOUSLY ACROSS THEIR THICKNESS TO REDUCE THE WALL THICKNESSES AND EXTRUDE THE METAL OF THE TWO TRANSVERSE END WALLS RADIALLY TO EXPAND THE TWO HOLLOW RIVETS RADIALLY ADJACENT THE TWO TRNSVERSE END WALLS THEREBY TO POSITIVELY MECHANICALLY INTERLOCK THE TWO HOLLOW RIVETS.
References Cited (Backward Citations)
US140881A
Cited
GB190423178A
Cited
US1553146A
Cited
US1679467A
Cited
US1772983A
Cited
US1990718A
Cited
US2107428A
Cited
US2122557A
Cited
US2160374A
Cited
US2992857A
Cited
US3151766A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-08-02 | 1969-02-01 | 1969-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-08-02 | 1973-02-01 | 1973-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-08-02 | 1977-02-01 | 1977-08-03 | $7700.00 | Window Closed / Lapsed |