Patent US2679468A successfully refreshed from Google Patents.
US2679468A
Expired / Lapsed
US
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Bonded metal-to-metal lap joints and method of making the same
Assignee: Chance Vought Aircraft Inc
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Filing: 1950-09-23
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Granted: 1954-05-25
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Expires: 1970-09-23
Abstract
No abstract record available.
Inventors
- 👤 Wayland A Pitman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:09
CPC Classifications
B; B32; B32B; B32B15/00; B32B15/04; B32B15/08; F; F16; F16B; F16B11/00; F16B11/006; Y; Y10; Y10S; Y10S238/00; Y10S238/01; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1056; Y10T428/00; Y10T428/12; Y10T428/12229; Y10T428/12271; Y10T428/12347; Y10T428/12361; Y10T428/19; Y10T428/24; Y10T428/24273; Y10T428/24322; Y10T428/24331
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
75 words
A METHOD OF MAKING A BONDED LAP JOINT BETWEEN THE OVERLAPPING EDGES OF TWO PIECES OF METAL COMPRISING THE STEPS OF PERFORATING THE END PORTION OF EACH PIECE OF METAL, COATING THE OVERLAPPING PORTIONS THEREOF WITH ADHESIVE, ASSEMBLING THE COATED METAL PIECES IN OVERLAPPING RELATIONSHIP WHEREBY THE PERFORATED PORTION OF ONE PIECE EXTENDS BEYOND THE PERFORATED PORTION OF THE OTHER PIECE AND FORCIBLY MAINTAINING SAID METAL PIECES IN ASSEMBLED POSITION UNTIL SAID ADHESIVE HAS SET.
Claim 2
Dependent Claim
142 words
IN A LAP JOINT FORMING A LOAD-TRANSMITTING CONNECTION BETWEEN TWO METAL PLATES, THE OVERLAPPING ENDS OF EACH OF SAID PLATES HAVING A PERFORATED PORTION ADJACENT THE END THEREOF, A FIRST UNPERFORATED PORTION EXTENDING FROM SAID PERFORATED PORTION AND SECOND UNPERFORATED PORTION EXTENDING FROM SAID FIRST UNPERFORATED PORTION, SAID PERFORATED PORTIONS OF EACH PLATE OVERLAPPING THE SECOND UNPERFORATED POTION OF THE OTHER PLATE AND SAID FIRST UNPERFORATED PORTION OF EACH PLATE OVERLAPPING THE FIRST UPERFORATED PORTION OF THE OTHER PLATE, SAID PERFORATED PORTION OF EACH PLATE COMPRISING SPACED ROWS PARALLEL TO SAID END OF SAID PLATE OF SPACED PERFORATIONS, THE PERFORATIONS OF EACH ROW BEING PROGRESSIVELY SMALLER IN AREA THAN THE PERFORATIONS OF THE NEXT ADJACENT ROW NEAR SAID END OF SAID PLATE AND STAGGERED WITH RESPECT TO THE PERFORATIONS OF THE ADJACENT ROWS, AND A LAYER OF ADHESIVE BONDING SAID OVERLAPPING ENDS.
References Cited (Backward Citations)
US1303027A
Cited
US1219151A
Cited
US1377671A
Cited
FR664251A
Cited
US1859468A
Cited
US2182169A
Cited
US2207240A
Cited
US2344722A
Cited
US2427229A
Cited
US2415881A
Cited
US2452739A
Cited
US2460181A
Cited
US2540252A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-24 | 1957-11-23 | 1958-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-24 | 1961-11-23 | 1962-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-24 | 1965-11-23 | 1966-05-25 | $7700.00 | Window Closed / Lapsed |