Patent US3300798A successfully refreshed from Google Patents.
US3300798A
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Blind sealing rivet and method of making the same
Assignee: Textron Industries Inc
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Filing: 1964-03-10
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Granted: 1967-01-31
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Expires: 1984-03-10
Abstract
No abstract record available.
Inventors
- 👤 York Bill Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:59
CPC Classifications
F; F16; F16B; F16B19/00; F16B19/04; F16B19/08; F16B19/10; F16B19/1027; F16B19/1036; F16B19/1045; F16B19/1054; B; B21; B21K; B21K1/00; B21K1/58; B21K1/60; F16B19/008; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/49917; Y10T29/4992; Y10T29/49925; Y10T29/49934; Y10T29/49938; Y10T29/4994; Y10T29/49943; Y10T29/49972
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
117 words
IN A METHOD OF MAKING A BLIND SEALING RIVET, THE STEPS OF (A) FORMING A BLANK TUBULAR RIVET WITH AN ENLARGED RECESS IN ITS TAIL OPEN AT ITS TAIL END AND FORMED WITH A SHOULDER AT ITS INNER END (B) INSERTING A PULLING STEM FOR SETTING THE RIVET ENTIRELY THROUGH SAID TUBULAR RIVET BLANK (C) PROVIDING A FORMER ON THE TAIL END OF THE PULLING STEM BEARING AGAINST THE SHOULDER OF SAID ENLARGED RECESS FOR COMPACTING AND EXPANDING THE MATERIAL OF SAID TUBULAR BLANK BEYOND SAID SHOULDER WHEN SAID STEM IS PULLED THEREBY TO SET THE RIVET AND (D) SEALING THE TAIL END OF THE RECESS SO AS TO CONFINE SAID FORMER COMPLETELY SURROUNDED IN SAID RECESS.
Claim 2
Dependent Claim
117 words
IN A METHOD OF MAKING A BLIND SEALING RIVET, THE STEPS OF (A) FORMING A BLANK TUBULAR RIVET WITH AN ENLARGED RECESS IN ITS TAIL OPEN AT ITS TAIL END AND FORMED WITH A SHOULDER AT ITS INNER END (B) INSERTING A PULLING STEM FOR SETTING THE RIVET ENTIRELY THROUGH SAID TUBULAR RIVET BLANK (C) PROVIDING A FORMER ON THE TAIL END OF THE PULLING STEM BEARING AGAINST THE SHOULDER OF SAID ENLARGED RECESS FOR COMPACTING AND EXPANDING THE MATERIAL OF SAID TUBULAR BLANK BEYOND SAID SHOULDER WHEN SAID STEM IS PULLED THEREBY TO SET THE RIVET AND (D) SEALING THE TAIL END OF THE RECESS SO AS TO CONFINE SAID FORMER COMPLETELY SURROUNDED IN SAID RECESS.
References Cited (Backward Citations)
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Cited
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US2054629A
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US3136204A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-30 | 1970-08-01 | 1971-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-30 | 1974-08-01 | 1975-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-30 | 1978-08-01 | 1979-01-31 | $7700.00 | Window Closed / Lapsed |