Patent US3109215A successfully refreshed from Google Patents.
US3109215A
Expired / Lapsed
US
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Tubing clamp
Assignee: Individual
•
Filing: 1962-01-29
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Granted: 1963-11-05
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Expires: 1982-01-29
Abstract
No abstract record available.
Inventors
- 👤 Robert S Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 15:57
CPC Classifications
F; F01; F01N; F01N13/00; F01N13/18; F01N13/1805; F16; F16L; F16L25/00; F16L25/04; Y; Y10; Y10T; Y10T24/00; Y10T24/14; Y10T24/1412; Y10T24/1433; Y10T24/1435
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
163 words
AN EXTERNAL CLAMP FOR SECURING TELESCOPED METAL TUBES TOGETHER COMPRISING A ONE PIECE RING MEMBER HAVING AN INNER CIRCULAR PORTION DEFINING A CIRCLE AND ADAPTED TO ENCIRCLE AND TO BE IN ENGAGEMENT THROUGHOUT ITS INNER CIRCUMFERENCE WITH THE OUTER CIRCUMFERENCE OF THE METAL TUBES TO BE CLAMPED, ONE END OF THE RING MEMBER HAVING AN END FACE GENERALLY TANGENTIAL OF THE INNER CIRCUMFERENCE OF THE CIRCULAR PORTION, THE OTHER END OF SAID RING MEMBER EXTENDING TANGENTIALLY FROM THE CIRCULAR PORTION ADJACENT TO SAID END FACE AND HAVING A THREADED TERMINAL PORTION EXTENDING THEREBEYOND, A CLAMPING MEMBER HAVING A PAIR OF SIDE PORTIONS RIGIDLY SECURED RADIALLY OUTWARDLY OF SAID CIRCLE TO OPPOSITE SIDES OF SAID ONE END OF THE RING MEMBER AND AN ENCLOSING PORTION SLIDABLY ENCIRCLING THE OTHER END OF SAID RING MEMBER, SAID SIDE PORTIONS HAVING GENERALLY CIRCULAR SHAPED UPPER EDGES OF SLIGHTLY GREATER RADII THAN THAT OF THE INNER CIRCUMFERENCE OF SAID RING MEMBER AND LOCATED SO THAT ONLY THE RING
Claim 2
Dependent Claim
163 words
AN EXTERNAL CLAMP FOR SECURING TELESCOPED METAL TUBES TOGETHER COMPRISING A ONE PIECE RING MEMBER HAVING AN INNER CIRCULAR PORTION DEFINING A CIRCLE AND ADAPTED TO ENCIRCLE AND TO BE IN ENGAGEMENT THROUGHOUT ITS INNER CIRCUMFERENCE WITH THE OUTER CIRCUMFERENCE OF THE METAL TUBES TO BE CLAMPED, ONE END OF THE RING MEMBER HAVING AN END FACE GENERALLY TANGENTIAL OF THE INNER CIRCUMFERENCE OF THE CIRCULAR PORTION, THE OTHER END OF SAID RING MEMBER EXTENDING TANGENTIALLY FROM THE CIRCULAR PORTION ADJACENT TO SAID END FACE AND HAVING A THREADED TERMINAL PORTION EXTENDING THEREBEYOND, A CLAMPING MEMBER HAVING A PAIR OF SIDE PORTIONS RIGIDLY SECURED RADIALLY OUTWARDLY OF SAID CIRCLE TO OPPOSITE SIDES OF SAID ONE END OF THE RING MEMBER AND AN ENCLOSING PORTION SLIDABLY ENCIRCLING THE OTHER END OF SAID RING MEMBER, SAID SIDE PORTIONS HAVING GENERALLY CIRCULAR SHAPED UPPER EDGES OF SLIGHTLY GREATER RADII THAN THAT OF THE INNER CIRCUMFERENCE OF SAID RING MEMBER AND LOCATED SO THAT ONLY THE RING
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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) | 1966-11-04 | 1967-05-06 | 1967-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-11-04 | 1971-05-06 | 1971-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-11-04 | 1975-05-06 | 1975-11-05 | $7700.00 | Window Closed / Lapsed |