US3422519A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lineup clamp for pipe
Assignee: Individual
•
Filing: 1966-08-31
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Granted: 1969-01-21
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Expires: 1986-08-31
Abstract
No abstract record available.
Inventors
- 👤 Barry F Fehlman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:48
CPC Classifications
B; B23; B23K; B23K37/00; B23K37/04; B23K37/053; B23K37/0533; B23K37/0538; Y; Y10; Y10T; Y10T29/00; Y10T29/53; Y10T29/53978
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
144 words
AN ABUTTING PIPE LINEUP CLAMP COMPRISING FIRST AND SECOND HINGEABLY CONNECTED ARCUATE PORTIONS EACH COMPRISING PARALLEL ARCUATE MEMBERS SUPPORTED BY LONGITUDINAL CROSSBARS, AND A PLURALITY OF LONGITUDINAL ROLLERS SUPPORTED BY SAID PIPE WHEN SAID ARCUATE PORTIONS ARE CIRCUMFERENTIALLY CLAMPED ABOUT SAID PIPE JOINT, A SEMI-CIRCULAR SEGMENT ACROSS SAID MEMBERS AT THE UNHINGED END OF SAID FIRST SEGMENT AND FACING OUTWARD THEREFROM, A SLEEVE ACROSS SAID MEMBERS AT THE UNHINGED END OF SAID SECOND SEGMENT AND INCLUDING A ROTATABLE SHAFT THEREIN, A HANDLE ATTACHED TO SAID SHAFT, A U-SHAPED YOKE ELEMENT, THE FREE ENDS OF WHICH ARE PIVOTALLY ATTACHED TO THE ENDS OF SAID SLEEVE OFFCENTER THEREFROM, THE BIGHT PORTION OF SAID ELEMENT ADAPTABLE TO BE RECEIVED OVER AND INTO SAID SEMICIRCULAR SEGMENT WHEREBY ROTATIVE MOVEMENT OF SAID HANDLE WILL CAUSE SAID ARCUATE PORTIONS TO CLAMP ABOUT SAID PIPE JOINT AND ALIGN SAME FOR WELDING.
Claim 2
Dependent Claim
144 words
AN ABUTTING PIPE LINEUP CLAMP COMPRISING FIRST AND SECOND HINGEABLY CONNECTED ARCUATE PORTIONS EACH COMPRISING PARALLEL ARCUATE MEMBERS SUPPORTED BY LONGITUDINAL CROSSBARS, AND A PLURALITY OF LONGITUDINAL ROLLERS SUPPORTED BY SAID PIPE WHEN SAID ARCUATE PORTIONS ARE CIRCUMFERENTIALLY CLAMPED ABOUT SAID PIPE JOINT, A SEMI-CIRCULAR SEGMENT ACROSS SAID MEMBERS AT THE UNHINGED END OF SAID FIRST SEGMENT AND FACING OUTWARD THEREFROM, A SLEEVE ACROSS SAID MEMBERS AT THE UNHINGED END OF SAID SECOND SEGMENT AND INCLUDING A ROTATABLE SHAFT THEREIN, A HANDLE ATTACHED TO SAID SHAFT, A U-SHAPED YOKE ELEMENT, THE FREE ENDS OF WHICH ARE PIVOTALLY ATTACHED TO THE ENDS OF SAID SLEEVE OFFCENTER THEREFROM, THE BIGHT PORTION OF SAID ELEMENT ADAPTABLE TO BE RECEIVED OVER AND INTO SAID SEMICIRCULAR SEGMENT WHEREBY ROTATIVE MOVEMENT OF SAID HANDLE WILL CAUSE SAID ARCUATE PORTIONS TO CLAMP ABOUT SAID PIPE JOINT AND ALIGN SAME FOR WELDING.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-21 | 1972-07-22 | 1973-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-21 | 1976-07-22 | 1977-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-21 | 1980-07-22 | 1981-01-21 | $7700.00 | Window Closed / Lapsed |