US3288976A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for welding wires on condenser coils
Assignee: Individual
•
Filing: 1965-02-16
•
Granted: 1966-11-29
•
Expires: 1985-02-16
Abstract
No abstract record available.
Inventors
- 👤 Sandret Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:28
CPC Classifications
F; F25; F25B; F25B39/00; F25B39/04; B; B21; B21D; B21D53/00; B21D53/02; B21D53/08; B21D53/085; B23; B23K; B23K11/00; B23K11/002; B23K11/008; B23K2101/00; B23K2101/04; B23K2101/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
113 words
APPARATUS FOR WELDING A SERIES OF WIRES ON AT LEAST ONE SIDE OF A FLAT CONDENSER COIL ALONG PARALLEL LINES SPACED BY PREDETERMINED UNIFORM INTERVALS, THE COIL HAVING A PLURALITY OF PARALLEL STRAIGHT INTERCONNECTED LEGS AND THE WIRES BEING PERPENDICULAR TO SAID STRAIGHT LEGS, COMPRISING MEANS FOR FEEDING WIRES ONE BY ONE TO AT LEAST ONE SIDE OF THE COIL, WELDING MEANS FOR SUCCESSIVELY WELDING SAID WIRES TO THE COIL, AND RECIPROCATING CONVEYOR MEANS ENGAGEABLE WITH THE IMMEDIATELY PREVIOUSLY WELDED WIRE TO MOVE SAID COIL IN ITS PLANE A DISTANCE EQUAL TO SAID PREDETERMINED INTERVAL, SAID FEEDING MEANS FEEDING WIRES SIMULTANEOUSLY TO OPPOSITE SIDES OF SAID COIL IN OPPOSED RELATION TO EACH OTHER.
Claim 2
Dependent Claim
113 words
APPARATUS FOR WELDING A SERIES OF WIRES ON AT LEAST ONE SIDE OF A FLAT CONDENSER COIL ALONG PARALLEL LINES SPACED BY PREDETERMINED UNIFORM INTERVALS, THE COIL HAVING A PLURALITY OF PARALLEL STRAIGHT INTERCONNECTED LEGS AND THE WIRES BEING PERPENDICULAR TO SAID STRAIGHT LEGS, COMPRISING MEANS FOR FEEDING WIRES ONE BY ONE TO AT LEAST ONE SIDE OF THE COIL, WELDING MEANS FOR SUCCESSIVELY WELDING SAID WIRES TO THE COIL, AND RECIPROCATING CONVEYOR MEANS ENGAGEABLE WITH THE IMMEDIATELY PREVIOUSLY WELDED WIRE TO MOVE SAID COIL IN ITS PLANE A DISTANCE EQUAL TO SAID PREDETERMINED INTERVAL, SAID FEEDING MEANS FEEDING WIRES SIMULTANEOUSLY TO OPPOSITE SIDES OF SAID COIL IN OPPOSED RELATION TO EACH OTHER.
References Cited (Backward Citations)
US1961991A
Cited
US2422829A
Cited
US2477894A
Cited
US2810817A
Cited
US3065328A
Cited
US3019326A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-11-28 | 1970-05-30 | 1970-11-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-28 | 1974-05-30 | 1974-11-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-28 | 1978-05-30 | 1978-11-29 | $7700.00 | Window Closed / Lapsed |