US3292233A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of assembling leads to wound capacitors
Assignee: Illinois Tool Works Inc
•
Filing: 1963-10-22
•
Granted: 1966-12-20
•
Expires: 1983-10-22
Abstract
No abstract record available.
Inventors
- 👤 Jr James G Black
- 👤 Charles C Rayburn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:27
CPC Classifications
H; H01; H01G; H01G13/00; H01G13/006; Y; Y10; Y10T; Y10T29/00; Y10T29/43; Y10T29/435
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
202 words
THE METHOD OF AUTOMATICALLY ASSEMBLING LEADS TO WOUND CAPACITOR BLANKS INCLUDING THE STEPS OF DEREELING WIRES AND PRESENTING THE WIRES IN SPACED SUBSTANTIALLY PARALLEL RELATION AT AN ASSEMBLY STATION, PLACING BETWEEN THE SPACED WIRES AT SAID ASSEMBLY STATION A CAPACITOR BLANK OF CONVOLUTELY WOUND ALTERNATE LAYERS OF THERMOPLASTIC FILMS AND ELECTRODE FOILS IN WHICH THE EDGES OF SAID THERMOPLASTIC FILMS EXTEND BEYOND THE EDGES OF SAID ELECTRODE FOILS AND CONSTITUTE THE ENDS OF SAID CAPACITOR BLANK, BRINGING CURRENT CARRYING ELECTRODES INTO CONTACT WITH EACH OF SAID WIRES AT POINTS ON EACH SIDE OF SAID CAPACITOR BLANK AND CLOSELY ADJACENT THERETO, SIMULTANEOUSLY PASSING ELECTRICAL CURRENT THROUGH THE PORTIONS OF SAID WIRES BETWEEN SAID POINTS ON EACH OF SAID WIRES TO HEAT SAID PORTIONS WHILE LATERALLY MOVING THE HEATED PORTIONS TOWARD EACH OTHER, MELTING THE THERMOPLASTIC ENDS OF SAID CAPACITOR BLANK WITH SAID HEATED WIRE PORTIONS, APPLYING A FORCE TO EACH END OF SAID CAPACITOR BLANK TO REDUCE THE AXIAL LENGTH OF SAID BLANK WHILE SIMULTANEOUSLY EMBEDDING THE WIRES IN PHYSICAL AND ELECTRICAL CONTACT WITH A PLURALITY OF ELECTRODE FOILS WITHIN SAID CAPACITOR BLANK, AND SEVERING THE WIRES AT POINTS SPACED AWAY FROM THE CAPACITOR BLANK THEREBY FORMING A COMPLATED AND DISCRETE CAPACITOR UNIT.
Claim 2
Independent Claim
202 words
THE METHOD OF AUTOMATICALLY ASSEMBLING LEADS TO WOUND CAPACITOR BLANKS INCLUDING THE STEPS OF DEREELING WIRES AND PRESENTING THE WIRES IN SPACED SUBSTANTIALLY PARALLEL RELATION AT AN ASSEMBLY STATION, PLACING BETWEEN THE SPACED WIRES AT SAID ASSEMBLY STATION A CAPACITOR BLANK OF CONVOLUTELY WOUND ALTERNATE LAYERS OF THERMOPLASTIC FILMS AND ELECTRODE FOILS IN WHICH THE EDGES OF SAID THERMOPLASTIC FILMS EXTEND BEYOND THE EDGES OF SAID ELECTRODE FOILS AND CONSTITUTE THE ENDS OF SAID CAPACITOR BLANK, BRINGING CURRENT CARRYING ELECTRODES INTO CONTACT WITH EACH OF SAID WIRES AT POINTS ON EACH SIDE OF SAID CAPACITOR BLANK AND CLOSELY ADJACENT THERETO, SIMULTANEOUSLY PASSING ELECTRICAL CURRENT THROUGH THE PORTIONS OF SAID WIRES BETWEEN SAID POINTS ON EACH OF SAID WIRES TO HEAT SAID PORTIONS WHILE LATERALLY MOVING THE HEATED PORTIONS TOWARD EACH OTHER, MELTING THE THERMOPLASTIC ENDS OF SAID CAPACITOR BLANK WITH SAID HEATED WIRE PORTIONS, APPLYING A FORCE TO EACH END OF SAID CAPACITOR BLANK TO REDUCE THE AXIAL LENGTH OF SAID BLANK WHILE SIMULTANEOUSLY EMBEDDING THE WIRES IN PHYSICAL AND ELECTRICAL CONTACT WITH A PLURALITY OF ELECTRODE FOILS WITHIN SAID CAPACITOR BLANK, AND SEVERING THE WIRES AT POINTS SPACED AWAY FROM THE CAPACITOR BLANK THEREBY FORMING A COMPLATED AND DISCRETE CAPACITOR UNIT.
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) | 1969-12-19 | 1970-06-20 | 1970-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-19 | 1974-06-20 | 1974-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-19 | 1978-06-20 | 1978-12-20 | $7700.00 | Window Closed / Lapsed |