← Back to Patent Explorer
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
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

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)

US2455136A Cited
US2785352A Cited
US3040415A Cited
US3145448A Cited
US3221386A Cited

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

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag