US2802256A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric condensers
Assignee: Siemens and Halske AG
•
Filing: 1950-10-20
•
Granted: 1957-08-13
•
Expires: 1970-10-20
Abstract
No abstract record available.
Inventors
- 👤 Dauner Karl
- 👤 Heywang Hermann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:41
CPC Classifications
H; H01; H01G; H01G4/00; H01G4/002; H01G4/018; H01G4/20; Y; Y10; Y10T; Y10T29/00; Y10T29/43; Y10T29/435
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
204 words
A PROCESS OF MAKING WRAPPED ELECTRICAL CAPACITORS COMPRISING THE FOLLOWING STEPS, NAMELY, TAKING A METALLIC CARRIER MEMBER, FORMING ON THE SURFACE OF EACH SIDE OF SAID CARRIER MEMBER AN INSULATING FILM, THEREAFTER MOVING SAID CARRIER MEMBER WITH SAID INSULATING FILMS THEREON THROUGH A LIQUID WITH THE EDGES OF SAID CARRIER MEMBER AT ANY TWO OPPOSITE POINTS ALONG SAID EDGES ALWAYS EQUALLY SPACED FROM THE SURFACE OF SAID LIQUID, SAID LIQUID BEING ADAPTED TO DISSOLVE SAID METALLIC ACRRIER MEMBER SO AS TO REMOVE PORTIONS OF SAID MEMBER SIMULTANEOUSLY ALONG BOTH EDGES THEREOF FOR THE PURPOSE OF DISPOSING SAID EDGES MARGINALLY WITHIN SAID INSULATING FILMS AND AT UNIFORM DEPTH WITH RESPECT TO THE CORRESPONDING EDGES OF SAID INSULATING FILMS, SAID INSULATING FILMS FORMING MARGINAL INSULATING PORTIONS EXTENDING BEYOND THE CORRESPONDING EDGES OF SAID METALLIC CARRIER MEMBER, FIRMLY UNITING SAID MARGINALLY LATERALLY EXTENDING PORTIONS OF SAID INSULATING FILMS, APPLYING A METALLIC COATING TO THE SURFACES OF SAID UNITED INSULATING FILMS LEAVING A GAP APPROXIMATELY MIDWAY OF SAID CARRIER MEMBER ALONG WHICH THE INSULATING FILMS THEREON ARE EXPOSED, WRAPPING THE RESULTING FOIL ABOUT ITSELF TO FORM A PACKAGE, AND APPLYING TO EACH END FACE OF SAID PACKAGE TERMINAL MEANS WHICH IS RESPECTIVELY INTIMATELY CONNECTED WITH SAID METALLIC COATINGS.
Claim 2
Dependent Claim
204 words
A PROCESS OF MAKING WRAPPED ELECTRICAL CAPACITORS COMPRISING THE FOLLOWING STEPS, NAMELY, TAKING A METALLIC CARRIER MEMBER, FORMING ON THE SURFACE OF EACH SIDE OF SAID CARRIER MEMBER AN INSULATING FILM, THEREAFTER MOVING SAID CARRIER MEMBER WITH SAID INSULATING FILMS THEREON THROUGH A LIQUID WITH THE EDGES OF SAID CARRIER MEMBER AT ANY TWO OPPOSITE POINTS ALONG SAID EDGES ALWAYS EQUALLY SPACED FROM THE SURFACE OF SAID LIQUID, SAID LIQUID BEING ADAPTED TO DISSOLVE SAID METALLIC ACRRIER MEMBER SO AS TO REMOVE PORTIONS OF SAID MEMBER SIMULTANEOUSLY ALONG BOTH EDGES THEREOF FOR THE PURPOSE OF DISPOSING SAID EDGES MARGINALLY WITHIN SAID INSULATING FILMS AND AT UNIFORM DEPTH WITH RESPECT TO THE CORRESPONDING EDGES OF SAID INSULATING FILMS, SAID INSULATING FILMS FORMING MARGINAL INSULATING PORTIONS EXTENDING BEYOND THE CORRESPONDING EDGES OF SAID METALLIC CARRIER MEMBER, FIRMLY UNITING SAID MARGINALLY LATERALLY EXTENDING PORTIONS OF SAID INSULATING FILMS, APPLYING A METALLIC COATING TO THE SURFACES OF SAID UNITED INSULATING FILMS LEAVING A GAP APPROXIMATELY MIDWAY OF SAID CARRIER MEMBER ALONG WHICH THE INSULATING FILMS THEREON ARE EXPOSED, WRAPPING THE RESULTING FOIL ABOUT ITSELF TO FORM A PACKAGE, AND APPLYING TO EACH END FACE OF SAID PACKAGE TERMINAL MEANS WHICH IS RESPECTIVELY INTIMATELY CONNECTED WITH SAID METALLIC COATINGS.
References Cited (Backward Citations)
US1909079A
Cited
US2323020A
Cited
US2171231A
Cited
US2387759A
Cited
US2399798A
Cited
US2492166A
Cited
US2470826A
Cited
US2520173A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-08-12 | 1961-02-11 | 1961-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-08-12 | 1965-02-11 | 1965-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-08-12 | 1969-02-11 | 1969-08-13 | $7700.00 | Window Closed / Lapsed |