US2667526A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making nickel-cadmium batteries
Assignee: Individual
•
Filing: 1951-08-29
•
Granted: 1954-01-26
•
Expires: 1971-08-29
Abstract
No abstract record available.
Inventors
- 👤 Max J Stumbock
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 20:32
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/24; H01M10/30; H01M50/00; H01M50/50; H01M50/531; H01M50/534; H01M50/536; H01M50/54; Y; Y02; Y02E; Y02E60/00; Y02E60/10; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49108
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
127 words
THE METHOD OF ASSEMBLING A NICKEL-CADMIUM STORAGE BATTERY OF THE SINTERED PLATE TYPE COMPRISING THERMALLY DECOMPOSING CARBONYL NICKEL INTO CARBONYL NICKEL POWDER, SINTERING SAID CARBONYL NICKEL POWDER INTO HIGHLY POROUS PLATES, IMPREGNATING SAID PLATES WITH AN OXIDE TAKEN FROM THE GROUP CONSISTING OF NIO AND CDO, WELDING A METALLIC HEADPIECE MEMBER ONTO SAID PLATES, INTERPERSING SEPARATOR PLATE MEMBERS BETWEEN SAID IMPREGNATED PLATES, ASSEMBLING ALL OF SAID PLATES INTO A A COMPOSITE UNIT, INSETING SAID COMPOSITE PLATE UNIT INTO A METALLIC BATTERY CAN AND WELDING A METALLIC CAN COVER INCLUDING BATTERY TERMINAL POST STUDS ONTO SAID BATTERY CAN; SAID WELDING STEPS BEING PERFORMED WHILE KEEPING SAID PLATES AT A TEMPERATURE NOT EXCEEDING 200* F. BY SUBMERGING THEM IN A COOLANT MEDIUM WHOSE TEMPERATURE DOES NOT EXCEED 100* F.
Claim 2
Independent Claim
127 words
THE METHOD OF ASSEMBLING A NICKEL-CADMIUM STORAGE BATTERY OF THE SINTERED PLATE TYPE COMPRISING THERMALLY DECOMPOSING CARBONYL NICKEL INTO CARBONYL NICKEL POWDER, SINTERING SAID CARBONYL NICKEL POWDER INTO HIGHLY POROUS PLATES, IMPREGNATING SAID PLATES WITH AN OXIDE TAKEN FROM THE GROUP CONSISTING OF NIO AND CDO, WELDING A METALLIC HEADPIECE MEMBER ONTO SAID PLATES, INTERPERSING SEPARATOR PLATE MEMBERS BETWEEN SAID IMPREGNATED PLATES, ASSEMBLING ALL OF SAID PLATES INTO A A COMPOSITE UNIT, INSETING SAID COMPOSITE PLATE UNIT INTO A METALLIC BATTERY CAN AND WELDING A METALLIC CAN COVER INCLUDING BATTERY TERMINAL POST STUDS ONTO SAID BATTERY CAN; SAID WELDING STEPS BEING PERFORMED WHILE KEEPING SAID PLATES AT A TEMPERATURE NOT EXCEEDING 200* F. BY SUBMERGING THEM IN A COOLANT MEDIUM WHOSE TEMPERATURE DOES NOT EXCEED 100* F.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-01-25 | 1957-07-27 | 1958-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-01-25 | 1961-07-27 | 1962-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-01-25 | 1965-07-27 | 1966-01-26 | $7700.00 | Window Closed / Lapsed |