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US3135822A
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Ballast with push-in terminal block
Assignee: Advance Transformer Co
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Filing: 1961-10-30
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Granted: 1964-06-02
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Expires: 1981-10-30
Abstract
No abstract record available.
Inventors
- 👤 Joseph G Baran
- 👤 Czernobil Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:31
CPC Classifications
H; H01; H01F; H01F27/00; H01F27/40; H01R; H01R4/00; H01R4/28; H01R4/48; H01R4/4809; H01R4/48185; H01R4/4819; H01R4/4821; H01R9/00; H01R9/22; H01R9/24; H01R4/484; H01R4/4842; H01R4/4846; H01R4/4848; Y; Y10; Y10S; Y10S174/00; Y10S174/02
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
129 words
A BALLAST CONSTRUCTION COMPRISING A CANISTER HAVING AN OPEN TOP AND AN END WALL, A COVER MEMBER ADAPTED TO CLOSE OFF THE TOP, A TERMINAL BLOCK HAVING A BASE PRESENTED TO THE OPEN TOP, THE BLOCK BEING MOUNTED TO SAID WALL AND HAVING A PORTION EXPOSED THROUGH SAID WALL, A SPRING CONTACT MEMBER WITH A CONTACT END, DISPOSED COMPLETELY WITHIN SAID BLOCK, AN ACCESS OPENING FORMED IN SAID EXPOSED PORTION FOR RECEIVING A BARED CONDUCTOR THEREIN AND ARRANGED SO THAT THE BARED CONDUCTOR WILL BE GRIPPED BY SAID SCRAPER CONTACT END WHEN SAID CONDUCTOR IS PUSHED INTO SAID ACCESS OPENING, SAID SPRING CONTACT MEMBER HAVING A TERMINAL END EXTENDING OUT OF SAID BLOCK ON THE INTERIOR OF SAID CANISTER AND ADAPTED TO HAVE AN INTERNAL LEAD ELECTRICALLY CONNECTED THERETO.
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) | 1967-06-02 | 1967-12-02 | 1968-06-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-02 | 1971-12-02 | 1972-06-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-02 | 1975-12-02 | 1976-06-02 | $7700.00 | Window Closed / Lapsed |