US3666564A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Battery cover with integral venting system
Assignee: Motors Liquidation Co
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Filing: 1969-09-12
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Granted: 1972-05-30
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Expires: 1989-09-12
Abstract
Abstract A MULTICELL CASING IS DISCLOSED WHICH HAS A COVERING ASSEMBLY COMPRISING A COVER MEMBER, A UNITARY FILLER CAP MEMBER AND A VENTING SYSTEM FOR SEPARATING AND COLLECTING ELECTROLYTE FROM EMANATED GAS. IN THE VENTING SYSTEM DISCLOSED, EACH CELL HAS ITS OWN ELONGATED HORIZONTAL VENT CHAMBER CONTAINING SLUSH BAFFLES. EACH VENT CHAMBER IS IN FLUID COMMUNICATION WITH A LONGITUDINALLY EXTENDING HORIZONTAL MANIFOLD. THE SLUSH BAFFLES ARE IN TEGRAL WITH THE UNITARY FILLER CAP MEMBER WHICH IS FLUSHLY SEATED WITHIN THE COVERING MEMBER TO FORM AN UPPER WALL FOR THE INDIVIDUAL VENT CHAMBERS.
Inventors
- 👤 Ralph L Corbin
- 👤 Richard A Jones
- 👤 Robert G Byers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:55
CPC Classifications
H; H01; H01M; H01M50/00; H01M50/30; H01M50/308; H01M50/10; H01M50/147; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-05-30 | 1975-11-29 | 1976-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-05-30 | 1979-11-29 | 1980-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-05-30 | 1983-11-29 | 1984-05-30 | $7700.00 | Window Closed / Lapsed |