US3928078A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatically activated battery assembly
Assignee: VARTA Batterie AG
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Filing: 1974-06-05
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Granted: 1975-12-23
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Expires: 1994-06-05
Abstract
Abstract Automatically activated battery assembly including a battery having a plurality of cells, an electrolyte chamber separated from the cells, venting line means and activation line means connecting the cells with the electrolyte chamber, valve means connected in the venting line means and having a vent opening, pressure gas chamber means connected by the activation line means to the electrolyte chamber, valve means connected in the activation line means and having a vent opening, an aperture member connected in the activation line means, and venting means communicating with the activation line means and adjustable for decreasing pressure in the activation line means.
Inventors
- 👤 Hans-Kurt Kothe
- 👤 Rudi Schneider
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:09
CPC Classifications
H; H01; H01M; H01M6/00; H01M6/30; H01M6/32
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
121 words
AUTOMATICALLY ACTIVATED BATTERY ASSEMBLY COMPRISING A BATTERY HAVING A PLURALITY OF CELLS, AN ELECTROLYTE CHAMBER SEPARATED FROM SAID CELLS, ELECTROLYTE ACTIVATION LINE MEANS CONNECTING SAID CELLS WITH SAID ELECTROLYTE CHAMBER, GAS VENTING LINE MEANS DISTINCT FROM SAID ELECTROLYTE ACTIVATION LINE MEANS CONNECTING SAID CELLS WITH SAID ELECTROLYTE CHAMBER, VALVE MEANS CONNECTED IN SAID GAS VENTING LINE MEANS AND HAVING A VENT OPENING, PRESSURE GAS CHAMBER MEANS CONNECTED BY AN ACTIVATION GAS LINE MEANS TO SAID ELECTROLYTE CHAMBER, VALVE MEANS CONNECTED IN SAID ACTIVATION GAS LINE MEANS AND HAVING A VENT OPENING, AN APERTURE MEMBER CONNECTED IN SAID ELECTROLYTE ACTIVATION LINE MEANS, AND ADJUSTABLE VENTING MEANS COMMUNICATING WITH SAID ACTIVATION GAS LINE MEANS FOR DECREASING PRESSURE IN SAID ACTIVATION GAS LINE MEANS.
Claim 2
Dependent Claim
121 words
AUTOMATICALLY ACTIVATED BATTERY ASSEMBLY COMPRISING A BATTERY HAVING A PLURALITY OF CELLS, AN ELECTROLYTE CHAMBER SEPARATED FROM SAID CELLS, ELECTROLYTE ACTIVATION LINE MEANS CONNECTING SAID CELLS WITH SAID ELECTROLYTE CHAMBER, GAS VENTING LINE MEANS DISTINCT FROM SAID ELECTROLYTE ACTIVATION LINE MEANS CONNECTING SAID CELLS WITH SAID ELECTROLYTE CHAMBER, VALVE MEANS CONNECTED IN SAID GAS VENTING LINE MEANS AND HAVING A VENT OPENING, PRESSURE GAS CHAMBER MEANS CONNECTED BY AN ACTIVATION GAS LINE MEANS TO SAID ELECTROLYTE CHAMBER, VALVE MEANS CONNECTED IN SAID ACTIVATION GAS LINE MEANS AND HAVING A VENT OPENING, AN APERTURE MEMBER CONNECTED IN SAID ELECTROLYTE ACTIVATION LINE MEANS, AND ADJUSTABLE VENTING MEANS COMMUNICATING WITH SAID ACTIVATION GAS LINE MEANS FOR DECREASING PRESSURE IN SAID ACTIVATION GAS LINE MEANS.
Claim 3
Dependent Claim
28 words
Automatically activated battery assembly according to claim 1 including driving gas line means connecting both of said valve means and said aperture member to said pressure gas chamber.
Claim 4
Dependent Claim
24 words
Automatically activated battery assembly according to claim 2 including a throttle member connecting said driving gas line means with said activation gas line means.
Claim 5
Dependent Claim
19 words
AutomaTically activated battery assembly according to claim 1 including an electrolyte trap connected in said gas venting line means.
Claim 6
Dependent Claim
19 words
Automatically activated battery assembly according to claim 1 wherein both of said valve means form a unitary valve structure.
Claim 7
Dependent Claim
26 words
Automatically activated battery assembly according to claim 1 wherein said adjustable venting means is located at said electrolyte chamber connected to said activation gas line means.
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) | 1978-12-22 | 1979-06-23 | 1979-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-12-22 | 1983-06-23 | 1983-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-12-22 | 1987-06-23 | 1987-12-23 | $7700.00 | Window Closed / Lapsed |