Patent US4840855A successfully refreshed from Google Patents.
US4840855A
Expired / Lapsed
US
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Battery life extender
Assignee: Individual
•
Filing: 1988-03-28
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Granted: 1989-06-20
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Expires: 2008-03-28
Abstract
Abstract A battery life extender is provided and consists of a housing disposed around the battery with terminals of the battery extending through top of the housing so that battery clamps can be attached thereto and structure for stabilizing temperature of the battery within the housing during hot and cold weather conditions so as to extend operating life of the battery.
Inventors
- 👤 Michael Foti
- 👤 James Embry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:35
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/60; H01M10/61; H01M10/613; H01M10/615; H01M10/62; H01M10/625; H01M10/65; H01M10/655; H01M10/6556; H01M10/656; H01M10/6561; H01M10/6563; H01M10/657; H01M10/6571; H01M10/658; H01M10/66; H01M10/663; H01M50/00; H01M50/20; H01M50/233; H01M50/24; H01M50/271; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
103 words
A battery life extender which comprises: (a) a housing disposed around the battery with terminals of the battery extending through top of said housing so that battery clamps can be attached thereto, said housing having an access opening in the top thereof; (b) means for stabilizing temperature of the battery within said housing during hot and cold weather conditions so as to extend operating life of the battery; and (c) a removable cover sized to fit over said access opening in the top of said housing so that the battery can be serviced without having to remove said housing or any part thereof.
Claim 2
Dependent Claim
103 words
A battery life extender which comprises: (a) a housing disposed around the battery with terminals of the battery extending through top of said housing so that battery clamps can be attached thereto, said housing having an access opening in the top thereof; (b) means for stabilizing temperature of the battery within said housing during hot and cold weather conditions so as to extend operating life of the battery; and (c) a removable cover sized to fit over said access opening in the top of said housing so that the battery can be serviced without having to remove said housing or any part thereof.
Claim 3
Dependent Claim
29 words
A battery life extender as recited in claim 1, further including a ZIPPER disposed around said housing near top thereof for allowing insertion of the battery within said housing.
Claim 4
Dependent Claim
19 words
A battery life extender as recited in claim 1, wherein said ZIPPER is fabricated out of durable non-corrosive material.
Claim 5
Dependent Claim
19 words
A battery life extender as recited in claim 3, wherein said housing is fabricated out of durable insulating material.
Claim 6
Dependent Claim
60 words
A battery life extender as recited in claim 4, wherein said temperature stabilizing means includes: (a) an air inlet conduit connected through said housing for supplying cool air during hot weather conditions and for supplying warm air during cold weather conditions; and (b) said housing having a plurality of air outlet vents for allowing the air to exit said housing.
Claim 7
Dependent Claim
36 words
A battery life extender as recited in claim 5, wherein said air inlet conduit is located at one side of said housing while said air outlet vents are each located around one of the battery terminals.
Claim 8
Dependent Claim
35 words
A battery life extender as recited in claim 5, wherein said air inlet conduit is located at the top of said housing while said air outlet vents are located at one side of said housing.
Claim 9
Dependent Claim
48 words
A battery life extender as recited in claim 7, wherein said housing further includes: (a) an outer wall layer of waterproof material; (b) an inner wall layer of waterproof material; and (c) a center wall layer of thick insulated material for protecting the battery from ambient air thereabout.
Claim 10
Dependent Claim
37 words
A battery life extender as recited in claim 8, further comprising an inner sturdy casing having air outlet vents placed between said housing and the battery to act as a stiffener and additional barrier for the battery.
Claim 11
Dependent Claim
34 words
A battery life extender as recited in claim 9, further comprising an electric heating coil formed within said housing to act as an additional temperature stabilizer for the battery during the cold weather conditions.
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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) | 1992-06-19 | 1992-12-19 | 1993-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-06-19 | 1996-12-19 | 1997-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-06-19 | 2000-12-19 | 2001-06-20 | $7700.00 | Window Closed / Lapsed |