Patent US5146150A successfully refreshed from Google Patents.
US5146150A
Expired / Lapsed
US
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Safe battery cell interconnects
Assignee: Motorola Solutions Inc
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Filing: 1990-08-06
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Granted: 1992-09-08
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Expires: 2010-08-06
Abstract
Abstract A battery (50) comprises a plurality of interconnected cells (56) each cell having a positive (60) and negative terminal (62) and a plurality of resistive fusible material (58) serving as interlinks interspersed between unlike terminals of the cells (56) in the plurality of interconnected cells.
Inventors
- 👤 Russell E. Gyenes
- 👤 Raymond J. Kleinert, III
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 08:20
CPC Classifications
H; H01; H01M; H01M10/00; H01M10/42; H01M10/44; H01M10/441; H01M50/00; H01M50/50; H01M50/572; H01M50/574; H01M50/581; H02; H02J; H02J7/00; H02J7/50; H02J7/60; H02J7/62; H02J7/65; H01M50/583; Y; Y02; Y02E; Y02E60/00; Y02E60/10
Claims Analysis
Total Claims: 14
Claim 1
Independent Claim
78 words
A battery comprising: a plurality of interconnected cells, each cell having a positive and negative terminal; and a plurality of resistive fusible links directly connected between the positive and negative terminals of said plurality of interconnected cells for providing interlinking current limiting, and current interrupting between cells; a diode coupled to one of said positive terminal of said plurality of interconnected cells; and a thermistor coupled to one of said negative terminal of said plurality of interconnected cells.
Claim 2
Dependent Claim
78 words
A battery comprising: a plurality of interconnected cells, each cell having a positive and negative terminal; and a plurality of resistive fusible links directly connected between the positive and negative terminals of said plurality of interconnected cells for providing interlinking current limiting, and current interrupting between cells; a diode coupled to one of said positive terminal of said plurality of interconnected cells; and a thermistor coupled to one of said negative terminal of said plurality of interconnected cells.
Claim 3
Dependent Claim
15 words
The battery of claim 1, wherein said plurality of interconnected cells are coupled in series.
Claim 4
Dependent Claim
13 words
The battery of claim 1, wherein said resistive fusible links comprise nichrome tabs.
Claim 5
Dependent Claim
22 words
The battery of claim 1, wherein the battery further comprise a positive temperature coefficient device coupled to said plurality of interconnected cells.
Claim 6
Dependent Claim
23 words
The battery of claim 1, wherein the resistive fusible links between unlike terminals of each of said cells in said plurality of cells.
Claim 7
Dependent Claim
69 words
A safety battery having a positive and a negative terminal, a polyswitch and a plurality of cells in series coupled to said polyswitch, comprising: a resistive fusible link coupled between each cell in said plurality of cells for providing a current limiter and a fuse; a diode coupled to said positive terminal of said safety battery circuit; a thermistor coupled to said negative terminal of said safety battery circuit.
Claim 8
Dependent Claim
69 words
A safety battery having a positive and a negative terminal, a polyswitch and a plurality of cells in series coupled to said polyswitch, comprising: a resistive fusible link coupled between each cell in said plurality of cells for providing a current limiter and a fuse; a diode coupled to said positive terminal of said safety battery circuit; a thermistor coupled to said negative terminal of said safety battery circuit.
Claim 9
Dependent Claim
18 words
The safety battery circuit of claim 6, wherein said resistive fusible material between each cell comprise nichrome tabs.
Claim 10
Dependent Claim
77 words
A safety battery circuit for use in a portable radio, comprising: a plurality of cells, each having a positive and negative terminal; a plurality of resistive fusible link for directly connecting unlike terminals among said cells in said plurality of cells; a positive temperature coefficient device coupled to a positive terminal of the plurality of cells; a diode coupled to said positive temperature coefficient device. a thermistor coupled to a negative terminal of the plurality of cells.
Claim 11
Dependent Claim
77 words
A safety battery circuit for use in a portable radio, comprising: a plurality of cells, each having a positive and negative terminal; a plurality of resistive fusible link for directly connecting unlike terminals among said cells in said plurality of cells; a positive temperature coefficient device coupled to a positive terminal of the plurality of cells; a diode coupled to said positive temperature coefficient device. a thermistor coupled to a negative terminal of the plurality of cells.
Claim 12
Dependent Claim
21 words
The battery circuit of claim 8, wherein the resistively fusible links are interspersed among said cells in said plurality of cells.
Claim 13
Dependent Claim
22 words
The battery circuit of claim 8, wherein the resistively fusible links are coupled between every other cell in said plurality of cells.
Claim 14
Dependent Claim
21 words
The battery circuit of claim 8, wherein the resistively fusible links are coupled between each cell in said plurality of cells.
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) | 1995-09-08 | 1996-03-09 | 1996-09-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-09-08 | 2000-03-09 | 2000-09-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-09-08 | 2004-03-09 | 2004-09-08 | $7700.00 | Window Closed / Lapsed |