Battery Electrolyte Level Monitor
First Claim
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1. A device for monitoring the electrolyte level of a battery having multiple cells, comprising:
- a) a housing;
b) a probe for insertion into a cell of said battery;
b) circuitry for monitoring said electrolyte level, said circuitry being electrically connected to said probe;
c) said circuitry including a circuit allowing said device to be powered by the total voltage of said battery;
d) said circuitry including a circuit making the device insensitive to the polarity of an input voltage; and
e) two electrical connectors for connection to the battery, said connectors being electrically connected to said circuitry.
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Abstract
Improvements to industrial battery monitoring devices include improved circuitry to make the device polarity insensitive and to allow it to operate over a wide range of battery voltages.
18 Citations
20 Claims
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1. A device for monitoring the electrolyte level of a battery having multiple cells, comprising:
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a) a housing; b) a probe for insertion into a cell of said battery; b) circuitry for monitoring said electrolyte level, said circuitry being electrically connected to said probe; c) said circuitry including a circuit allowing said device to be powered by the total voltage of said battery; d) said circuitry including a circuit making the device insensitive to the polarity of an input voltage; and e) two electrical connectors for connection to the battery, said connectors being electrically connected to said circuitry. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A device for monitoring the electrolyte level of a battery having multiple cells, comprising:
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a) a housing; b) a probe for insertion into a cell of said battery; b) circuitry for monitoring said electrolyte level, said circuitry being electrically connected to said probe; c) said circuitry including a circuit allowing said device to be powered by the total voltage of said battery; and d) two electrical connectors for connection to the battery, said connectors being electrically connected to said circuitry. - View Dependent Claims (8, 17, 19)
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9. A device for monitoring the electrolyte level of a battery having multiple cells, comprising:
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a) a housing; b) a probe for insertion into a cell of said battery; b) circuitry for monitoring said electrolyte level, said circuitry being electrically connected to said probe; c) said circuitry including a circuit making the device insensitive to the polarity of an input voltage to said device; and d) two electrical connectors for connection to the battery, said connectors being electrically connected to said circuitry. - View Dependent Claims (10, 18)
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11. A battery, comprising:
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a) multiple battery cells connected electrically in series; b) a positive battery terminal connected to said cells; c) a negative battery terminal connected to said cells; and d) a monitoring device for monitoring the battery, said device comprising; i. first and second connectors, one of said connectors electrically connected to said positive battery terminal, the other of said connectors electrically connected to said negative battery terminal; ii. circuitry for monitoring said battery, said circuitry being electrically connected to said first and second connectors to receive power from said battery; iii. said circuitry including a circuit allowing said device to be powered by the total voltage of said battery; iv. said circuitry including a circuit making the device insensitive to the polarity of an input voltage. - View Dependent Claims (12, 13, 14, 15, 16, 20)
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Specification