About 31 results
https://drivepatents.com/patents/966377 · 10 Dec 2014
An unsintered positive electrode for an alkaline accumulator, comprising: - a current-conducting metal support with a thickness less than or equal to 150 microns and - a paste comprising an electrochemically active material based on nickel hydroxide and a ...
https://drivepatents.com/patents/969888 · 17 Sep 2014
An electrochemical cell including an electrode assembly including a winding core, a first electrode, a second electrode, and a separator, the first electrode, the second electrode, and the separator being wound around the winding core, a current collector ...
https://drivepatents.com/patents/974900 · 14 May 2014
The system has a switch (3) i.e. transistor, and an inductor (4) arranged so that a charging current of a capacitor (2) circulating between a battery (1) and the capacitor pass through the switch and the inductor. The inductor limits the current. The switc...
https://drivepatents.com/patents/975174 · 7 May 2014
The invention relates to an electrochemical cell of the alkaline electrolyte type comprising an alkaline electrolyte (24), an electrochemical bundle, a positive terminal (30) and a negative terminal (28). [0002] The electrochemical bundle comprises at leas...
https://drivepatents.com/patents/979875 · 8 Jan 2014
An electrode comprising a current collector containing aluminum, having a three dimensional porous structure in which: - certain pores are open; the average diameter of the open pores being greater than or equal to 50 µm and less than or equal to 250 µm;...
https://drivepatents.com/patents/982424 · 30 Oct 2013
The system has an inverter (6), and multiple associations (21, 22) of batteries (1, 2) in series with bidirectional choppers (3, 4) connected in parallel to a same input of the inverter. The bidirectional choppers are associated with the batteries intended...
https://drivepatents.com/patents/982839 · 23 Oct 2013
The system (24) has a printed circuit board (30) including a central portion (32) delimited by a circumference facing a sealing cap (3c), and a peripheral portion (34) connected to the central portion by a hinge (40) intended to flex during movement of the...
https://drivepatents.com/patents/984106 · 4 Sep 2013
The method involves measuring voltage of an electrochemical element (E11). Adjusted charge state of the element is determined when value determined from a calibration relationship of voltage as a function of charge state is assigned to the adjusted state a...
https://drivepatents.com/patents/984794 · 26 Jun 2013
The method involves analyzing a portion of a response spectrum of an electrochemical element (1) to application of an electromagnetic wave in a frequency, so as to determine an indicator of a value of a state parameter of the element, where the frequency r...
https://drivepatents.com/patents/984890 · 5 Jun 2013
The method involves calculating a difference between lowest and highest voltages. Electrical energy discharge or transfer devices connected across terminals of a branch (Ba) including an electrochemical cell (E1a) with the lowest voltage are activated if t...