Battery module, method for its operation, and its use
First Claim
1. A battery module containing a plurality of battery cells electrically connected to one another in series or in parallel, two contact surfaces (14a, 14b) for tapping off a module voltage of the battery module (10), and with at least one bolted joint device (22) for fixing a component (12) of the battery module (10), characterized in that the at least one bolted joint device (22) has a sensor (26) for determining a preload force applied to the bolted joint device (22).
1 Assignment
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Accused Products
Abstract
A battery module containing a plurality of battery cells electrically connected to one another in series or in parallel, two contact surfaces (14a, 14b) for the purposes of tapping off a module voltage of the battery module (10) and at least one bolted joint device (22) for the purposes of fixing a component (12), in particular a current-conducting component, of the battery module (10), wherein the at least one bolted joint device (22) is provided with a sensor (26) for the purposes of determining a preload force applied to the bolted joint device (22).
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Citations
18 Claims
- 1. A battery module containing a plurality of battery cells electrically connected to one another in series or in parallel, two contact surfaces (14a, 14b) for tapping off a module voltage of the battery module (10), and with at least one bolted joint device (22) for fixing a component (12) of the battery module (10), characterized in that the at least one bolted joint device (22) has a sensor (26) for determining a preload force applied to the bolted joint device (22).
Specification