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Charlotte Stonestreet
Managing Editor |
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Safe and accurate torque transmission
08 December 2025
SAFE AND accurate torque transmission is essential for precision drives used in, for example, cross cutters. This is ensured by the use of steel bellows couplings with force-fitted shaft-hub connection.

The metal bellows couplings of the KXL series from JAKOB Antriebstechnik are designed for medium and large drives up to a maximum of 65,000Nm. A particular design feature is the three-piece design with a flexible bellows package as an intermediate piece. This removable intermediate piece, consisting of an optimised, torsionally stiff stainless steel bellows with two bellows shafts per side and a variable length intermediate pipe, is frictionally connected (screws ISO 4017 / 10.9) with the two hubs. Several hub variants are available.
The KXL couplings are particularly suitable for precise drives, such as for printing presses, cross cutters, main spindle drives, transfer axes or transmission connections. A media transport or a parallel drive train through the coupling interior is possible. The connection to the shafts can be done either as a conical clamping ring hub or as a flange hub.

















