Assa Abloy Entrance Systems Ab

Sven Asbo

Ingemar Palsson

Erik Backman

A revolving door assembly is disclosed. The assembly comprises a central column and at least one door panel connected to the central column and rotatably arranged around a central axis (X). The central column comprises a support structure and a drive unit including a motor an oscillating gear arranged to rotate said at least one door panel around said central axis (X). The support structure comprises a non-rotating member extending through the gear and is arranged to be mounted to a bottom restriction of an opening in which the revolving door assembly is to be installed. The central column comprises at least one bearing arranged to rotatably support said at least one door panel. The motor and the bearing are mounted to the support structure. Also disclosed is a driving base unit for a revolving door assembly.

Revolving door assembly comprising support structure

The present invention relates to the field of sliding door systems. The invention relates to a wheel carriage) for a sliding door resting in sliding track (), comprising wheel connection means () adapted to removably connect a wheel shaft () at two connection points () positioned on each side of a wheel (). The invention also relates to a method for exchanging the wheels () of a wheel carriage (), by lowering a door panel and replacing the wheels (), while the wheel carriage () is resting in the sliding track ().

Wheel carriage

The present invention relates to the field of sliding door systems. The invention relates to a second wheel holder () enabling using a flexible number of wheels in a wheel carriage () for a sliding door resting in sliding track (). The second wheel holder () comprises one attachment means () adapted to be removably attached to the first wheel connection means () and at least two second wheel connection means () each adapted to connect one wheel (). The invention also relates to a method for exchanging the wheels () and of a wheel carriage (), by lowering a door panel and replacing the wheels, by removing the second wheel holder (), while the wheel carriage () is resting in the sliding track ().

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Allerum, Sweden

Sven Asbo