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US 9,091,109 B2Granted
Revolving door with a drive unit arranged at a glass ceiling element
AssigneeDorma Deutschland GmbH
InventorsSven Busch, Stefan Kissler, Thomas Schmitz
Life of this patent
Estimating the term…
Abstract
A revolving door with a drive unit drivingly connected to a turnstile of the revolving door. The revolving door has at least one glass ceiling element. The drive unit is gearlessly constructed and has an electronically commutated multipole motor. The multipole motor is arranged at the glass ceiling element.
Claims13
A revolving door comprising:
- a turnstile;
- a gearless drive unit having an electronically commutated multipole motor drivingly connected to the turnstile;
- and at least one glass ceiling element, wherein the multipole motor is arranged at the glass ceiling element, and wherein connection elements are provided that directly connect a stator part of the multipole motor to the glass ceiling element.
Dependencies are inferred from the claim text.