Patent ID: 8915508
Filing Date: 2014-12-23
Classification: B60G,F16F,G01M,G01S

Abstract:
1. An air spring comprising: a first mounting element being adapted for being mounted to a first vehicle portion, a second mounting element being adapted for being mounted to a second vehicle portion being springy movable with respect to the first vehicle portion, an air volume limited by a resilient belly having an interior space, a first edge, and a second edge, which belly with the first edge is sealed to the first mounting element and with the second edge is sealed to the second mounting edge, and an air spring height sensor comprising a height measuring signal transmitter, and a receiver, wherein the height measuring signal transmitter is adapted for transmitting a height signal, wherein the receiver is adapted for sensing the height signal transmitted by the height measuring signal transmitter, and wherein the height signal indicates a distance between the height measuring signal transmitter and the receiver, wherein the air spring height sensor is adapted for measuring a working stroke of the air spring, which working stroke corresponds to a distance between the first mounting element and the second mounting element.