Patent ID: 6837328
Filing Date: 2005-01-04
Classification: B62K

Abstract:
1. Motorcycle frame, comprising two longitudinal support tubes, a first end of which is connected, respectively, with a steering head bearing tube, whereby at least one frame element forms a motor oil reservoir, wherein the motorcycle frame is a bridge frame, the longitudinal support tubes of the bridge frame being arranged basically symmetrically in relation to a central longitudinal plane of the motorcycle frame, and said longitudinal support tubes are connected with each other in a region between the steering head bearing tube and a second end by a front cross tube near a steering head bearing and by a rear cross tube, whereby the longitudinal support tubes and the cross tubes have a fluid connection with each other and form the motor oil reservoir, and wherein, in the longitudinal support tubes, a surge protection element, respectively, is arranged, which permit an oil flow from the front cross tube to the rear cross tube and which are closed during an oil flow in an opposite direction from the rear cross tube to the front cross tube.