Patent ID: 6374949
Filing Date: 2002-04-23
Classification: F16H,Y10T

Abstract:
A gear transmission running at least in a partial vacuum and having at least two intermeshing gears having gear shafts, the transmission comprising:means for feeding at least one of a lubricating and a cooling oil into a meshing point of the gears; bearings carrying the gear shafts and having seals, said seals adjoining the partial vacuum; a first sensor disposed in the partial vacuum and adapted to record a pressure of the partial vacuum, said first sensor activating at least one of a plurality of safety devices in response to a detected deviation of pressure from a preset pressure range, said plurality of safety devices comprising at least one from a group consisting of additional oil cooling, opening a shut-off flap and turning off a vacuum pump; a second sensor arranged in the partial vacuum and adapted to detect an oil quantity, said second sensor activating at least one of a further plurality of safety devices in response to the detected oil quantity, wherein said at least one of a further plurality of safety devices comprises draining oil via an oil drain; and a bursting disk adapted to direct oil flow for the oil drain.