Electric-motor drive device
AssigneeRobert Bosch GmbH
InventorsDetlef Lauk, Ernst Fischer, Hansjoerg Karcher, Juergen Herp, Erik Maurer, Andreas Wiegert, Richard Hurst, Anton Waibel
Life of this patent
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Abstract
In an electric-motor drive device for auxiliary devices in motor vehicles, such as sliding roofs, window controls, windshield wipers, and the like, having a gear housing (17) and a cup-shaped motor housing (13) that is slipped with its opening edge (131) onto the gear housing (17) and fixed thereon, to reduce manufacturing costs and the requisite installation space and improve force introduction from the motor housing (13) to the gear housing (17), the motor housing (13), in its slip-on region, is roller-burnished into the gear housing (17).
Claims12
An electric-motor drive device for auxiliary devices in motor vehicles, such as sliding roofs, window controls, windshield wipers, and the like, having a metal gear housing (17) and a metal cup-shaped motor housing (13) that is slipped with an opening edge (131) onto the gear housing (17) and fixed thereon, the improvement wherein the slipped-on region of the motor housing (13) that fits over the gear housing (17), is roller-burnished into the gear housing (17), wherein the roller-burnishing is done at two points axially spaced apart from one another with two different roller-burnishing tools.
Dependencies are inferred from the claim text.