27-04-2017 дата публикации
Номер: KR101731186B1
Принадлежит:
NAM, YOUNG HO
The present invention relates to a vacuum pump for a vehicle having an increased pulsation absorption space on a fluid passage, comprising: a motor module; a housing; a pump discharge hole having a pump inlet to suck air and a pump outlet to discharge the sucked air, and combined with the other side of the housing. Since the pump module includes a rotor, a cam ring, and upper and lower plates receiving the rotor and a vane to be combined with the cam ring, the rotor, and the upper and lower plates are combined with the housing by a pump fastening bolt including a bolt. The cam ring includes an inner wall formed inside a radial direction to be in contact with the end part of the vane and an outer wall extended from the inner wall in the radial direction to form an appearance. The outer appearance of the lower plate combined with the outer wall and a housing side is sunk towards the inner wall in a region except a region combined with the pump fastening bolt, so a sunk region having a discontinuous ...
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