| 摘要 |
There is provided a liquid pump in which pulsation can be properly absorbed even if the pump is driven at a high frequency. A pulsation absorbing unit 14 for absorbing pulsation includes a pulsation absorbing housing 44 disposed on a pump housing member, a second diaphragm 48 attached to the pulsation absorbing housing member and defining a pulsation absorbing chamber 46 communicating with a liquid outlet passage 32 of a liquid pump unit, and a disc spring 50 for biasing the second diaphragm toward the pulsation absorbing chamber. Selected Figure; Fig.1
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