| 摘要 |
A two-way mounting mode air pump is constructed to include a housing affixed to an inflatable object, a battery case mounted in the housing, the battery case having a female coupling device and power output contacts in the female coupling device, and a motor pump selectively mounted in the housing in either of two directions to selectively pump air into or out of the inflatable object, the motor pump having a male coupling device for coupling to the female coupling device and power input contacts in the male coupling device for contacting the power output contacts.
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