| 摘要 |
Disclosed herein is a device for draining a screw-on fluid filter which comprises a hollow body member movably engaged with a puncturing member. The hollow body member is dimensioned and arranged to at least partially engage a threaded attachment portion of the screw-on fluid filter. The puncturing member comprises a shaft having a puncture end movable within a conduit formed within the hollow body member wherein the puncturing member may be engaged with an inner side of a fluid filter to produce a puncture hole from inside out of the fluid filter, to produce a puncture hole from which fluid in the fluid filter may drain. A method of using the device is also disclosed.
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