| 摘要 |
The device of the present application, a hand held vacuum and pressure pump having an improved handle, provides a hand held pump with a handle suitable to be used by a person with a smaller hand without significant loss of stroke length or leverage. The handle having a movable arm which is compressible toward a fixed arm, at least one of the arms having an angled corner such that distal ends of the arms when not compressed are closer together than they would be without the corner, and at least one of the arms having a taper at the distal end of the arm such that the arms may compress together in a full stroke.
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