Electromagnetic vibrating type diaphragm pump

Details Electromagnetic vibrating type diaphragm pump Electromagnetic vibrating type diaphragm pump

2003-01-22

2010-02-16

Kramer, Devon C (Department: 3746)

Pumps

Motor driven

Electric or magnetic motor

C092S049000

Reexamination Certificate

active

07661933

ABSTRACT:
An electromagnetic vibrational diaphragm pump comprising an electromagnet portion having an electromagnet arranged in a frame, a vibrator which is supported in the electromagnet portion and equipped with a magnet, diaphragms with a large diameter and diaphragms with a small diameter which are successively connected with both ends of the vibrator, and the pump casing portions of the diaphragms with a large diameter and diaphragms with a small diameter which are fixed on the both end portions of the electromagnet portion, wherein the left and right pump casing portions have pump chambers respectively corresponding to the diaphragms with a large diameter and diaphragms with a small diameter. Medium pressure (about 50 to 200 kPa) can be generated.

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Chinese Office Action dated Jun. 1, 2007 in corresponding Chinese patent application; 11 pages.

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