The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 16, 2010
Filed:
Jan. 22, 2003
Ikuo Ohya, Takatsuki, JP;
Hirokazu Komuro, Takatsuki, JP;
Ikuo Ohya, Takatsuki, JP;
Hirokazu Komuro, Takatsuki, JP;
Techno Takatsuki Co., Ltd., Osaka, JP;
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.