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:
Aug. 29, 1989
Filed:
May. 26, 1988
Yoji Ise, Tokyo, JP;
Akira Yamaguchi, Tokyo, JP;
Myotoku Ltd., Tokyo, JP;
Abstract
A vacuum generating device for an ejector pump is provided. The vacuum generating device according to the present invention comprises an ejector pump mechanism having on one of the side surfaces thereof with an air intake port, air inlet port and exhaust port and attached with a fitting base including an air intake pipe, inlet pipe and exhaust pipe capable of connecting to the ports of the ejector pump mechanism, respectively. The device according to the present invention can be effectively used as one of the units of a vacuum generator assembly in a compact form in which the fitting bases of the units are arranged adjacent to one another with the inlet and exhaust pipes thereof held communicating with each other, respectively, whereby the number of pipes is minimized and the noise level from the assembly is reduced. The device or the assembly is applicable to a sucking device for attracting and sucking an article so as to transfer it to a required place.