Vacuum generating device
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United States of America Patent
Stats
-
Aug 29, 1989
Grant Date -
N/A
app pub date -
May 26, 1988
filing date -
May 30, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
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.
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