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:
Dec. 30, 2014
Filed:
Oct. 04, 2012
Azbil Corporation, Tokyo, JP;
Shinsuke Yamasaki, Tokyo, JP;
AZBIL Corporation, Tokyo, JP;
Abstract
An environment providing device having a test chamber; a spraying device for receiving the supply of a gas flow to spray, into the test chamber, a fluid that contains particles; a flow meter for measuring a measured value for the flow rate of the gas flow that is supplied to the spraying device; a flow rate controlling device for controlling to a prescribed value, based on the measured value, the flow rate of the gas flow that is supplied to the spraying device; a timer for measuring a time interval over which the fluid that includes the particles has been sprayed into the test chamber; and a spraying-device-controlling device for stopping the spraying of the fluid that contains the particles after spraying a prescribed quantity of particles into the test chamber.