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. 18, 1997
Filed:
Nov. 27, 1995
Acheson Industries, Inc., Port Huron, MI (US);
Abstract
Process for the application of a liquid die wall treatment agent to areas of the die walls of a molding device by means of at least one spray element with metering of the flow rate of the die wall treatment agent by a metering valve. The metering valve having a metering cross section for the liquid die wall treatment agent and influenced by a secondary fluid including a metering valve with a valve membrane of variable shape, one side of which is acted on by the die wall treatment agent, while the other side is acted on by the secondary fluid, and the pressure on at least one side of the membrane is influenced by flow rate adjusting means, which results in variable flow rates and the variable flow rates are determined by different positions of the membrane.