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:
Nov. 08, 1994
Filed:
May. 13, 1994
Jordan N Jacobs, Randolph, MA (US);
Fenwal Safety Systems, Inc., Marlborough, MA (US);
Abstract
A gate valve including a valve housing defining an inlet and an outlet aligned therewith; the housing having a planar inlet surface surrounding the inlet and a planar outlet surface surrounding the outlet and parallel to, facing and spaced a given distance from the inlet surface; a gate plate having a uniform thickness substantially equal to the given distance and defining a throughput opening, the gate plate mounted for sliding movement between the inlet and outlet surfaces and between an open position wherein the throughput opening is aligned with the inlet and outlet and a closed position wherein the throughput opening is substantially transversely displaced from the inlet and outlet; and an actuator for producing movement of the gate plate between the open and closed positions.