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:
Apr. 07, 2015
Filed:
May. 29, 2009
Robert Gordon Maurice Selby, Hertfordshire, GB;
Martin Scott Goodchild, Cambridgeshire, GB;
Robert Gordon Maurice Selby, Hertfordshire, GB;
Martin Scott Goodchild, Cambridgeshire, GB;
The Technology Partnership Plc, Herts, GB;
Abstract
A spray generator () including: a membrane () having a perforate portion through which, in use, a fluid is caused to flow when the membrane () is vibrated; an electronically-driven or a piezoelectrically driven actuator for vibrating the membrane (); a chamber () for storing fluid for supply to a surface of the membrane (); and a sealing element () located in and movable within the chamber () between a first position in which fluid flow from the chamber () through the membrane () is prevented and a second position in which fluid flow from the chamber () through the membrane () is allowed.