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:
Jul. 15, 2003
Filed:
Feb. 21, 2002
Applicant:
Inventor:
Stuart DeJonge, Easton, PA (US);
Assignee:
Saint-Gobain Calmar Inc., City of Industry, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61M 1/500 ;
U.S. Cl.
CPC ...
A61M 1/500 ;
Abstract
A dry powder dispenser has a base member which supports a blister pack of rupturable pillows each containing measured quantities of dry powder to be dispensed. A pillow aligning with the discharge opening and the base member which likewise has a discharge passage in communication therewith for the discharge of the dry powder as the pillow is ruptured by a hinged lever which displaces the entire contents of the dry powder from its pillow chamber into the discharge passage, the lever sequentially activating an air piston for flow feeding a quantity of pressurized air along the discharge passage to expel the dry powder under air pressure.