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. 29, 2015
Filed:
Aug. 05, 2009
Rajesh Maheshwari, Millburn, NJ (US);
Rolf Scharger, Winterbach, DE;
Trent A. Poole, Amherst, MA (US);
Per B. Fog, Bedford Hills, NY (US);
Rajesh Maheshwari, Millburn, NJ (US);
Rolf Scharger, Winterbach, DE;
Trent A. Poole, Amherst, MA (US);
Per B. Fog, Bedford Hills, NY (US);
MannKind Corporation, Valencia, CA (US);
Abstract
A powder dispenser module () includes a housing () that defines a conduit connecting a powder inlet and a powder outlet, a feed wand () to move powder through the conduit from the powder inlet to the powder outlet, the feed wand () including a lower feed element () coupled to a first drive shaft and an upper feed element () coupled to a second drive shaft, a first actuator coupled to the first drive shaft to rotate the lower feed element (), and a second actuator coupled to the second drive shaft to rotate the upper feed element (). In other embodiments, the feed wand () includes a shaft having a fluidizing element and an actuator produces oscillatory movement of the feed wand during dispensing of powder. Dispenser module arrays include one or a few rows of dispenser modules.