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:
Jan. 15, 2019
Filed:
Sep. 25, 2014
Applicant:
Medela Holding Ag, Baar, CH;
Inventors:
Emilio A. Ramirez, Jr., Roselle, IL (US);
David Cho, Arlington Heights, IL (US);
Sarah Loeffel, Genoa, IL (US);
Assignee:
MEDELA HOLDING AG, Baar, CH;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16H 25/12 (2006.01); F04B 9/02 (2006.01); F04B 9/04 (2006.01); F04B 17/03 (2006.01); A61M 1/06 (2006.01);
U.S. Cl.
CPC ...
F16H 25/12 (2013.01); A61M 1/06 (2013.01); A61M 1/062 (2014.02); F04B 9/02 (2013.01); F04B 9/047 (2013.01); F04B 17/03 (2013.01); Y10T 74/18568 (2015.01); Y10T 74/18576 (2015.01);
Abstract
A compact gear motor pump assembly is disclosed. The gear motor pump assembly includes a motor driving a gear train and an output shaft in a first direction and a second direction, creating a pumping action. The present gear motor pump assembly offers an efficient and quiet operation through incorporation of springs within the assembly. The present assembly is designed for use with devices, specifically medical devices requiring a pumping action, for example, breast pumps.