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:
May. 04, 2021
Filed:
May. 22, 2019
Applicants:
Lanny Gehm, Lisle, NY (US);
William Gehm, Lisle, NY (US);
Inventors:
Lanny Gehm, Lisle, NY (US);
William Gehm, Lisle, NY (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01J 5/04 (2006.01); A01J 5/16 (2006.01); A01J 5/007 (2006.01); A01J 5/017 (2006.01);
U.S. Cl.
CPC ...
A01J 5/047 (2013.01); A01J 5/007 (2013.01); A01J 5/0175 (2013.01); A01J 5/16 (2013.01);
Abstract
A valve device that transitions between the pressure and vacuum phases for the purpose of milking animals. The improvement provides a pulsation output with a vacuum supply duration less than that of atmospheric air pressure supply duration.