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.

Date of Patent:
Mar. 22, 2011

Filed:

Jun. 16, 2005
Applicants:

Lars Wase, Danderyd, SE;

Mats Nilsson, Tumba, SE;

Nils Erik Holmertz, Huddinge, SE;

Jan-erik Andersson, Södertälje, SE;

Krister Sjöblom, Ösmo, SE;

Mattias Oscarsson, Stockholm, SE;

Inventors:

Lars Wase, Danderyd, SE;

Mats Nilsson, Tumba, SE;

Nils Erik Holmertz, Huddinge, SE;

Jan-Erik Andersson, Södertälje, SE;

Krister Sjöblom, Ösmo, SE;

Mattias Oscarsson, Stockholm, SE;

Assignee:

Delaval Holding AB, Tumba, SE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A01J 5/017 (2006.01);
U.S. Cl.
CPC ...
Abstract

A gripper device mountable on a robot arm () of a milking robot () provided for automatically attach teat cups () to the teats of a milking animal, the gripper device comprises an electromagnet () from gripping teat cups made of a magnetic material, the electromagnet including a coil () feedable with a current a core () of a magnetic material arranged at least partly within the coil; and a support structure () for holding the electromagnet. The core comprises two end and portions (-) in a single face of the electromagnet, wherein the two end portions constitute different poles of the electromagnet, and are shaped to be engagable with each of the teat cups in a close fit.


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