Patent · US Active

Gripper device, robot arm, and milking robot

US7908998B2 · kind B2 · utility

5Cited by

3References

28Claims

0Family size

Assignee

DeLaval Holding AB · SE

Inventors

Lars Wase · Danderyd, SE
Mats Nilsson · Knivsta, SE
Nils Erik Holmertz · Huddinge, SE
Jan-Erik Andersson · Tumba, SE
Krister Sjöblom · Söderhamn, SE
Mattias Oscarsson · Oslo, NO

Key dates

Filing date	Jun 16, 2005
Grant date	Mar 22, 2011
Priority date	—
Expiry date	Feb 26, 2028

Classification

Technology area (CPC A)Human Necessities
CPC primaryA01J5/0175
WIPO fieldOther special machines
WIPO sectorMechanical engineering

Abstract

A gripper device mountable on a robot arm (10) of a milking robot (2) provided for automatically attach teat cups (5) to the teats of a milking animal, the gripper device comprises an electromagnet (6) from gripping teat cups made of a magnetic material, the electromagnet including a coil (31) feedable with a current a core (33) of a magnetic material arranged at least partly within the coil; and a support structure (7) for holding the electromagnet. The core comprises two end and portions (33a-b) 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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.