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:
Apr. 10, 2007
Filed:
Jun. 06, 2005
Applicants:
Sabri Cetinkunt, Oak Park, IL (US);
Aleksandar M. Egelja, Naperville, IL (US);
Mikhail A. Sorokine, Naperville, IL (US);
Inventors:
Sabri Cetinkunt, Oak Park, IL (US);
Aleksandar M. Egelja, Naperville, IL (US);
Mikhail A. Sorokine, Naperville, IL (US);
Assignee:
Caterpillar Inc, Peoria, IL (US);
Primary Examiner:
Int. Cl.
CPC ...
F15B 13/044 (2006.01); F15B 13/043 (2006.01); H01F 7/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A linear motor is provided including a stator having at least one electromagnetic coil and a rotor having at least one permanent magnet. The rotor is movable toward at least a first position when least one electromagnetic coil is energized and solely magnetically biased to a neutral position when the at least one electromagnetic coil is de-energized.