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:
Jul. 27, 2021
Filed:
Oct. 31, 2018
Canon Kabushiki Kaisha, Tokyo, JP;
Niyaz Khusnatdinov, Round Rock, TX (US);
Mario Johannes Meissl, Austin, TX (US);
CANON KABUSHIKI KAISHA, Tokyo, JP;
Abstract
An apparatus and method configured to brake and/or dampen an imprint head. The apparatus and method includes a mount attached to a fixed surface, a movable plate movable relative to the mount and configured to hold and move an imprint template or superstrate, at least one electromagnetic actuator with a first electrical terminal and a second electrical terminal, mounted between the movable plate and the mount, wherein an electrical current is applied to the at least one electromagnetic actuator for controlling movement of the moveable plate, an inductance serially connected at the first electrical terminal of the at least one electromagnetic actuator to control the electrical current, and at least one switch serially connectable to the second terminal of the at least one electromagnetic actuator and a terminal of the inductance to switch between a state where the inductance acts upon the at least one electromagnetic actuator or a state where the inductance does not act upon the at least one electromagnetic actuator.