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. 12, 2005
Filed:
Mar. 22, 2001
Applicant:
Jean Pierre Menard, Fremont, CA (US);
Inventor:
Jean Pierre Menard, Fremont, CA (US);
Assignee:
Aurora Systems, Inc., San Jose, CA (US);
Primary Examiner:
Int. Cl.
CPC ...
H01F007/20 ;
U.S. Cl.
CPC ...
Abstract
A magnetic chuck () for temporarily holding an LCD imager () to a convergence device () during an alignment or convergence operation. A substrate () of the imager () is made of a magnetically permeable material. A knob () turns an armature assembly () such that in an on positiona second magnetic flux path () is allowed to permeate the substratethereby holding the imager () to a grip faceof the magnetic chuck (). When the knob () is rotated to shunt flux through a first magnetic flux path () through a pair of steel grip shoes (), then the imager () is released form the grip face ().