Abrading – Work holder – Clamp
Reexamination Certificate
2007-12-18
2007-12-18
Morgan, Eileen P. (Department: 3723)
Abrading
Work holder
Clamp
C451S387000, C451S405000
Reexamination Certificate
active
11412875
ABSTRACT:
A lens presser for holding an eyeglass lens includes: a base member which is to be attached to a distal end of a lens chucking shaft; an abutting member which has an abutting surface which is to be abutted on a rear refractive surface of the lens; a movable member to which the abutting member is to be attached; a circular-arc-shaped concave portion which is formed in one of the base member and the movable member and has a radius center of a circular arc on a central axis of the chucking shaft; and a circular-arc-shaped convex portion which is formed in the other of the base member and the movable member and is fitted into the concave portion so as to slide only in a direction of the circular arc. The movable member is tiltable with respect to the base member.
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patent: 1 243 381 (2002-09-01), None
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patent: 2004-106147 (2004-04-01), None
Morgan Eileen P.
Nidek Co. Ltd.
Sughrue Mion Pllc.
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