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Class Information
Number: 451/256
Name: Abrading > Machine > Rotary tool > Rotary cylinder > Work rotating > Rotary work holder > Lens abrader
Description: Abrading machine specifically disclosed for grinding an optical device made from glass, plastic, or other transparent material.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8602851 Controlled penetration subpad Dec. 10, 2013
8464409 Machine for shaping an eyeglass lens, the machine being provided with a turnable tool-carrier having a plurality of working tools mounted thereon Jun. 18, 2013
8388411 Method for polishing the edge of a semiconductor wafer Mar. 5, 2013
8366512 Eyeglass lens processing apparatus for processing periphery of eyeglass lens and eyeglass lens processing method Feb. 5, 2013
8342909 Device for machining ophthalmic lenses, the device having a plurality of machining tools placed on a swivel module Jan. 1, 2013
8172640 Eyeglass lens processing apparatus May. 8, 2012
8128462 Method of centering a non-edged ophthalmic lens in which the centering point of the lens is offset relative to its geometric center Mar. 6, 2012
7740520 Apparatus for processing chamfering of eyeglass lens Jun. 22, 2010
7713108 Eyeglass lens processing apparatus May. 11, 2010
7571526 Multi-blade router tool, edger with multi-blade router tool, and method of edging eyeglass lenses Aug. 11, 2009
7335087 Eyeglass lens processing apparatus Feb. 26, 2008
7255634 Draining device and lens processing system having the same Aug. 14, 2007
7198547 Lens edger Apr. 3, 2007
7108590 Draining device and lens processing system having the same Sep. 19, 2006
6951500 Workpiece-surface processing head Oct. 4, 2005
6913510 Lens stocking device and lens processing system having the same Jul. 5, 2005
6908367 Apparatus for processing a lens Jun. 21, 2005
6902468 Assembly for machining the edges of spectacle lenses Jun. 7, 2005
6902467 Apparatus for processing a lens and process for processing a lens Jun. 7, 2005
6881130 Edge grinding Apr. 19, 2005
6881125 Apparatus for processing a lens Apr. 19, 2005
6865787 Numerical control (NC) processor with onboard grinding unit Mar. 15, 2005
6848969 Method and device for treating spectacle glasses by means of a CNC-controlled spectacle glass treatment machine Feb. 1, 2005
6800017 Apparatus for processing a lens Oct. 5, 2004
6785585 Method for marking or drilling holes in glass lenses and device for realizing the same Aug. 31, 2004
6749925 Data carrier Jun. 15, 2004
6733369 Method and apparatus for polishing or lapping an aspherical surface of a work piece May. 11, 2004
6682397 Machining device for processing metal hanging rod of blinds Jan. 27, 2004
6672944 Initial position setting method for grinding device Jan. 6, 2004
6672948 Grinding water tank apparatus, and eyeglass lens machining apparatus having the same Jan. 6, 2004
6648738 Grinding fluid supply device of lens grinding apparatus Nov. 18, 2003
6599171 Cup attaching apparatus Jul. 29, 2003
6579155 Method and apparatus for form machining the peripheral edge of spectacle lenses Jun. 17, 2003
6572460 Tank unit for grinding water used in processing eyeglass lens, and eyeglass lens processing apparatus having the same Jun. 3, 2003
6544102 Device for centering clamping of workpieces, in particular optical lenses, for edge machining thereof Apr. 8, 2003
6497614 Lens periphery edge processing apparatus Dec. 24, 2002
6478658 Apparatus for generating lens surfaces Nov. 12, 2002
6379215 Eyeglass lens processing system Apr. 30, 2002
6354926 Parallel alignment method and apparatus for chemical mechanical polishing Mar. 12, 2002
6328635 Device for the display of engravement shape of eyeglass lens and method and apparatus for machining lens peripheral edge using the display device Dec. 11, 2001
6283825 Automatic trimmer machine Sep. 4, 2001
6227952 Apparatus for creating a concave surface from a spectacle blank May. 8, 2001
6220929 Eyeglass lens grinding apparatus Apr. 24, 2001
6220926 Eyeglass lens grinding apparatus Apr. 24, 2001
6220927 Lens grinding apparatus Apr. 24, 2001
6168505 Polishing machine for spectacle lenses Jan. 2, 2001
6106366 Lens grinder Aug. 22, 2000
6099383 Lens grinding apparatus Aug. 8, 2000
6077154 Polishing apparatus for optical fiber end surface Jun. 20, 2000
6074290 Compliant lens block and tape Jun. 13, 2000

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