Cutting tool in first procedure for cutting and grinding lenses

Cutting tool in first procedure for cutting and grinding lenses

A cutting tool for preparing a lens through cutting and grinding by using it only once has a main body with a defined axis, and at least one fixed burr and at least one movable burr, which have arc shape to form a ring surrounding said axis. Said movable burr has a roughness higher than that of said...

Ausführliche Beschreibung

Gespeichert in:
Bibliographische Detailangaben
1. Verfasser: WANRU LV
Format: Patent
Sprache:eng
Schlagworte:
GRINDING
PERFORMING OPERATIONS
POLISHING
TOOLS FOR GRINDING, BUFFING, OR SHARPENING
TRANSPORTING
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Beschreibung
Zusammenfassung:A cutting tool for preparing a lens through cutting and grinding by using it only once has a main body with a defined axis, and at least one fixed burr and at least one movable burr, which have arc shape to form a ring surrounding said axis. Said movable burr has a roughness higher than that of said fixed burr and an end lower normally than that of said fixed burr, and can be moved toward the terminal end parallelly with said axis by a distance which is greater than the axial difference between the ends of fixed and movable burrs.