Patent ID: 6146257
Filing Date: 2000-11-14
Classification: B24B,B24D

Abstract:
A manually-operated sharpening apparatus comprising:a sharpening member for sharpening a blade of a dental instrument;a guide member for guiding said sharpening member so as to be movable along the guide member;a positioning-assist element for permitting an operator to orient said dental instrument in a state where a predetermined angle is formed between the blade of said dental instrument and the sharpening member; anda base plate having a substantially flat face, whereinsaid guide member is fixed to the substantially flat face of said base plate,said positioning-assist element includes a first positioning line drawn on the substantially flat face of the base plate and extending at the predetermined angle with respect to the guide member, andsaid positioning line does not constitute a hindrance in changing a part at which the blade of the dental instrument is abutted against the sharpening member and in moving the dental instrument on the base plate to adjust the posture of the dental instrument.