Patent Number: 6,254,464

Title: Hand scaler polishing unit and hand scaler polishing apparatus

Abstract: A hand scaler sharpener unit adapted to sharpen a hand scaler with a grindstone for restoration of the hand scaler, including a base member having a base surface slanted at an angle to a level line, a grindstone mounting member for mounting a grindstone thereon, a grindstone driving means for reciprocatingly moving the grindstone mounting member along the base surface, as well as a hand scaler sharpening apparatus including this hand scaler sharpener unit and a hand scaler securing unit for securing a hand scaler generally vertically during operation of the sharpener unit.

Inventors: Kawata; Sosaku (Kanuma, JP)

Assignee: Nakanishi Inc.

International Classification: A61C 19/00 (20060101); B24B 1/00 (20060101); B24B 3/00 (20060101); B24B 3/60 (20060101); A61C 3/00 (20060101); B24B 007/00 ()

Expiration Date: 07/03/2018