Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Polishing instrument










Image Number 12 for United States Patent #6638151.

The present invention relates to a polishing instrument for polishing a surface into a predetermined configuration. The present invention aims to provide a polishing instrument superior in operability and stability and capable of polishing a surface into a desired configuration. The polishing instrument of the present invention includes: a rotatable rotary substrate portion equipped with a polishing plane holding a polishing material on its surface; a plurality of movable substrate portions equipped with polishing planes which hold the polishing material on their surfaces, which are provided in the peripheral edge of the rotary substrate portion, and which rotate about a connection line connecting them to the rotary substrate portion; and elastic members for biasing the polishing planes of the movable substrate portions toward a position where they are flush with the polishing plane of the rotary substrate portion.








 
 
  Recently Added Patents
Method for computer-based determination of a position in a map, navigation device and mobile radio telephone
Methods and compositions to treat and detect misfolded-SOD1 mediated diseases
Method of manufacturing acrylic film, and acrylic film
Aspect ratio enhancement
Information-provision control method, information reproduction system, information-provision apparatus, information reproduction apparatus and information-presentation control program
Printing device, printing system, program, and printing method for printing based on print data from a user authorized to issue a print instruction for the print data
Combined imaging and radiation therapy
  Randomly Featured Patents
Recording medium, apparatus and method for recording data on the recording medium, apparatus and method for reproducing data from the recording medium
Display screen with animated user interface
Locking assembly for a power miter saw
Polymeric monoarylcyclobutane compositions
Pressure jet cleaning appliance
Temperature sensor for measuring the temperature of a part of an automobile
Apparatus for injecting a chemical upstream of an inline mixer
Foldable lawn and indoor/outdoor caddy
Porous hollow fiber supported dense membrane for hydrogen production, separation, or purification
Apparatus for survey and/or treatment of a smooth, curved surface