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 and apparatus of motion vector prediction with extended motion vector predictor
Light-source control device, light-source control method, image reading device, and image forming apparatus
Method and system for an integrated host PCI I/O bridge and dual port gigabit ethernet controller
PVD coated tool
Information processing apparatus, non-transitory computer-readable recording medium, and information processing method
Method and apparatus for secure transfer and playback of multimedia content
Mounting structure, electro-optical apparatus, and touch panel
  Randomly Featured Patents
Seafloor-following streamer
Solid state imaging element with bus breakage detector
Multi-lane fruit guide assembly for a juice extractor and related methods
Slag concrete manufactured aggregate
Switching apparatus and displaying system
Arrangement for analyzing local bioelectric currents in biological tissue complexes
Vapor discharge lamp assembly
Coupon organizer
Cassette provided with magnetic tape
Protective footwear