Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Tools & Hardware
Class Information
Number: 451/206
Name: Abrading > Machine > Rotary tool > Rotary cylinder > Opposed abrading tools > Reciprocating work holder > Blade sharpener
Description: Abrading machine especially adapted to sharpen the edge of a cutting member.










Patents under this class:

Patent Number Title Of Patent Date Issued
6234881 Grinding machine for forming chip-producing cutting tools May. 22, 2001
5027559 Sharpening unit for leather splitting machines Jul. 2, 1991
4729191 Cutlery sharpening apparatus Mar. 8, 1988
4199901 Grinding machine Apr. 29, 1980











 
 
  Recently Added Patents
Determination of statistical upper bound for estimate of noise power spectral density
Antenna support device
Method of and apparatus for evaluating an optimal irradiation amount of an electron beam for drawing a pattern onto a sample
Preserving privacy of digital communication information
Semiconductor devices having through electrodes and methods of fabricating the same
Negative active material for a rechargeable lithium battery, a method of preparing the same, and a rechargeable lithium battery comprising the same
Methods for integrating the production of cellulose nanofibrils with the production of cellulose nanocrystals
  Randomly Featured Patents
Input mechanism for front panel of portable computing device
Curved blade mixing device
Electrodes possessing pH indicator
Insect pheromone
Congestion control for signalling transport protocols
Line defect detection circuit for detecting weak line
Multiple nested pistons hand priming pump with spring biasing
Device for limiting the acceleration of an oscillating weight driving a mechanism of small volume
Plasma generation apparatus
Process for the refining of sulfidic complex and mixed ores or concentrates