Resources Contact Us Home
Browse by Category: Main > Tools & Hardware
Class Information
Number: 451/203
Name: Abrading > Machine > Rotary tool > Rotary cylinder > Opposed abrading tools > Reciprocating work holder > Rectilinear > 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
7220169 Sharpening apparatus May. 22, 2007
6709320 Width adjustable sharpener Mar. 23, 2004
6368196 Blade sharpener for curved and straight edge blades Apr. 9, 2002
6364750 Blade sharpener for curved and straight edge blades Apr. 2, 2002
6217412 Method for characterizing polish pad lots to eliminate or reduce tool requalification after changing a polishing pad Apr. 17, 2001
5810645 Apparatus for producing hollow ground needles Sep. 22, 1998
5700182 Apparatus and method for automated honing of elongated straight-edged cutting blades Dec. 23, 1997
5027559 Sharpening unit for leather splitting machines Jul. 2, 1991
4752304 Blade stropping apparatus Jun. 21, 1988
4528777 Knife sharpener Jul. 16, 1985
4052174 Apparatus for sharpening blade edges Oct. 4, 1977

  Recently Added Patents
Wine cellar alarm system
Drive and startup for a switched capacitor divider
Contact lens material
Measurement system service for a vehicle instrument panel
Autonomous downlink code selection for femto cells
Method for parking or exiting a parking bay and for avoiding a collision of a vehicle, and corresponding assistance systems and vehicle
Enhancing user experiences using aggregated device usage data
  Randomly Featured Patents
Stator for a torque converter
Method and apparatus for cutting and removing straps from strapped articles
Method and arrangement in an internet protocol multimedia subsystem
Curvilinear triangle shaped grip for sporting equipment
Electric lamp with cement-free base and metal/plastic reflector-type socket with spring
Non-linear lens
Systems and methods for table definition language generation
Gallium nitride collector grid solar cell
MOS transistors having low-resistance salicide gates and a self-aligned contact between them
Single serving pizza cooker