Resources Contact Us Home
Browse by Category: Main > Tools & Hardware
Class Information
Number: 451/122
Name: Abrading > Machine > Rotary reciprocating tool > Cylindrical tool > Oscillating > Harvester knife
Description: Abrading machine especially adapted for sharpening the cutting edge of a member intended to be used in gathering agricultural produce.

Patents under this class:

Patent Number Title Of Patent Date Issued
7503835 Lawnmower blade sharpener Mar. 17, 2009
6561885 Ring cutter for cutting chips May. 13, 2003
6558237 Knife ring machining tool for machining chips May. 6, 2003
4718198 Apparatus for grinding cutting edges of knives in tobacco cutting machines Jan. 12, 1988

  Recently Added Patents
Method and apparatus for transmitting and receiving a signal in a communication system
Method and device for the detection of defects or correction of defects in machines
Surveillance apparatus and method for wireless mesh network
Surround sound effects provided by cell phones
Display apparatus
Toothbrush holder
  Randomly Featured Patents
Deflection unit for color television display tubes
Vehicle door latches
Method and system for creating a commemorative presentation
Bag carrier
Label dispensing machine
Display screen with graphical user interface
Synchronous memory with a shadow-cycle counter
Transcutaneous electrical nerve stimulator with hot or cold thermal application
Electrical arrangement for driving a rotary tool fitted in a handpiece
Clock recovery unit which uses a detected frequency difference signal to help establish phase lock between a transmitted data signal and a recovered clock signal