Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Material Science
Class Information
Number: 76/5.1
Name: Metal tools and implements, making > Machines > Drill-forming or sharpening
Description: Machine specifically adapted to change a member having some of the physical characteristics of a drill (i.e., a drill blank) to a member having the physical characteristics of a drill; or (2) to make the cutting of a drill of better shape for cutting.










Sub-classes under this class:

Class Number Class Name Patents
76/5.4 Forging 1
76/5.6 Punching 1


Patents under this class:

Patent Number Title Of Patent Date Issued
8091459 Method and apparatus for making a rotary tool for chip removing machining Jan. 10, 2012
5904939 Extruder for extrusion manufacturing May. 18, 1999
5780063 Apparatus for producing a hard metal or ceramic rod having helical bores Jul. 14, 1998
5601857 Extruder for extrusion manufacturing Feb. 11, 1997
5367836 Automatic drill loader Nov. 29, 1994
5263286 Drill and drill grinding method and apparatus Nov. 23, 1993
5201795 Rock bit manufacturing method Apr. 13, 1993
5182971 Button sharpening Feb. 2, 1993
4887493 Roller cutter drill bit and method of forming Dec. 19, 1989
4837983 Drill bit sharpening apparatus Jun. 13, 1989
4779440 Extrusion tool for producing hard-metal or ceramic drill blank Oct. 25, 1988
4412462 Drill adjusting tool Nov. 1, 1983
4380295 Automatic drill deburring and sorting machine Apr. 19, 1983
4164878 Well drilling bit dressing apparatus and method Aug. 21, 1979











 
 
  Recently Added Patents
Method and system for acquiring support capability of mobile terminal by base station side system
Plasmon generator includes three metal layers for thermally-assisted magnetic recording
Method and system for automatic 3-D image creation
Process for producing a plasma protein-containing medicament with reduced concentration of citrate and metals
Dispenser
Composite conductive pads/plugs for surface-applied nerve-muscle electrical stimulation
Electronic device
  Randomly Featured Patents
Container
Three-dimensional ultrasonic imaging of animal soft tissue
Jet engine with compressor driven by a ram air turbine
UWB system employing gaussian minimum shift key modulation, common mode signaling and beamforming
Cake in a can kit
Magnetron design for RF/DC physical vapor deposition
Printed wiring board
Liquid crystal display device
Duct coupler apparatus
Liquid chromatograph with electrochemical detector and method