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Class Information
Number: 408/219
Name: Cutting by use of rotating axially moving tool > Tool or tool with support > With pitch-stabilizing ridge > Including tapered section
Description: Device including a plurality of crests, each of which is part of a cutting extremity or tooth wherein the teeth are positioned along the tool-axis and wherein the crest of the teeth nearest to the leading end of the tool are disposed to lie in a cone.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6386954 |
Thread forming tap and threading method |
May. 14, 2002 |
| 5882152 |
Multi-bit drill |
Mar. 16, 1999 |
| 5865847 |
Lordotic spinal implant |
Feb. 2, 1999 |
| 5797710 |
Thread forming tap |
Aug. 25, 1998 |
| 5725336 |
Thread tapping cutting tool |
Mar. 10, 1998 |
| 5033919 |
Stabilized tap with air release |
Jul. 23, 1991 |
| 4708542 |
Threading tap |
Nov. 24, 1987 |
| 4466762 |
Tool for forming internal screw threads |
Aug. 21, 1984 |
| 4396321 |
Tapping tool for making vibration resistant prevailing torque fastener |
Aug. 2, 1983 |
| 4375708 |
Non-indexing machining method and apparatus |
Mar. 8, 1983 |
| 4316683 |
Semi-circular thread tap |
Feb. 23, 1982 |
| 4293254 |
Countersinking tool with removable cutting inserts |
Oct. 6, 1981 |
| 4181457 |
Tapping tool for making vibration resistant prevailing torque fastener |
Jan. 1, 1980 |
| 4171177 |
Screw thread cutting member |
Oct. 16, 1979 |
| 4116578 |
Rotary tool for making holes |
Sep. 26, 1978 |
| 4050842 |
Rotary cutting tool |
Sep. 27, 1977 |
| 3945069 |
Threading taps |
Mar. 23, 1976 |
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