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Class Information
Number: 470/103
Name: Threaded, headed fastener, or washer making: process and apparatus > Apparatus for making internally threaded fastener, i.e., nut > Having tapper > And yieldable tap driver
Description: Subject matter further provided with a mechanism capable of imparting motion to the thread cutting means and wherein the mechanism is structured to adjust or stop the motion upon the completion of a cutting step or upon incurring abnormal resistance to the cutting operation.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6634651 |
Compensated tool holder for tapping spindles |
Oct. 21, 2003 |
| 6569022 |
Self-synchronizing tap driver for rigid tapping |
May. 27, 2003 |
| 6348003 |
Self-synchronizing tap driver for rigid tapping |
Feb. 19, 2002 |
| 5876158 |
Drive collet assembly for a tap with overdrive protection |
Mar. 2, 1999 |
| 5636851 |
Tapping collet |
Jun. 10, 1997 |
| 5538371 |
Tapper mechanism |
Jul. 23, 1996 |
| 5346337 |
Automatic tapping machine |
Sep. 13, 1994 |
| 5310292 |
Linear roller tap driver assembly |
May. 10, 1994 |
| 4911588 |
Tapping apparatus |
Mar. 27, 1990 |
| 4861201 |
Quick change adapter with a torque limiter for a tapping chuck |
Aug. 29, 1989 |
| 4284374 |
Rotary tool holder |
Aug. 18, 1981 |
| 4115025 |
Lead screw tapping unit |
Sep. 19, 1978 |
| 4088418 |
Chuck for driving tap or like rotary tool |
May. 9, 1978 |
| 4028763 |
Tap holder |
Jun. 14, 1977 |
| 3967830 |
Adjustable tension and/or compression tap holder |
Jul. 6, 1976 |
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