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Class Information
Number: 470/66
Name: Threaded, headed fastener, or washer making: process and apparatus > Apparatus for making externally threaded fastener or article, e.g., screw, bolt, etc. > Screw fastener making > Having thread cutting means
Description: Subject matter wherein the apparatus is provided with a component capable of producing a helical ridge on the fastener.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7559846 |
Machining method and apparatus for thread formation on workpiece |
Jul. 14, 2009 |
| 7340978 |
Method and apparatus for making a rotary tool for chip removing machining |
Mar. 11, 2008 |
| 7267616 |
Method for making a ball-nut and method for making a ball-screw |
Sep. 11, 2007 |
| 7217195 |
Method of producing left-right screw |
May. 15, 2007 |
| 7159429 |
Method and device for manufacturing bolt, screw rolling die used therefor, and multiple screw bolt |
Jan. 9, 2007 |
| 7156600 |
Die for, method of making, and fastener with lobed primary thread lead and interposed dual auxiliary thread lead with improved substrate entry end portion |
Jan. 2, 2007 |
| 7076989 |
Threaded fastener with dual reinforcing leads for facilitating manufacture of the fastener, thread rolling die for forming the threaded fastener, and method of manufacturing the threaded faste |
Jul. 18, 2006 |
| 7065996 |
Rolling die for ball screw |
Jun. 27, 2006 |
| 6957557 |
Threaded fastener with dual reinforcing leads for facilitating manufacture of the fastener, thread rolling die for forming the threaded fastener, and method of manufacturing the threaded faste |
Oct. 25, 2005 |
| 6878069 |
Helical groove fasteners and methods for making same |
Apr. 12, 2005 |
| 6712708 |
Self-tapping screw, blank and method for joining thin workpieces and production method for the same |
Mar. 30, 2004 |
| 6662612 |
Method and apparatus for fillet formation under the head of a headed pin type fastener |
Dec. 16, 2003 |
| 6589122 |
Thread tapping device |
Jul. 8, 2003 |
| 6464592 |
Device for cleaning and restoring threads of a threaded article |
Oct. 15, 2002 |
| 6092445 |
Telescoping die holder |
Jul. 25, 2000 |
| 5868051 |
Method and apparatus for machining with a pivoting cutting tool |
Feb. 9, 1999 |
| 5826469 |
Threading machine coolant system and method of cooling |
Oct. 27, 1998 |
| 5480270 |
Clutch for threading attachment |
Jan. 2, 1996 |
| 5297997 |
Hand held threading device for earring post |
Mar. 29, 1994 |
| 5250007 |
Method and apparatus for forming threads with variable pitch |
Oct. 5, 1993 |
| 5221234 |
Method and apparatus for making a screw having variably canted threads |
Jun. 22, 1993 |
| 5158404 |
Taper thread cutting machine and method |
Oct. 27, 1992 |
| 5076740 |
Toolholders for machine tools |
Dec. 31, 1991 |
| 4949813 |
Lubrication/coolant delivery system |
Aug. 21, 1990 |
| 4708538 |
Tapping head |
Nov. 24, 1987 |
| 4640652 |
Coolant delivery system |
Feb. 3, 1987 |
| 4581783 |
Base construction for threading machines |
Apr. 15, 1986 |
| 4557166 |
Automatic multiple workpiece turning machine |
Dec. 10, 1985 |
| 4396317 |
Tool holder having coolant fluid delivery system |
Aug. 2, 1983 |
| 4385854 |
Collet chuck assembly for taps |
May. 31, 1983 |
| 4358911 |
Machine for relief grinding tap threads |
Nov. 16, 1982 |
| 4353941 |
Apparatus and method of forming self-locking fastener |
Oct. 12, 1982 |
| 4339836 |
Lead screw threading assembly |
Jul. 20, 1982 |
| 4277209 |
Threading attachment |
Jul. 7, 1981 |
| 4225273 |
Apparatus for threading rods |
Sep. 30, 1980 |
| 4123192 |
Tapping attachment for a machine tool |
Oct. 31, 1978 |
| 4088418 |
Chuck for driving tap or like rotary tool |
May. 9, 1978 |
| 4080090 |
Tap driver assembly |
Mar. 21, 1978 |
| 4030153 |
Attachment for thread cutting apparatus |
Jun. 21, 1977 |
| 4021133 |
Tap driver apparatus |
May. 3, 1977 |
| 4014622 |
Reamer |
Mar. 29, 1977 |
| 3998565 |
Tapper incorporating reverse rotation mechanism |
Dec. 21, 1976 |
| 3983589 |
Coated conduit threader |
Oct. 5, 1976 |
| 3945751 |
Universal floating tool holder |
Mar. 23, 1976 |
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