Resources Contact Us Home
Browse by Category: Main > Industrial
Class Information
Number: 470/203
Name: Threaded, headed fastener, or washer making: process and apparatus > Implement, e.g., die, etc. > Tap > Collapsible > Wedge core
Description: Subject matter wherein the device is actuated by a triangular shaped or conical surface which engages the device.

Patents under this class:

Patent Number Title Of Patent Date Issued
5718636 Rethreader tool Feb. 17, 1998
4661028 Reverse cutting expansion tap Apr. 28, 1987
4229127 Boring bar Oct. 21, 1980

  Recently Added Patents
Vacuum switch and electrode assembly therefor
Wireless communication system and wireless communication method
Image reading apparatus, image reading method and program
Laser receiver for detecting a relative position
Combination therapy to enhance NK cell mediated cytotoxicity
Moving picture decoding device and moving picture decoding method
  Randomly Featured Patents
Laser beam machining system and method with restart command function
Circuit arrangement for high-voltage adjustment
System for and method of determining the location of an object in a medium
Process and circuit arrangement for controlling the slip when braking a road vehicle
Window assembly with a motorized window shade mechanism
Treatment of diarrhea
Disposable absorbent garment that incorporates a continuous reinforced leg gasket and method for the manufacture thereof
Transfer device having a controlling section for controlling contact start conditions
Method for playing an auxiliary game with prize rewarding system
Security case used on counter