Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Industrial
Class Information
Number: 470/3
Name: Threaded, headed fastener, or washer making: process and apparatus > Process > Assembling or disassembling fastener with element > Bolt or screw with washer
Description: Subject matter wherein the fastener comprises an externally threaded securing device having an enlargement at an end of the device structured to function as a head therefor, i.e., a bolt or screw, and further wherein the device is associated with means structured to cooperate and function with the fastener in the form of a perforated disk or annular component, i.e., a washer.










Sub-classes under this class:

Class Number Class Name Patents
470/4 By telescoping 14


Patents under this class:

Patent Number Title Of Patent Date Issued
6004214 Method of forming a device having a captured washer Dec. 21, 1999
5906544 Washer assembly apparatus May. 25, 1999
5616082 Apparatus for assembling a fastener to a washer Apr. 1, 1997
5603661 Bolt-nut assembly for railroad crossing frogs Feb. 18, 1997
4963063 Captive panel fastener Oct. 16, 1990
4957401 Threaded fastener having minimized length and weight and method to make it Sep. 18, 1990
4627166 Washer cutter Dec. 9, 1986
4435112 Fastener assembly Mar. 6, 1984
4201110 Hub nut with washer May. 6, 1980
4166311 Apparatus for trimming a cable terminal lug and assembling a fastener bolt thereon Sep. 4, 1979
4123132 Screw or nut and a captive washer Oct. 31, 1978











 
 
  Recently Added Patents
Electric power supply system and electric power supply system for motor vehicle
Multiple RF band operation in mobile devices
Wrench
Substrate and patterning device for use in metrology, metrology method and device manufacturing method
Process cartridge and electrophotographic image forming apparatus
Soft co-processors to provide a software service function off-load architecture in a multi-core processing environment
Sense-amplifier monotizer
  Randomly Featured Patents
Position detection apparatus and method
Thermal conductivity sensor
Retainer-including insulation displacement connector
Power transfer mechanism for motor vehicle
Method and system for providing beamforming feedback in wireless communication systems
Organic electroluminescent device having an adhesion-promoting layer for use with a magnesium cathode
Method for Radio transmitting information using aircrafts as open transmission relays
Process for the preparation of UV filter substances
Ceramic circuit board
Methods and systems for valuing investments, budgets and decisions