Resources Contact Us Home
Browse by Category: Main > Household
Class Information
Number: 5/271
Name: Beds > Bedsteads > Having bottom > Of springs > Elements > Top connections > Extended coils
Description: Devices formed by interlacing the top coils of adjacent springs or by giving the top coil an extension which engages a coil of an adjacent spring.

Patents under this class:

Patent Number Title Of Patent Date Issued
7578016 One-sided innerspring assembly Aug. 25, 2009
5584083 Mattress spring core Dec. 17, 1996
5184809 Spring assembly for seating and bedding Feb. 9, 1993
4790038 Bedding spring assembly Dec. 13, 1988
4609186 Mattress spring core with open ended coils Sep. 2, 1986
4358097 Spring assembly Nov. 9, 1982

  Recently Added Patents
Information processing using batch setting information
Process for the production of an acylation catalyst
Chair structure
Image forming apparatus having a primary transfer unit, a secondary transfer unit, and a direct transfer unit
Glow in the dark swim goggle frame and band
Method for fabricating a nitrided silicon-oxide gate dielectric
Method and apparatus for controllable communication
  Randomly Featured Patents
Proteins, their production and use
Method for forming a capacitor structure
Method to produce a scintillator-photosensor sandwich, scintillator-photosensor sandwich, and radiation detector
Transmission and method of shifting a transmission
Portable radio
Random number string output apparatus, random number string output method, program, and information recording medium
Device, method, and computer program product for creating print data
Duckbill valve for a tracheostomy tube that permits speech
Framework for automated storage processes and flexible workflow
Microscope, transillumination condenser therefor, and optical element slider