Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Household
Class Information
Number: 5/258
Name: Beds > Bedsteads > Having bottom > Of springs > Elements > Top saddles
Description: Devices for caps of closed or open work of about the area of one spring unit resiliently supported on springs below. Usually is in the form of a disk or button riding on top, but may have a vertical guide stem supported by any kind of spring.










Patents under this class:

Patent Number Title Of Patent Date Issued
6721981 Body support apparatus Apr. 20, 2004
6647574 Coupled waveband suspension for bedding and seating units Nov. 18, 2003
6487738 Constant restoring force support surface Dec. 3, 2002
5558314 Fluid-like support device Sep. 24, 1996
5426799 Mattress system Jun. 27, 1995
4965898 Innovative structure of cushion Oct. 30, 1990
4956884 Modular box spring mattress Sep. 18, 1990
4703526 Undermattress using paired slats and an elastic supporting member Nov. 3, 1987
4628555 Innerspring mattress Dec. 16, 1986











 
 
  Recently Added Patents
Image-capturing device and projection automatic calibration method of projection device
Bicycle carrier
Method, apparatus, and system for energy efficiency and energy conservation including dynamic cache sizing and cache operating voltage management for optimal power performance
Systems and methods for optimizing capital structure of a financial institution
Methods and systems providing desktop search capability to software application
Power collecting device, power measuring device, and power collecting method
Wristwatch
  Randomly Featured Patents
Process of making absorbent structures and absorbent strutures produced thereby
Optical disk device with optical path length changing member
Portable wireless communication device
Cooling element
Interspecific tree named `SUNSET DELIGHT`
System and method for providing multi-dimensional touch input vector
Decorative textile element
Virtualized management objects
Footwear upper
Liquid filter for vehicle internal combustion engines