Resources Contact Us Home
Browse by Category: Main > Household
Class Information
Number: 5/211
Name: Beds > Bedsteads > Having bottom > Fabricated elastic flats > Tighteners
Description: Devices permanently connected to a bed-bottom frame or bedstead for progressive tightening adjustment of an elastic fabric bottom.

Sub-classes under this class:

Class Number Class Name Patents
5/212 Cord take-up 1
5/215 Depression self-tightener 2
5/213 Lever and screw 1
5/214 Lever 0
5/216 Roller 4
5/220 Screw 2

Patents under this class:

Patent Number Title Of Patent Date Issued
6793289 Seat back or seat base of an automobile seat Sep. 21, 2004
6584627 Webbed frame for furniture Jul. 1, 2003
4899403 Apparatus for controlling expansion or contraction of cover cloth with respect to bed base Feb. 13, 1990
4459713 Double width chaise lounge Jul. 17, 1984
3968528 Bedstead having a woven support Jul. 13, 1976

  Recently Added Patents
CMOS image sensor
Display device substrate, method for manufacturing the same, display device, method for forming multi-layer wiring, and multi-layer wiring substrate
Wind turbine
Blended block copolymer composition
System and method for enhanced transaction payment
Systems and methods for synchronizing and controlling multiple image sensors
Non-serialized electronic product registration system and method of operating same
  Randomly Featured Patents
Mechanical alloying process
Magnetron and method for joining magnetron components
Belt for use in a transmission system
Wireless communications methods and apparatus employing paging attribute descriptors
Stable liquid formulations of high vitamin E content
Photoconductive member having a charge generating pigment and 2,4,7-trinitrothioxanthone as charge transport material
Electronic lamp ballast with driving frequency between load resonant frequencies
Heat pipe cooling for semiconductor device packaging system
Track slot fastener