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
Maintenance tool of control systems
Orthogonal tunable antenna array for wireless communication devices
Air-fuel ratio control apparatus for an internal combustion engine
Method and system for selecting a target with respect to a behavior in a population of communicating entities
Note tab
Reflective non-invasive sensor
  Randomly Featured Patents
Coupled nonlinear elements for frequency down-conversion systems and methods
Lighting apparatus
Compact electronic equipment housing with lower metal-based printed wiring board and removably coupled
Substituted biphenyl isoxazole sulfonamides
Method for cottonwool tampon
Image sensor having two light receiving elements and camera module having the image sensor
Snapshot based replication
Hydraulic apparatus
Method and monoclonal antibodies for vitamin B12 determination
Handle mechanism with child security lock