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
Semiconductor device
Methods for non-linear image blending, adjustment and display
Television with a stand
Sliding-type portable communication device
Method and composition for attracting arthropods by volatizing an acid
Systems and methods for sorting particles
Defect detection system and method
  Randomly Featured Patents
Method of producing thin steel sheets having an improved processability
Semiconductor device reduced in through current
Battery with replaceable cells
Vanadium-dioxide front-end advanced shutter technology
Rear-view mirror pivoting apparatus for use in a vehicle
Tool box
Carrier tracking system
Air and liquid supplying device for endoscope
Cartridge drive
Instrument organizer with movable stabilizing post