Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Household
Class Information
Number: 5/21
Name: Beds > Sofa bed > Extension > Slidable section > Change of level
Description: Devices in which a section parallel to the seat slides out, and then the level of one or the other is substantially changed without overturn to make the two sections practically coplanar.










Patents under this class:

Patent Number Title Of Patent Date Issued
7917975 Controlled motion bed-frame positioning assembly Apr. 5, 2011
7509696 System, method, and apparatus for a retractable and concealable support for an item of furniture Mar. 31, 2009
6588837 Chair with pull out sleep surface Jul. 8, 2003
6463603 Convertible wall bed/seat Oct. 15, 2002
6397411 Divan bed with movable frame having means for resting on the ground which can be extracted/retracted by means of rotational operation Jun. 4, 2002
5231710 Convertible sofa-bed Aug. 3, 1993
5195193 Sofa with traversable seat support frame for conversion to a single bed Mar. 23, 1993
5038422 Support structure for sofa beds, with pull-out, raisable auxiliary bed Aug. 13, 1991
4860393 Convertible chair for either sitting or lying Aug. 29, 1989
4672696 Convertible sitting/reclining furniture article Jun. 16, 1987











 
 
  Recently Added Patents
Acoustic measuring instrument
Method of manufacturing semiconductor device
System for seeking for an optimal configuration of a bi-, tri- or multi-ventricular cardiac resynchronization implanted device
Systems, methods and computer program products supporting provision of web services using IMS
Method and composition for hyperthermally treating cells
Digital media content distribution
Systems, methods and apparatus for payment processing
  Randomly Featured Patents
Methods for the production of tinted contact lenses
Subcutaneous radiation reflection probe
Holder for hair dryer and accessories
Compounds derived from polyanhydride resins with film-forming, UV-absorbing, and photostablizing properties, compositions containing same, and methods of using the same
Alignment apparatus
Seal structure for automobile doors
Aldol-crosslinked polymeric hydrogel adhesives
Narrow ink jet printhead
Method for the production of transparent, polycrystalline alumina with a yellowish color tone
Height adjustable diverter spout assembly