Resources Contact Us Home
Browse by Category: Main > Household
Class Information
Number: 5/16
Name: Beds > Sofa bed > Vertical unfolding sections
Description: Devices in which the bed sections stand compactly folded substantially vertically at or in the sofa back and are drawn forward or backward on a pivot and unfolded.

Patents under this class:

Patent Number Title Of Patent Date Issued
8555431 Linear actuator device Oct. 15, 2013
8464370 Convertible furniture item Jun. 18, 2013
8429770 Convertible sofa with contained air mattress Apr. 30, 2013
6663173 Arrangement at airplane seats Dec. 16, 2003
4669135 Sofa bed with front extension Jun. 2, 1987
4086974 Chassis for vehicle May. 2, 1978

  Recently Added Patents
Method for producing SOI substrate and SOI substrate
Voltage regulator structure that is operationally stable for both low and high capacitive loads
Techniques to manage communications resources for a multimedia conference event
Method and apparatus for management and analysis of services in VoIP networks
Stowable pet leash and collar
Apparatus and method for exerting force on a subject tissue
Positive electrode active material for nonaqueous electrolyte secondary battery
  Randomly Featured Patents
Portable whole body exercise device
Recording medium feed apparatus
Reclosable package
Thin-wall intraluminal graft
Biphenyl oxadiazoles and thiadiazoles as angiothesin II antagonists
Method for purifying metallurgical silicon for solar cells
Apparatus for dispensing tickets, cards and the like
Method of semiconductor fabrication incorporating disposable spacer into elevated source/drain processing
Dental handpiece
Semi-transmission type liquid crystal display which reflects incident light coming from outside to provide a display light source and transmits light from a light source at the back