Resources Contact Us Home
Browse by Category: Main > Household
Class Information
Number: 5/22
Name: Beds > Sofa bed > Extension > Link walk-over
Description: Devices in which a section, usually a seat section, is connected to the frame by radius links to be moved out of the frame by a walk-over motion and take a position coplanar with a section in the frame.

Patents under this class:

Patent Number Title Of Patent Date Issued
8365245 Previous password based authentication Jan. 29, 2013
4866795 Piece of seating furniture convertible to bed Sep. 19, 1989

  Recently Added Patents
Optical input device
Single-lens reflex digital camera which displays an image for live view
Semiconductor device and method of manufacturing the same
Hydrogen generation device and fuel cell system
Semiconductor memory device and manufacturing method thereof
Light barrier and method for detecting objects
  Randomly Featured Patents
Resinous hollow package and producing method thereof
Photochromic naphthopyrans having a double-bridged terphenyl sub-unit
Just in time workflow construction
Fuel elements for nuclear reactors and method for testing the circulation of fuel elements in a core of a nuclear reactor
Multi-wattage blow dryer with user inaccessible power selector
Method of fabricating an adsorbent packet with integral heat shield
Resistance bridge architecture and method
Ship's transmission with changeover from cruising speed to slow speed
Audio-video control system
Optical apparatus