U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Bizarre Patents

Patent No. 5926874

Automatic Bed Maker

An automatic bed maker which uses the expansion of inflatable bladder to straighten, align, and tuck-in bed-cover assembly.

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Class 209/36 - Vertical current


Subclass of Class 209 - Classifying, separating, and assorting solids
Definition: Methods and means for successively sifting and subjecting
No. of patents: 9
Last issue date: 07/24/2007


NumberTitleIssue Date
7247633Pyrimidine compounds and their use
A compound of the general formula (I): wherein R1, R2, X, Y and Z are as described in the specification. ...
07/24/2007
7188730Separation system for single stream compressed recyclables
A screening system designed to provide separation of multiple fractions of New Screens Fines. News Screens Fines (“NSF”) contain a mix of compressed, unmarketable recyclables that are generally less than four inches in size created as a by-product of current Mat...
03/13/2007
7104403Static two stage air classifier
A two-stage static air classifier has a feed duct through which particles of a granular mixture fall. A classifying louver plate having fins forming upwardly inclined classifying channels is fitted into a side opening in the feed duct. Particles of a set size are dr...
09/12/2006
6953517Plant for the treatment of residue
In order to make it possible for an inhomogeneous residue generated in a pyrolysis plant to be separated continuously and in as fully graded a way as possible, specially selected components are combined with one anther in an advantageous configuration. An essential ...
10/11/2005
6942103Static two stage air classifier
A two-stage static air classifier has a feed duct through which particles of a granular mixture fall. A classifying louver plate having fins forming upwardly inclined classifying channels is fitted into a side opening in the feed duct. Particles of a set size are dr...
09/13/2005
6329436Process to recycle shredder residue
A system and process for recycling shredder residue, in which separating any polyurethane foam materials are first separated. Then separate a fines fraction of less than about 1/4 inch leaving a plastics-rich fraction. Thereafter, the plastics rich fracti...
12/11/2001
6101853Door and latch mechanism
A latch mechanism for a door has first and second latches, a handle, a first cam connected to the first and second latches, a second cam and a third cam connected to the handle such that movement of the handle operates the first and second latches by tran...
08/15/2000
4634522Arrangement in machines for separating materials having different aerodynamic properties
An arrangement in machines for separating materials having different aerodynamic properties and employing an air current for actuating the materials. A sensor is located in the path of particles carried along by the air current, to generate electric signa...
01/06/1987
4160722Recovery of plastic from municipal waste
The plastic discarded in municipal solid waste is recovered by a process wherein the waste is reduced to a particulate mass having a liquid content of 20% or more such that the paper and other absorbent constituents retain sufficient liquid to be substant...
07/10/1979
 
Sign InRegister
Username  
Password   
forgot password?