Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Mechanical aerator










Image Number 2 for United States Patent #4123482.

A mechanical aerator comprising a boss, and at least one blade which extends radially from the boss and comprises a planar body portion and a deflector, the arrangement being such that when the aerator is mounted for rotation about a vertical axis the planar body portion of the blade lies in a vertical, or substantially vertical, plane and the deflector is inclined circumferentially upwardly from the top of the planar body portion.








 
 
  Recently Added Patents
Reovirus for the treatment of cellular proliferative disorders
Invisible fence battery charger
System and method for a driver circuit with a referenced control signal
Method and system for imaging a cross section of a specimen
Methods and apparatus for providing video on demand and network PVR functions using IP streaming
Early kill removal graphics processing system and method
Methods, devices and computer program products providing for establishing a model for emulating a physical quantity which depends on at least one input parameter, and use thereof
  Randomly Featured Patents
Optical amplifier
Buckle apparatus
Composite compound with mixed crystalline structure
Selection switch memory circuit
Shock absorbing lamp assembly for baseless cartridge bulbs and the like
Method and apparatus for superframe bit allocation
Electrosurgical method for the removal of pacemaker leads
Method, system, and product for performing sub-configuration of entities
Computer stylus and computer adapted to be used therewith
Net weigher with built-in checkweigher