Resources Contact Us Home
Browse by Category: Main > Transportation & Automotive
Class Information
Number: 244/27
Name: Aeronautics > Aircraft, lighter-than-air > Airship and paddle wheel sustained
Description: Propelled aeronautical machines sustained by their buoyancy relative to the air, having also provision for sustentation or vertical lift by the downward thrust developed by rotating paddle wheels. These paddle wheels may also provide a part or all of the forward propulsion.

Patents under this class:

Patent Number Title Of Patent Date Issued
8645005 Multipurpose modular airship systems and methods Feb. 4, 2014
6402090 Balloon trajectory control system Jun. 11, 2002
4482110 Cyclorotor composite aircraft Nov. 13, 1984

  Recently Added Patents
Vacuum cleaner filter adapter ring
Use of tris(hydroxymethyl) aminomethane for the stabilization of peptides, polypeptides and proteins
Mobile application for calendar sharing and scheduling
Systems and methods for adaptive error thresholds or adaptive modulation schemes based on atmospheric conditions
Mesa-shaped piezoelectric resonator element
Method and system of channel detecting and reporting, terminal, and management center
Gangable electrical box and leveling assembly
  Randomly Featured Patents
Tire tread
Catalysts and catalyst supports
Composite wing and manufacturing process thereof
Process for the agglomeration of solids
Rodent trap using inclined screen
Apparatus and method for correcting defects by friction stir processing
Resonant thermoelectric generator
Active tuning of a torsional resonant structure
Motor vehicle state detecting system
Circuit card retainer assembly