Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Browse by Category: Main > Transportation & Automotive
Class Information
Number: 244/99
Name: Aeronautics > Aircraft control > Airship control > Gas release
Description: Devices and arrangements for releasing the buoyant gas from lighter-than-air craft.










Patents under this class:

Patent Number Title Of Patent Date Issued
8459589 External pressurization system for lighter than air vehicles Jun. 11, 2013
8336810 System, method and apparatus for widespread commercialization of hydrogen as a carbon-free alternative fuel source Dec. 25, 2012
8103393 Aircraft exhaust gas temperature monitor Jan. 24, 2012
7568656 System for controlling the lift of aircraft Aug. 4, 2009
7472865 Dehumidification system for an airship Jan. 6, 2009
7350749 Mass transfer system for stabilizing an airship and other vehicles subject to pitch and roll moments Apr. 1, 2008
5931413 Aircraft Aug. 3, 1999
5653405 Balloon venting valves Aug. 5, 1997
5584449 Generation and control of inflatable balloons Dec. 17, 1996
5449130 Hot air balloon amusement ride Sep. 12, 1995
5297763 Safety balloon apparatus Mar. 29, 1994
4836471 Navigational vent for hot air balloons Jun. 6, 1989
4651956 Deflation and control system for hot air balloons Mar. 24, 1987
4498408 Lifting body for diving Feb. 12, 1985
4432513 Gas-proof fastening system for a non-rigid airship Feb. 21, 1984
4402476 Exhaust valve and maneuvering structure for lighter-than-air aircraft Sep. 6, 1983
4280674 Balloon with deflation port Jul. 28, 1981
4090682 Pressure and hot air relief vents for a pressurized hot air airship May. 23, 1978
4042192 Balloon with deflation and maneuvering ports Aug. 16, 1977
4033527 Deflation cap for pressurized hot air airship Jul. 5, 1977











 
 
  Recently Added Patents
System, method, and computer readable medium for a force-based wheelchair joystick
Isolated Australian coral reef fluorescent proteins and cell-based kinase or phosphatase platforms for cancer drug development
Packet communication system and packet communication method, and node and user device
Cleaning device, and image forming apparatus, process cartridge, and intermediate transfer unit each including the cleaning device
Apparatus and method for layered decoding in a communication system using low-density parity-check codes
Method for manufacturing photoelectric conversion device
Image-processing method and program, and image-processing apparatus
  Randomly Featured Patents
Process and device for controlling a particulate filter
Bridgeless power factor corrector with logic control
In situ cloning from pathological tissue specimens
Apparatus and method for providing high temperature conductive-resistant coating, medium and articles
Method and apparatus for cancelling noise in a received signal by signal subtraction
Retaining nut
Secreted and transmembrane polypeptides and nucleic acids encoding the same
Fuel electrode for solid electrolyte fuel cells and a method for manufacture of the electrode
Systems and methods for identifying erroneous transactions
Device for operation of a high pressure discharge lamp and a projector device