Rigid coaxial rotor heavy lift helicopter

Information

  • Patent Grant
  • D524228
  • Patent Number
    D524,228
  • Date Filed
    Tuesday, May 31, 2005
    19 years ago
  • Date Issued
    Tuesday, July 4, 2006
    18 years ago
  • US Classifications
    Field of Search
    • US
    • D12 327-329
    • 244 017110
    • 244 017190
    • 244 017210
  • International Classifications
    • 1207
    • Term of Grant
      14Years
Abstract
Description

FIG. 1 is a perspective view of the rigid coaxial rotor heavy lift helicopter;


FIG. 2 is another perspective view thereof;


FIG. 3 is a left side elevational view thereof;


FIG. 4 is a right side elevational view thereof;


FIG. 5 is a top plan view thereof;


FIG. 6 is a bottom plan view thereof;


FIG. 7 is a front elevational view thereof; and,


FIG. 8 is a rear elevational view thereof.


Claims
  • The ornamental design for a rigid coaxial rotor heavy lift helicopter, as shown and described.
US Referenced Citations (6)
Number Name Date Kind
D357894 Arnold et al. May 1995 S
D361053 Whyte et al. Aug 1995 S
D363054 Taylor et al. Oct 1995 S
D375077 Taylor et al. Oct 1996 S
D388048 Taylor et al. Dec 1997 S
D425853 Caporaletti May 2000 S