ALLEN J COHEN
Engineering in Peabody, MA
License number
Massachusetts 15384
Issued Date
Mar 8, 1961
Expiration Date
Jun 30, 2008
Type
Mechanical Engineer
Address
Address
Peabody, MA 01960
Personal information
See more information about ALLEN J COHEN at radaris.comName
Address
Phone
981 Chestnut St, Newton, MA 02464
73 Howland St #2A, Provincetown, MA 02657
Newton, MA
Lexington, MA
Hingham, MA
Professional information
See more information about ALLEN J COHEN at trustoria.com
Landing Gear For Model Airplanes
Landing Gear For Model Airplanes
US Patent:
5575700, Nov 19, 1996
Filed:
May 8, 1995
Appl. No.:
8/436848
Inventors:
Allen J. Cohen - Peabody MA
International Classification:
A63H 2790, A63H 1726
US Classification:
446 34
Abstract:
The invention is directed to landing gears for model airplanes. Both the nosegear and the main landing gear are constructed by using an in-line structure having an axial coil spring which is connected to the airplane structure by a shank. The shank is configured to be in-line and generally coaxial with axial coil spring.