Title:
COMPOSITE HELMET
Document Type and Number:
Japanese Patent JP2000273712
Kind Code:
A
Abstract:
To improve the impact resistance of a helmet composed of a plastic or a metal, lighten the helmet and improve the operability thereof by mounting or fixing a hollow outer jacket on a body of the helmet.
This helmet made of a plastic or a metal is lightened by mounting or fixing a hollow outer jacket 2 having an outer shape of a spherical part resembled to the external shape of a body 1 of the helmet on the outer surface of the body 1 of the helmet. The inner surface of the outer jacket 2 preferably has the same shape as the outer shape of the body 1 of the helmet.
Inventors:
TATE YOSHIJIRO
OTA TAKAO
OTA TAKAO
Application Number:
JP8348999A
Publication Date:
October 03, 2000
Filing Date:
March 26, 1999
Export Citation:
Assignee:
SUMITOMO BAKELITE CO
International Classes:
A42B3/06; (IPC1-7): A42B3/06