Title:
SOUND-ABSORBING DOOR DEVICE
Document Type and Number:
Japanese Patent JPS531942
Kind Code:
A
Abstract:
PURPOSE: To provide a door of light weight and low cost by adapting that the main body of a door is made as a light weight object of a hollow structure, and in the opening to be mounted with it, a hollow frame structure of a metal sheet is fitted in to support the door by a hinge.
Inventors:
NAGAMI NOBORU
Application Number:
JP7573976A
Publication Date:
January 10, 1978
Filing Date:
June 26, 1976
Export Citation:
Assignee:
FUJI HEAVY IND LTD
International Classes:
E06B5/20; E04B1/98; E06B7/22; (IPC1-7): E06B5/20
Domestic Patent References:
| JPS36462Y1 |
Next Patent: JPH0531943