Light weight small back door

• Main Authors: WANG LEI, HU JIANWEI, LIANG CHENGHAI, ZHANG HONGSEN, LYU HONGYONG, BI YANMENG, GAO CHENGLEI
• Format: Patent
• Language: Chinese; English
• Published: 17.12.2014
• Subjects: LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS; MOTOR VEHICLES; PERFORMING OPERATIONS; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FORVEHICLES; TRAILERS; TRANSPORTING; VEHICLES IN GENERAL; WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILARDEVICES FOR VEHICLES

The utility model discloses a light weight small back door. A smooth surface is formed on the outer side of an outer door sheet, a plurality of vertical ribs are arranged on the inner side of the outer door sheet, fixed mounting holes are formed in the vertical ribs and the local thickness of each vertical rib in a contact part between each vertical rib and the inner wall of the outer door sheet is less than that of each vertical rib located on the upper middle part of the outer door sheet; continuous grooves are formed in an injection moulded frame skeleton, alternately arranged reinforcing ribs are arranged in the grooves, and the frame skeleton is fixed on the inner side of the outer door sheet through fastening screws. According to the light weight small back door provided by the utility model, the texture of the rear back door is defined to be plastic; furthermore, the small back door is formed by fixing the bolts and the skeleton made from engineering plastics and integrally combining the engineering pl