Compact door frame

• Main Authors: QIU YIHUI, MAO YUNJIE, XIN GUANGHUI, JIN RUDENG
• Format: Patent
• Language: Chinese; English
• Published: 09.06.2023
• Subjects: HAULING; HOISTING; HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDEDFOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCEDIRECTLY TO THE SURFACE OF A LOAD; LIFTING; PERFORMING OPERATIONS; TRANSPORTING

The utility model discloses a compact door frame, including outer door frame, secondary door frame, fork frame, chain, outer door frame is used for connecting with truck, secondary door frame with outer door frame sliding connection, fork frame sliding connection is on secondary door frame, fork fra...