The main structure of the double girder overhead crane consists of a box steel with two beams or a profiled steel with a mobile electric carriage. The lifting system consists of a winch or a wire rope hoist, running on the beams as required, allowing horizontal movement.

Double girder overhead crane for walking on a roof is composed of box type bridge frame, lifting trolley, crane traveling mechanism, and electrical system. It is an excellent choice where high speeds and heavy service are required.

Çift kirişli gezer vinç, bir kiriş, bir kaldırma mekanizması, bir araba hareket mekanizması, bir vinç hareket mekanizması, bir kabin veya bir manuel kontrolör ve bir elektrik kontrol sisteminden oluşur. Araba ray üzerinde yatay olarak hareket edebilir. Bu tip vinçlerin birçok özelliği vardır, hafiftir, kurulumu ve bakımı kolaydır ve genellikle imalat veya bakım uygulamalarında kullanılır. Çapraz kiriş kaynaksız bir bütündür ve yapıyı daha makul ve güvenilir hale getirir.

Last year, SEVENCRANE began to enter the Russian market and went to Russia to participate in exhibitions.

The European double-girder bridge crane is a new type of double-girder bridge crane. Compared with ordinary double-girder bridge cranes, the NLH adopts FEM standards, has a more compact structure, more stable operation, and low noise.

The double-girder bridge crane has superior performance, compact structure, light weight, reliability and operation, and can meet various working conditions.