De Gier Drive Systems products

THG RK gear rack systems are used in truss-rail ventilation systems in Venlo greenhouses. They are mounted against the column. General features are: Suitable for column widths 50 and 60 mm and column depths 80, 100, 120 and 140 mm. The rack centreline is 60 mm from the top of the truss. Coupling sets, sleeve joint couplings, shaft locking clips and/or shaft locking rings are available to connect the input shaft of the gearbox to the 5/4” drive tube. Coupling plates are available for connection to the push-pull tube (ø27 mm or ø32 mm). Other rack lengths or connections to the push-pull tube are available upon request. The rack centreline is 60 mm from the top of the truss. Coupling sets, sleeve joint couplings, shaft locking clips and/or shaft locking rings are available to connect the input shaft of the gearcase to the 5/4” drive tube.

The THG RKGC end-wall ventilation systems have the following characteristics: There are three types of gear rack systems for end-wall ventilation: THG25RKGC, THG55RKGC and THG76RKGC. Each type is supplied complete with a rack for stroke length 750 mm, 900 mm or 1100 mm. Coupling to the push-pull tube by means of 27 mm or 32 mm coupling sets. The input shaft of the gearcase can be connected to a 1” or 5/4” drive tube by sleeve bolt chain coupling sets, shaft locking clips and/or shaft locking rings. The THG25RKGC is designed for lightly loaded systems up to 5000 N per rack and is suitable for C-profile 50 x 25 x 7 x 2.5 mm and/or U-profile 40 x 60 x 2 mm. For mounting the gearcase, 2 holes for M8 x 65 bolts must be drilled through the profile.