FIELD: load lifting facilities. SUBSTANCE: jack has holder with recess. Horizontal pad in lower part of recess connects flat brackets. Plate engaging with spring-loaded pawl used to fix the rack is located under horizontal pad. Operating level has oval hole engaging with horizontal axle secured between brackets. Made on one end of lever is catch straddling half of diameter of pin secured on rack. EFFECT: enlarged operating capabilities. 2 cl, 7 dwg
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