FIELD: tools.
SUBSTANCE: invention relates to pneumatic tool, specifically to pneumatic jacks. Pneumatic jack, operated from compressor contains two toroidal shells, made with possibility to supply compressed air into each of them. Shells are folded along diameter and laid with bends adjoining into rubber-cord cover, having protectors on outer surface lower part, and load-bearing platform in form of two flanges on outer surface upper part, jamming cover upper beads. Outer flange has lugs for articulation with jack carry over handles. Cover is equipped with arranged in central part hollow cylinder and sleeve telescopically connected with it, between bottoms of which adjustable spring is installed.
EFFECT: technical result from use of disclosed invention consists in expansion of functional capabilities and higher capacity of pneumatic jack.
1 cl, 3 dwg
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