| 摘要 |
force training equipment. SUBSTANCE: rollers and bar with retainer for catching and holding of loads are secured to carriage. At least, one pair of rollers located on opposite sides of carriage are installed for regulation or elimination of clearance between their working surfaces and guides. Each roller may be installed on carriage with help of hinge, eccentric or crank. EFFECT: higher operate reliability. 5 cl, 3 dwg
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