FIELD: railway transport; heating equipment. SUBSTANCE: proposed boiler-to-car floor joint has base 6 of boiler 1 with flange 7 secured on floor sheet and brackets 2 secured on housing around boiler. Boiler position cylindrical lock 5 with starting cone 11 is secured on corrugated sheet 10. Cone is aligned with boiler axis, and central socket for lock is made in boiler. Flange 7 is locked by horizontal supports made in form of thrust plates moved to contact with flange. Horizontal brackets 2 carry tension screws installed in thread of supports. EFFECT: enhanced reliability of boiler attachment. 3 dwg
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