COLLAPSIBLE UNIT Russian patent published in 1996 - IPC

Abstract RU 2063361 C1

FIELD: bridge crossing. SUBSTANCE: collapsible unit includes two outer and two center pontoons articulated together with butt joint fitted on transoms of center pontoons. Mounted on transom of each pontoon on one side near bottom is collapsible streamlined board with shaped cuts. Board is secured in top portion of transom by means of strut 12. Upper portion of board is articulated with hold-down springs and is fixed by means of gates 10. EFFECT: enhanced reliability. 6 dwg

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RU 2 063 361 C1

Authors

Malyshev A.A.

Khmeljuk P.S.

Dates

1996-07-10—Published

1993-12-30—Filed