FIELD: transportation.
SUBSTANCE: invention relates to devices for continuous lifting of cargoes and can be used as jack or retractable support, in particular piggyback car. Proposed support comprises casing, running screw with movable nut, actuator engaged with said nut via gearing, and cargo platform moving together with casing and movable nut. Running screw is fixed on the retractable support hingedly, and the cargo platform is installed on the rotary bracket connected to the body and the movable nut.
EFFECT: invention widens the range of angles of the relative position of the load plate and the running screw of the retractable support.
6 cl, 5 dwg
| Title | Year | Author | Number |
|---|---|---|---|
| PIGGYBACK CAR | 2018 |
|
RU2698530C1 |
| PIGGY-BACK CAR | 2018 |
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| STAND FOR ASSEMBLING AND WELDING RAILCAR FRAME | 2017 |
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| SADDLING DEVICE OF PIGGY-BACK PLATFORM | 2020 |
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| FACING BOARD PRODUCTION PLANT | 1993 |
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RU2065806C1 |
| DRESSING SET FOR OPEN-TOP CAR HATCHES | 2005 |
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RU2291013C1 |
| APPARATUS FOR LOADING UNIT LOADS INTO RAIL CAR | 0 |
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SU1024401A1 |
| SCREW JACK | 1996 |
|
RU2128142C1 |
| CANTILEVER CRANE | 0 |
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| ELECTROMECHANICAL JACK | 2009 |
|
RU2412106C1 |
