FIELD: material handling facilities; truck cranes on special base chassis for mounting ground structures. SUBSTANCE: high capacity truck crane boom has base, power cylinders with centralized drive, cable-sheave system, turnable with counter-weight on truck crane slewing circle. Base is made of even number of parallel support sections, each being rigidly connected by crossmembers to form lengthwise rectangular aperture. Gooseneck attachment is installed in aperture to travel relative to common axis. Gooseneck attachment is coupled with boom portal in four points. EFFECT: enlarged operating capabilities. 2 cl, 5 dwg
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0 |
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SU185476A1 | |
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|
RU2283467C1 |
TRACTOR TRACK LAYER | 2023 |
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RU2808047C1 |
TELESCOPIC BOOM | 0 |
|
SU1025660A1 |
CRANE JIB | 2007 |
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RU2374166C2 |
TRAILER PART OF TRACKLAYER | 2022 |
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TRUCK-MOUNTED HYDRAULIC CRANE PLANT | 1999 |
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RU2155680C1 |
0 |
|
SU251793A1 | |
TELESCOPIC BOOM | 0 |
|
SU1009985A1 |
Authors
Dates
1998-03-10—Published
1996-04-03—Filed