head block (Q3685)
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A device located on the grid that changes the direction of the vertical lift of the operating lines to the horizontal run toward the loft blocks; usually contains multiple pulleys on a common shaft.
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | head block | A device located on the grid that changes the direction of the vertical lift of the operating lines to the horizontal run toward the loft blocks; usually contains multiple pulleys on a common shaft. |
Statements
140041
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42
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3 August 2013
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7
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head block (English)
A device located on the grid that changes the direction of the vertical lift of the operating lines to the horizontal run toward the loft blocks; usually contains multiple pulleys on a common shaft. (English)
3 August 2013
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sběrná kladka (Czech)
Zařízení přichycené k provazišti které mění směr z vertikálního ovládání na horizontální souběžně s půdou a většinou s více kladkami na stejné ose. (Czech)
3 August 2013
rolna (Czech)
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puleggia (a canali per tiro contrappes.) (Italian)
3 August 2013
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verzamelwiel (Dutch)
Eerste omloopschijf waarover alle staalkabels van een trek worden geleid. (Dutch)
3 August 2013
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polea de cabeza (Spanish)
3 August 2013
carretel de descarga (Spanish)
casetón de desembarco (Spanish)
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Lead Blocks (English)
These are wooden or steel cases surrounding three pulley wheels through which the short, long, and centre lines travel from the grid to the fly- floor. (English)
1923
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