Compact Service Hoist System for Underground Metal and Nonmetal Mines
Public Domain
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1985/01/01
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Series: Mining Publications
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Personal Author:
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Description:A semiautomatic, raise climber, compact service hoist system was designed for stope access in underground metal and nonmetal mines. Demonstrated capabilities of the system include a 1,000-lb payload capacity, control from the traveling cage and from up to three remote stations, and operation in vertical or inclined raises 3 ft in diameter and up to 300 ft in length at a travel speed of 50 ft/min. The system can be operated in crooked raises; the conveyance climbs two stationary wire ropes suspended down the raise. The drive unit is electrically powered, with power and control signals supplied to the drive unit through an umbilical cable also suspended down the raise. The system has been designed for portability, ease of installation, and minimum raise development. The hoist has been demonstrated successfully in an aboveground test tower. This report provides a detailed description of the hoist design and its demonstrated performance to date. [Description provided by NIOSH]
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Pages in Document:1-139
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NIOSHTIC Number:nn:10005053
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NTIS Accession Number:PB86-179991
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Citation:NTIS: PB/86-179991 :139 pages
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Federal Fiscal Year:1985
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Performing Organization:Foster-Miller, Inc.
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Peer Reviewed:False
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Source Full Name:NTIS: PB/86-179991
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Main Document Checksum:urn:sha-512:2886ebf3d11501ab8e52e5497b7a970e4ff007b04fc396fd4678692cbd7e03c5e62cf333b8bc561100e70be00d1289656e7def10a8fb68333b603678bacb2d52
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