Backhoe loaders as base machines in logging operations
Autor: | Jerry Johansson |
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Přispěvatelé: | The Finnish Society of Forest Science, Suomen metsätieteellinen seura, Finlands Forstvetenskapliga Samfund |
Rok vydání: | 1995 |
Předmět: |
0106 biological sciences
puunkorjuu forestry equipment 01 natural sciences logging law.invention Mining engineering law time studies lcsh:Forestry 040101 forestry Backhoe loader metsäkoneet base machines Agroforestry Ecological Modeling Logging Forestry 04 agricultural and veterinary sciences harvesting Base (topology) attachments harvesters kaivinkoneet backhoe loaders forest machines lcsh:SD1-669.5 0401 agriculture forestry and fisheries Environmental science equipment 010606 plant biology & botany |
Zdroj: | Silva Fennica, Vol 29, Iss 4 (1995) |
ISSN: | 2242-4075 |
DOI: | 10.14214/sf.a9215 |
Popis: | Time studies and an ergonomic assessment were carried out in logging operations for three logging machines based on backhoe loader chassis. The time studies were completed with a follow-up study of one backhoe loader-based single-grip harvester. The studies indicated a productivity at the same level as that of specialized Nordic logging machines. Ergonomics also proved to be good. Mean ground pressure exerted by the backhoe loader-based logging machines was a little higher than for some of the conventional Nordic single-grip harvesters, to which it was compared. The ability of the machines to operate in the terrain was also good, even in rough terrain. These machines can also be used for other jobs, such as ditch digging, road building, and road maintenance. The machines then function more as carriers for attachments rather than custom-built backhoe loaders. By more careful planning of operations, the machines can be used to a higher degree and more effectively. The relatively low investment cost compared to many custom-built Nordic logging machines also contributes to a reduction in operating costs. |
Databáze: | OpenAIRE |
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