
MACHINERY FOR FORESTRY - SAFETY REQUIREMENTS AND TESTING FOR POLE-MOUNTED POWERED PRUNERS - PART 2: MACHINES FOR USE WITH BACK-PACK POWER SOURCE
出版:International Organization for Standardization

專家解讀視頻
Describes safety requirements and their verification for the design and construction of portable hand-held pole-mounted powered pruners with a back-pack power unit and using a drive shaft, to transmit power to the cutting attachment.