Marking and/or leveling device
作者： Rudolf Fuchs
DOI:
关键词: Bearing (mechanical) 、 Electrical engineering 、 Pendulum 、 Mechanical engineering 、 Engineering 、 Light source
摘要: The invention relates to a marking and/or leveling device ( 1 ) comprising light source 4 disposed on pendulum 3 that can pivot relative housing 2 ). According the invention, means are provided for accelerating 9 bearing 8 in pulsing manner.
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