Device for placing cones on a roadway surface
作者： Farid Poursayadi
DOI:
关键词:
摘要: A device for setting cones on a roadway surface having lower base portion and an upwardly extending cone extension. The includes chute upper end end, feeder adapted to release one at time from the of set surface. also has hopper holding plurality stacked above portion, wherein in portions are spaced apart, motive activate control module individual desired apart interval.
lens.org 参考文章(6)
R Piercey, Traffic cone retriever ,(1971)
Eugene H. Luoma, Highway cone dispenser and collector ,(1990)
Frederic Larguier, Device for the placement and if desired the collection of traffic cones ,(1994)
Eugene H. Luoma, John P. Nicholson, Timothy J. Nicholson, Method and apparatus for dispensing and retrieving highway warning markers ,(1991)
Toshiya Yonemori, Masanori Sugii, Satoshi Akita, Apparatus for installing and withdrawing road sign ,(1992)