作者: Robert L Bergkamp , Helen Gerber Bergkamp
DOI:
关键词: Engineering drawing 、 Operations management 、 Receptacle 、 Cart 、 Stairs 、 Engineering
摘要: A cart for conveniently storing and transporting all of the implements other items required cleaning homes, office buildings, hospitals like, which is so constructed that it can be conveyed up or down stairs, normally assumes a substantially upright position with contents thereof readily accessible, includes receptacle may swung outwardly to an open receive trash refuse disposed capable being removed from emptying thereof.