Pneumatic Elevator
Eliminates need for transfer between segments of an elevator systemPneumatic elevator assembly more companct than conventional systemsCost efficient and simple to maintain compared to conventional systems and competing pneumatic designs
High rise structures greater than 30 stories
None
Patent Number: US6085873A
Application Number: US1999320935A
Inventor: Macchi, Anselmo John
Priority Date: 27 May 1999
Priority Number: US6085873A
Application Date: 27 May 1999
Publication Date: 11 Jul 2000
IPC Current: B65G005104 | B66B000700 | B66B000904 | B66B001308
US Class: 187273 | 187274 | 187275 | 187305 | 187373 | 187400
Title: Pneumatic elevator
Usefulness: Pneumatic elevator
Novelty: Pneumatic elevator has a pair of elongated vertical tubular cylindrical shafts and horizontally extending cross-over shafts extending between the vertical shafts adjacent their upper and lower ends to provide a substantially closed system
機器人/機械
Tech ID/UC Case 17174/2002-081-0 Related Cases 2002-081-0
美國
