Sprague-Pratt Electric Elevator
GPTKB entity
Statements (18)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:railway_station
electrical engineering innovation |
| gptkbp:countryOfOrigin |
gptkb:United_States
|
| gptkbp:deployment |
gptkb:Postal_Telegraph_Building,_New_York_City
|
| gptkbp:enables |
skyscraper construction
|
| https://www.w3.org/2000/01/rdf-schema#label |
Sprague-Pratt Electric Elevator
|
| gptkbp:influenced |
modern elevator design
|
| gptkbp:introducedIn |
1892
|
| gptkbp:inventedBy |
gptkb:Frank_J._Sprague
gptkb:Charles_R._Pratt |
| gptkbp:manufacturer |
gptkb:Sprague_Electric_Elevator_Company
|
| gptkbp:notableFor |
automatic control system
multiple elevator operation |
| gptkbp:provides |
electric motor
|
| gptkbp:replacedBy |
hydraulic elevator
|
| gptkbp:significance |
first successful electric elevator system
|
| gptkbp:bfsParent |
gptkb:Frank_Julian_Sprague
|
| gptkbp:bfsLayer |
5
|