Patent · US Expired

Multi-plenum air float for load transportation and amusement ride system

US4843969A · kind A · utility

7Cited by
15References
31Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 12, 1988
Grant dateJul 4, 1989
Priority date
Expiry dateJan 12, 2008

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60V3/025
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

An externally propelled load transporting apparatus that transports a uniformly distributed, non-uniformly distributed, or shifting load upon a cushion of air by first directing pressurized air into at least two plenum chambers and then through at least one flexible perforated sheet, wherein each plenum is substantially, independently pressurized.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.