Patent · US Expired

Multi-terrain vehicle

US4282946A · kind A · utility

18Cited by
6References
11Claims
0Family size

Inventor

Key dates

Filing dateJun 26, 1979
Grant dateAug 11, 1981
Priority date
Expiry dateJun 26, 1999

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60V3/02
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A multi-terrain vehicle for travelling on or above the ground or the like. The multi-terrain vehicle has a rigid body portion and a series of rigid ribs are rotatably connected on each side of the body portion that are capable of being rotated to their fully deployed positions. A sailcloth made from a material known by the trademark Dacron is located between each of the ribs so that the ribs and the sailcloth provide a collapsible air duct. When these air ducts are extended and provided with a source of air, this air can cause the multi-terrain vehicle to float or be located above the ground or the like. The rigid ribs also have spring members or the like that permit them to be self-adjusting to automatically maintain proper ground clearance. When the ducts are deployed the multi-terrain vehicle can be moved horizontally over the ground by controlling the amount of air flow through the various ducts. The multi-terrain vehicle also has retractable wheels that permit it to travel over suitable terrain such as a road or the like. When these retractable wheels are extended the collapsible ducts would normally be collapsed up against the respective sides of the body portion. The collaps…

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