Patent · US Expired

Windblast leg protector assembly

US4465250A · kind A · utility

1Cited by
9References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 9, 1983
Grant dateAug 14, 1984
Priority date
Expiry dateFeb 9, 2003

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB64D25/02
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A windblast leg protector assembly for use by an occupant of an open-type ejection seat of an aircraft. The assembly includes, for each leg of the seat occupant, a modification to the occupant's conventional anti-acceleration suit by way of a piece of nylon fabric (with concave configurated load spreading cuts, and with a ring captured thereon) attached to the thigh portion, and a similar piece of nylon fabric with a ring captured thereon attached to the calf portion, of each full length leg member of the anti-acceleration suit. Restraining/retracting straps which are connected to, and which remain with the ejection seat, are also constituent components of the windblast leg protector assembly. Snap hooks, which are captured on the slack restraining/retracting straps, are releasably connected by the occupant, after sitting down in the ejection seat, to the captured rings on the thigh and the calf portions of the anti-acceleration suit being worn. During ejection, the slack restraining/retracting straps are automatically retracted and tensioned, thereby pulling downwardly on the captured rings, their retaining members, the leg members of the suit, and the legs of the occupant. As a r…

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