Patent · US Expired

Rotary power element

US4144714A · kind A · utility

2Cited by
2References
14Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 28, 1977
Grant dateMar 20, 1979
Priority date
Expiry dateSep 28, 1997

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB60R22/4628
  • WIPO fieldTransport
  • WIPO sectorMechanical engineering

Abstract

A rotary power element has a compressed-gas generator having a liquid for actuation of a rotary drive element. The liquid for actuation of the drive element is sealed within a pipe by bursting elements. In a preferred embodiment the pipe is curved into a coil surrounded by an external supporting sleeve.

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