Patent · US Active

Mechanical emergency brake for wind turbines and method for operating same

US8007227B2 · kind B2 · utility

5Cited by

10References

23Claims

0Family size

Assignee

General Electric Company · US

Inventors

Peter Rogall · St. Blasien, DE
Patrick Achenbach · Rheine, DE

Key dates

Filing date	Jul 28, 2004
Grant date	Aug 30, 2011
Priority date	—
Expiry date	Sep 19, 2026

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02E10/72
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A mechanical emergency brake for a wind turbine is provided, said mechanical emergency brake comprising a spiral spring with a loop at its outer end, a cassette for accommodating said spring and a casing for receiving said cassette and said spring, wherein said casing comprises a retention pin to which the loop of the spring can be fixed.

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