Patent · US Active

Control rod device

US9315257B2 · kind B2 · utility

1Cited by

21References

8Claims

0Family size

Assignee

ZF FRIEDRICHSHAFEN AG · DE

Inventors

Uwe Arnold · Kassel, DE
Matthias Müller · Kirchheim unter Teck, DE
Jeurgen Goette · Vellmar, DE

Key dates

Filing date	Apr 15, 2013
Grant date	Apr 19, 2016
Priority date	—
Expiry date	Jan 8, 2035

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB64C27/54
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

A control rod configuration for adjusting a position of a rotor blade of a helicopter. The control rod configuration includes a control rod which has a bearing eye, adjacent the swash plate, which is penetrated by an axle shaft which has a bearing supported by a bearing bracket. The control rod configuration, which can be simply constructed and is less susceptible to malfunction, has an eccentric with its pivotable bearing in the bearing bracket and which is provided between the bearing bracket and the bearing eye. In addition, a method in which a rotor blade of a helicopter has an assigned control rod which is supported by an axle shaft with a bearing in the bearing bracket which is mounted to the swash plate so as to enable adjustment of the control rod by pivoting the axle shaft during flight.

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