Patent ID: 11960314
Assignee: ESSEX INDUSTRIES, INC.
Field: Mechanical elements (Mechanical engineering)
Classification: CPC G  B | IPC B  G

Claim 8:
9. A method of operating a collective lever and control system of a rotorcraft comprising:
providing a collective lever having two opposing ends;
providing a control system attached to one of said two opposing ends of said collective lever, said control system comprising:
a main body being generally rectangular in horizontal cross section and including:
a base having a generally planar lower surface for attachment to an end of a collective lever;
a horn portion extending a first side of said main body to create an overhang indirectly supported by said base and projecting horizontally away from said main body; and
an upper surface having a generally convex form extending from said horn toward a second side of said main body, said second side being opposed to said first side, and terminating in a concave depression at said second side; and
a plurality of controls, wherein a first control in said plurality is arranged on said main body and a second control in said plurality is arranged on said horn portion;

grasping said control system so that fingers are on said main body and a thumb on said horn portion;
pulling said collective lever without removing said fingers from said main body;
moving said thumb from said horn portion to said main body; and
operating said plurality of controls with at least one of said fingers and said thumb without removing said fingers from said main body.