Back to results
US 2018/0274616 A1Published application
Torsion spring
AssigneeHamilton Sundstrand Corporation
InventorsMarcin CIS, Piotr SAWICKI
Life of this patent
Estimating the term…
Abstract
There is provided a method of manufacturing a torsion spring, comprising providing a section of sheet metal, and forming the torsion spring from the section of sheet metal.
Claims15
A method of manufacturing a torsion spring, comprising:
- providing a section of sheet metal;
- and
- forming the torsion spring from the section of sheet metal.
A torsion spring formed from sheet metal, wherein the torsion spring is a substantially flat, single-piece of material.
An assembly comprising:
- an armature and flapper assembly for a servo valve;
- and
- a torsion spring from sheet metal, wherein the torsion spring is a substantially flat, single-piece of material.
Dependencies are inferred from the claim text.