Back to results
US 7,125,233 B2Granted
Injection molding apparatus
AssigneeSumitomo Heavy Industries, Ltd.
InventorOkito Nishio
Life of this patent
Estimating the term…
Abstract
An injection apparatus includes an injection frame, a stator attached to the injection frame, a rotor disposed radially inward of the stator to be rotatable relative to the stator, and a ball screw disposed radially inward of the rotor. The rotor includes a hollow and cylindrical member disposed radially outward of the ball screw, and a magnet attached to an outer circumference of the hollow and cylindrical member.
Claims3
An injection apparatus, comprising:
- an injection frame;
- a stator attached to the injection frame;
- a rotor disposed radially inward of the stator to be rotatable relative to the stator;
- and
- a ball screw disposed radially inward of the rotor,
- wherein the rotor includes a hollow and cylindrical member disposed radially outward of the ball screw, and a magnet attached to an outer circumference of the hollow and cylindrical member.
3 more elements
An injection apparatus, comprising:
- an injection frame;
- a stator attached to the injection frame;
- a rotor disposed radially inward of the stator to be rotatable relative to the stator;
- and
- a rotary slide member disposed radially inward of the rotor,
- wherein the rotor includes a hollow and cylindrical member disposed radially outward of the rotary slide member, and a magnet attached to an outer circumference of the hollow and cylindrical member.
3 more elements
An injection apparatus, comprising:
- an injection frame;
- a cylinder member attached to the injection frame;
- an injection member disposed within the cylinder member such that the injection member can rotate and can advance and retreat;
- a stator attached to the injection frame;
- and
- a rotor disposed radially inward of the stator to be rotatable relative to the stator,
- wherein the rotor includes a hollow and cylindrical member, and a magnet attached to an outer circumference of the hollow and cylindrical member.
4 more elements
Dependencies are inferred from the claim text.