Injection mold

Abstract

To provide an injection mold capable of molding a member with reduced weld marks. An injection mold 1 includes: a ring-shaped gate through which a molten resin is poured into a cavity disposed at a center; and a plurality of runners that supply the molten resin supplied from a sprue to the gate, and the gate includes a first ring that has a plurality of gate inlets, each of which communicates with one of the plurality of runners, a second ring that has a slit-shaped gate outlet extending in a circumferential direction and communicating with the cavity, the second ring being disposed inside the first ring and having a thickness thinner than the first ring, and a step that is disposed between the first ring and the second ring and establishes communication between the first ring and the second ring.

Dependencies are inferred from the claim text.