Handheld electronic device
A portable electronic device may include a housing component defining a side exterior surface of the portable electronic device and a front cover assembly coupled to the housing component and including a front cover defining a front exterior surface of the portable electronic device and an interior surface opposite to the front exterior surface, a display stack attached to the interior surface of the front cover, a support frame coupled to the display stack and defining a plurality of engagement features, and a molded frame member coupled to the interior surface of the front cover and extending at least partially around a periphery of the display stack, the molded frame member encapsulating at least a portion of the support frame and engaging the plurality of engagement features.
1 . A portable electronic device comprising:
a housing component defining a side exterior surface of the portable electronic device; and
a front cover assembly coupled to the housing component and comprising:
a front cover defining a front exterior surface of the portable electronic device and an interior surface opposite to the front exterior surface;
a display stack attached to the interior surface of the front cover;
a support frame coupled to the display stack and defining a set of engagement features; and
a molded frame member coupled to the interior surface of the front cover and extending at least partially around a periphery of the display stack, the molded frame member encapsulating at least a portion of the support frame and engaging the set of engagement features.
2 . The portable electronic device of claim 1 , wherein the support frame comprises a metal structure adhered to the display stack.
3 . The portable electronic device of claim 2 , wherein the support frame defines a flange extending outwardly from a peripheral side of the display stack.
4 . The portable electronic device of claim 3 , wherein the set of engagement features includes a set of holes formed through the flange.
5 . The portable electronic device of claim 1 , wherein:
the front cover assembly further comprises a coating structure positioned on a peripheral portion of the interior surface of the front cover; and
the molded frame member is bonded to the coating structure.
6 . The portable electronic device of claim 1 , wherein:
the display stack comprises a flexible circuit element, the flexible circuit element defining a loop portion extending from a side of the display stack and at least partially enclosing a loop volume; and
the molded frame member conforms to an outer surface of the loop portion and fills the loop volume.
7 . The portable electronic device of claim 6 , wherein:
the molded frame member is formed of a material having a curing wavelength range; and
the loop portion is optically transmissive within the curing wavelength range.
8 . A mobile phone comprising:
a housing component;
a front cover coupled to the housing component and defining an exterior surface and an interior surface opposite to the exterior surface;
a display stack coupled to the interior surface of the front cover;
a support frame coupled to the display stack and defining a flange extending outwardly from a peripheral side of the display stack; and
a frame member formed from a molded polymer material, the molded polymer material at least partially encapsulating the flange and defining:
an upper surface coupled to the front cover; and
a lower surface coupled to the housing component.
9 . The mobile phone of claim 8 , wherein:
the flange defines a set of engagement features; and
the molded polymer material of the frame member interlocks with the set of engagement features.
10 . The mobile phone of claim 9 , wherein the set of engagement features includes a set of holes formed through the flange.
11 . The mobile phone of claim 9 , wherein the molded polymer material at least partially encapsulates a side of the display stack.
12 . The mobile phone of claim 8 , wherein the support frame is formed of metal.
13 . The mobile phone of claim 8 , wherein:
the mobile phone further comprises an opaque coating structure positioned on a peripheral portion of the interior surface of the front cover and defining an opaque border around an active area of the display stack; and
the frame member is bonded to the opaque coating structure.
14 . The mobile phone of claim 13 , wherein:
the frame member is bonded to a first portion of the opaque coating structure; and
a portion of the display stack is coupled to a second portion of the opaque coating structure.
15 . A portable electronic device comprising:
a housing component defining:
a portion of a side exterior surface of the portable electronic device; and
a mounting surface within an interior volume of the portable electronic device;
a front cover assembly coupled to the housing component and comprising:
a front cover defining an exterior surface and an interior surface opposite to the exterior surface;
a display stack coupled to a first portion of the interior surface of the front cover;
a coating structure positioned on a second portion of the interior surface of the front cover, the second portion extending about a periphery of the first portion and comprising:
an opaque mask coupled to the front cover; and
an outer layer coupled to the opaque mask;
a molded frame member bonded to the outer layer of the coating structure and at least partially encapsulating a peripheral side of the display stack, the molded frame member adhered to the mounting surface of the housing component, thereby coupling the front cover assembly to the housing component.
16 . The portable electronic device of claim 15 , wherein:
the molded frame member is bonded to a first portion of the outer layer of the coating structure; and
the display stack is coupled to a second portion of the outer layer of the coating structure.
17 . The portable electronic device of claim 15 , wherein the outer layer comprises a transparent coating layer.
18 . The portable electronic device of claim 15 , wherein:
the front cover assembly further comprises a support frame coupled to the display stack and defining a set of engagement features; and
the molded frame member encapsulates at least a portion of the support frame and engages the set of engagement features.
19 . The portable electronic device of claim 15 , wherein:
the display stack comprises a flexible circuit element, the flexible circuit element defining a loop portion extending from a side of the display stack; and
the molded frame member rigidly encapsulates the loop portion.
20 . The portable electronic device of claim 19 , wherein:
the molded frame member comprises a light-cured polymer material that absorbs light within a wavelength range; and
the loop portion is optically transmissive within the wavelength range.