Rotary type hinge assembly for foldable electronic device

Details Rotary type hinge assembly for foldable electronic device Rotary type hinge assembly for foldable electronic device

2007-04-17

2007-04-17

Mah, Chuck Y. (Department: 3677)

Miscellaneous hardware (e.g., bushing, carpet fastener, caster,

Hinge

Including means to hold or retard hinged members against...

C016S367000, C016S303000

Reexamination Certificate

active

10949494

ABSTRACT:
A rotary type hinge assembly for joining a body (310) and a cover (320) of a foldable electronic device has a first axis (A1) and a second axis (A2), and enables the cover open about the first axis and rotate about the second axis. The hinge assembly includes: a housing (210), rotatably attached to the body, and defining a container therein; a spring (220) received in the container; a driven element (230), wherein a first end thereof supports the spring, and a second end thereof has a cam surface (232); a cam (240), being coaxial with the driven element, a cam surface (243) defined on an end thereof including a mountain-shaped portion (244) having a flat surface engaging with the cam surface of the driven element; a rotary shaft (250); and a fixing means (260) for fixing the rotary shaft in the cover; wherein the rotary shaft extend through the cam, the driven element and the spring in that order, and is fixed in the housing.

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