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US 7,890,151 B2Granted
Opening and closing device for cellular phone
AssigneeLaird Technologies Korea YH
InventorSi-Wan Kim
Life of this patent
Estimating the term…
Abstract
Disclosed herein is an apparatus for opening and closing a portable terminal. The apparatus includes a second cam, which has an upper rib to be latched with the upper portion of the housing and a lower rib to be latched with the bottom of the housing, thereby providing structural stability. In addition, frictional wear and noise can be suppressed while the second cam moves, thereby improving the service life and reliability of the device.
Claims3
An apparatus for opening and closing a portable terminal, the apparatus comprising:
- a housing having an internal space;
- a first cam rotatably installed inside of the housing;
- a second cam installed inside of the housing so as to contact the first cam and to be linearly movable inside of the housing;
- and
- a resilient member for urging the first and second cam towards each other, wherein the housing includes an elongated cut-out groove at the bottom of the housing along a moving direction of the second cam, and the second cam includes a lower rib that passes through the cut-out groove from inside of the housing and is slidably latched with the cutout groove in the outside of the housing.
2 more elements
Dependencies are inferred from the claim text.