Protective cover, key assembly using the same and portable electronic device using the key assembly
First Claim
1. A key assembly, comprising:
- a key comprising a. key body and a resisting block protruding from the key body;
a protective cover comprising a cover body and a pressing body, the cover body having an accommodating cavity recessed therefrom and an accommodating hole defined through a base wall of the accommodating cavity;
the pressing body comprising a pressing portion and a resisting post protruding from the pressing portion, the pressing portion being received within the accommodating cavity, and exposed from the accommodating hole to resist against the corresponding resisting block of the key;
a switch covered under the protective cover and abutting against the corresponding resisting post; and
an elastic sheet mounted with the key, the elastic sheet comprising an elastic arm extending therefrom and a through hole defined through the elastic arm;
the key fixed to the elastic arm with the resisting block of the key passing through the corresponding through hole and abutting against the pressing portion;
wherein when the key is pressed toward the switch, the resisting block together with the elastic arm is moved toward the switch to resist against the pressing portion for triggering the switch.
1 Assignment
0 Petitions
Accused Products
Abstract
A protective cover includes a cover body and a pressing body integrally mounted to the cover body. The cover body has an accommodating cavity recessed from a surface of the cover body and an accommodating hole defined through the base wall of the accommodating cavity. The pressing body is mounted to the cover body and includes a pressing portion and a resisting post. The pressing portion is configured for being received within the accommodating cavity and exposed from the accommodating hole. The resisting post protruding from a surface of the pressing portion away from the cover body corresponding to the switch. There also discloses a key assembly using the protective cover and a portable electronic device using the key assembly.
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Citations
11 Claims
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1. A key assembly, comprising:
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a key comprising a. key body and a resisting block protruding from the key body; a protective cover comprising a cover body and a pressing body, the cover body having an accommodating cavity recessed therefrom and an accommodating hole defined through a base wall of the accommodating cavity;
the pressing body comprising a pressing portion and a resisting post protruding from the pressing portion, the pressing portion being received within the accommodating cavity, and exposed from the accommodating hole to resist against the corresponding resisting block of the key;a switch covered under the protective cover and abutting against the corresponding resisting post; and an elastic sheet mounted with the key, the elastic sheet comprising an elastic arm extending therefrom and a through hole defined through the elastic arm;
the key fixed to the elastic arm with the resisting block of the key passing through the corresponding through hole and abutting against the pressing portion;wherein when the key is pressed toward the switch, the resisting block together with the elastic arm is moved toward the switch to resist against the pressing portion for triggering the switch. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A portable electronic device, comprising:
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a housing; a battery cover detachably mounted to the housing and defining a key hole through the battery cover; a circuit board assembled within the housing; and a key assembly comprising; a key assembled to the battery cover and received within the key hole, the key comprising a key body and a resisting block protruding, from the key body; a switch module assembled to the housing corresponding to the key and electrically connecting with the circuit board, the switch module being configured to be triggered by the key; and a protective cover assembled to the housing for covering the switch module, the protective cover comprising a cover body and a pressing body, the cover body having an accommodating cavity recessed therefrom and an accommodating hole defined through a base wall of the accommodating cavity;
the pressing body comprising a pressing portion and a resisting post protruding from the pressing portion, the pressing portion being received within the accommodating cavity and exposed from the accommodating hole;an elastic sheet mounted with the key, the elastic sheet comprising an elastic arm extending therefrom and a throe through hole defined through the elastic arm;
the key fixed to the elastic arm with the resisting block of the key passing through the corresponding through hole and abutting against the pressing portion;wherein when the key is pressed toward the switch, the resisting block together with the elastic arm is moved toward the switch to resist against the pressing portion for triggering the switch to generate an electric control circuit for controlling the portable electronic device as the battery cover is mounted to the housing. - View Dependent Claims (9, 10, 11)
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Specification