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US 7,459,646 B1Granted
Keypad assembly and portable electronic device with same
AssigneesShenzhen Futaihong Precision Industry Co., Ltd., Sutech Trading Limited
InventorZheng Shi
Life of this patent
Estimating the term…
Abstract
A keypad assembly (10) for use in a portable electronic device (8), includes a housing (14) and a key (12). The housing is substantially a flat board, and defines a recess and a hole (143, 145) therein. The key is mounted in the recess and the hole and is defined as in an original state when it is not operated. The key is capable of moving in different directions relative to the housing when it is manually operated. The key is defined as in an operational state when it is manually moved.
Claims14
A keypad assembly comprising:
- a housing having an outer surface and an inner surface, the outer surface defining a recess therein, the inner surface forming a ring positioning protrusion with an inner wall;
- and
- a key being movably received in the recess along a direction parallel to the outer surface;
- an elastic member received in the ring positioning protrusion of the housing;
- a contact supporting the elastic member, the key passing through the elastic member and being fixed with the contact;
- the key with the contact moving relative to the housing and the elastic member providing a reverse force to allow the key back to an original state.
3 more elements
A portable electronic device comprising:
- a keypad assembly, comprising:
- a housing having an outer surface and an inner surface, the inner surface forming a ring positioning protrusion with an inner wall;
- and
- a key being movably positioned in the outer surface along a direction parallel to the outer surface;
- an elastic member received in the positioning protrusion and abutting the inner wall;
- a contact supporting the elastic member, the key passing through the elastic member and being fixed with the contact;
- and
- a substrate seat having at least one switchpoint,
- wherein the housing being mounted to the substrate seat, the key is manually operative to move from the original state to the operational state to abut against the switchpoint, and to move back from the operational state to the original state when the operation on the key is released.
6 more elements
Dependencies are inferred from the claim text.