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A power adapter is provided for a computer including a power port and a housing defining an aperture. The power adapter includes a power head, a lock head disposed on the power head and a main housing including a body affixed to a security element, wiring for supplying power to the computer extendin

A power adapter is provided for a computer including a power port and a housing defining an aperture. The power adapter includes a power head, a lock head disposed on the power head and a main housing including a body affixed to a security element, wiring for supplying power to the computer extending through the body to the power head and a lock system selectively actuatable with a key to orient the lock head in first and second orientations. The first orientation is characterized in that the power head is movable relative to the aperture for power head insertion into and removal from the power port. The second orientation is characterized in that the power head is immovable relative to the aperture.

대표청구항 ▼

1. A power adapter for a computer including a power port and a housing defining an aperture, the power adapter comprising: a power head;a lock head disposed on the power head; anda main housing including a body affixed to a security element, wiring for supplying power to the computer extending throu

1. A power adapter for a computer including a power port and a housing defining an aperture, the power adapter comprising: a power head;a lock head disposed on the power head; anda main housing including a body affixed to a security element, wiring for supplying power to the computer extending through the body to the power head and a lock system selectively actuatable with a key to orient the lock head in:a first orientation characterized in that the power head is movable relative to the aperture for power head insertion into and removal from the power port, anda second orientation characterized in that the power head is immovable relative to the aperture. 2. The power adapter according to claim 1, wherein the main housing comprises a tubular body and lateral protrusions extending from the tubular body. 3. The power adapter according to claim 1, wherein the power head comprises a tubular body. 4. The power adapter according to claim 1, wherein the lock head is integrally coupled to the power head and has a rectangular cross-sectional shape. 5. The power adapter according to claim 1, further comprising a user identification element disposed on the main housing. 6. A power adapter for a computer including a power port and a housing defining an aperture, the power adapter comprising: a main housing affixed to a security element;a key housing securely rotatable relative to the main housing to assume first and second rotational positions;a power head insertable into the power port and rotatably coupled to the main housing to be rotated relative to the main housing with the key housing;wiring configured to supply power to the computer extending into and through the main housing to the power head; anda lock head disposed on the power head and configured to assume first and second orientations respectively associated with the first and second rotational positions of the key housing and to permit or prevent power head movements relative to the power port in the first and second orientations, respectively. 7. The power adapter according to claim 6, wherein the main housing comprises a tubular body and lateral protrusions extending from the tubular body. 8. The power adapter according to claim 6, wherein the key housing is receptive of and rotatable by a key. 9. The power adapter according to claim 6, wherein the key housing is disposed within a recess defined by the main housing. 10. The power adapter according to claim 6, wherein the key housing is disposed adjacent to the main housing. 11. The power adapter according to claim 6, wherein the power head comprises a tubular body. 12. The power adapter according to claim 6, wherein the lock head is integrally coupled to the power head and has a rectangular cross-sectional shape. 13. The power adapter according to claim 6, further comprising a user identification element disposed on the main housing. 14. A computer, comprising: an inner housing formed to define a power port;an outer housing formed to define an aperture proximate to the power port;a power adapter comprising a power head, a lock head disposed on the power head and a main housing including a body affixed to a security element, wiring for supplying power to the computer extending through the body to the power head and a lock system selectively actuatable with a key to orient the lock head in:a first orientation characterized in that the power head is movable relative to the aperture for power head insertion into and removal from the power port, anda second orientation characterized in that the power head is immovable relative to the aperture. 15. The computer according to claim 14, wherein the computer is provided as a notebook, laptop or portable computer. 16. The computer according to claim 14, wherein: the power port and the power head have complementary cylindrical shapes, andthe aperture and the lock head have complementary rectangular shapes. 17. The computer according to claim 16, wherein the aperture is aligned with a longitudinal axis of the power port. 18. The computer according to claim 16, wherein a thickness of the lock head is substantially similar to a distance between the inner and outer housings. 19. The computer according to claim 14, further comprising a sensor disposed on the outer housing to determine a lock head orientation. 20. The computer according to claim 14, further comprising a user identification element disposed on the main housing.