Door lock
First Claim
1. A door lock for locking a door within a door frame, comprising a housing, a bolt assembly, a lock mechanism engaged with said bolt assembly and capable of being operated by a user with a key to move said bolt assembly between a locked position and an unlocked position, and being characterized in that said door lock includes first means, secured to said housing and in the moving path of said bolt assembly, and adapted to couple with an alarm apparatus, for turning on said alarm apparatus when said bolt assembly is moved to said locked position, and for turning off said alarm apparatus when said bolt assembly is moved to said unlocked position, and second means, secured to said housing, and adapted to couple with said alarm apparatus, for activating said alarm apparatus to generate said alarm signal when said alarm apparatus is turned on, and the door is opened, and wherein said second means includes a magnet-controlled switch secured to and slightly projecting out of said housing, and a magnet secured to said door frame and confronting said magnet-controlled switch to control said magnet-controlled switch.
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Accused Products
Abstract
A door lock including a housing, a bolt assembly, a lock mechanism engaged with the bolt assembly and capable of being operated to move the bolt assembly from a locked to an unlocked position, and vice versa. The door lock includes a first switch secured to the housing and in the moving path of the bolt assembly, and adapted to couple with an alarm apparatus, for turning on the alarm apparatus when the bolt assembly is moved to the locked position, and for turning off the alarm apparatus when the bolt assembly is moved to the unlocked position.
30 Citations
19 Claims
- 1. A door lock for locking a door within a door frame, comprising a housing, a bolt assembly, a lock mechanism engaged with said bolt assembly and capable of being operated by a user with a key to move said bolt assembly between a locked position and an unlocked position, and being characterized in that said door lock includes first means, secured to said housing and in the moving path of said bolt assembly, and adapted to couple with an alarm apparatus, for turning on said alarm apparatus when said bolt assembly is moved to said locked position, and for turning off said alarm apparatus when said bolt assembly is moved to said unlocked position, and second means, secured to said housing, and adapted to couple with said alarm apparatus, for activating said alarm apparatus to generate said alarm signal when said alarm apparatus is turned on, and the door is opened, and wherein said second means includes a magnet-controlled switch secured to and slightly projecting out of said housing, and a magnet secured to said door frame and confronting said magnet-controlled switch to control said magnet-controlled switch.
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7. A door lock for locking a door within a door frame, comprising a housing, a bolt assembly, a lock mechanism engaged wih said bolt assembly and capable of being operated by a user with a key to move said bolt assembly between a locked position and an unlocked position, and being characterized in that said door lock includes an alarm apparatus secured to said housing and adapted to couple with a power supply device;
- first means, secured to said housing and in the moving path of said bolt assembly, and coupled with said alarm apparatus, for turning on said alarm apparatus when said bolt assembly is moved to said locked position, and for turning off said alarm apparatus when said bolt assembly is moved to said unlocked position; and
alarm activating means, secured to said housing and coupled with said alarm apparatus through said first means, for activating said alarm apparatus to generate an alarm signal when said alarm apparatus is turned on, and the door lock is damaged by the burglar in order to open the door, wherein said alarm activating means includes second means for activating said alarm apparatus to generate said alarm signal when said alarm apparatus is turned on, and the door is opened, and wherein said second means includes a magnet-controlled switch secured to and slightly projecting out of said housing, and a magnet secured to said door frame and confronting said magnet-controlled switch to control said magnet-controlled switch. - View Dependent Claims (8, 9, 10, 11, 12, 13, 14, 15, 16, 17)
- first means, secured to said housing and in the moving path of said bolt assembly, and coupled with said alarm apparatus, for turning on said alarm apparatus when said bolt assembly is moved to said locked position, and for turning off said alarm apparatus when said bolt assembly is moved to said unlocked position; and
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18. A door lock for locking a door within a door frame, comprising a housing, a bolt assembly, a lock mechanism engaged with said bolt assembly and capable of being operated by a user with a key to move said bolt assembly between a locked position and an unlocked position, and being characterized in that said door lock includes first means, secured to said housing and in the moving path of said bolt assembly, and adapted to couple with an alarm apparatus, for turning on said alarm apparatus when said bolt assembly is moved to said locked position, and for turning off said alarm apparatus when said bolt assembly is moved to said unlocked position, and second means, secured to said housing and adapted to couple with said alarm apparatus, for activating said alarm apparatus to generate said alarm signal when said alarm apparatus is turned on, and said lock mechanism is forced to separate from said housing.
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19. A door lock for locking a door within a door frame, comprising a housing, a bolt assembly, a lock mechanism engaged with said bolt assembly and capable of being operated by a user with a key to move said bolt assembly between a locked position and an unlocked position, and being characterized in that said door lock includes an alarm apparatus secured to said housing and adapted to couple with a power supply device;
- first means, secured to said housing and in the moving path of said bolt assembly, and coupled with said alarm apparatus, for turning on said alarm apparatus when said bolt assembly is moved to said locked position, and for turning off said alarm apparatus when said bolt assembly is moved to said unlocked position; and
alarm activating means, secured to said housing and coupled with said alarm apparatus through said first means, for activating said alarm apparatus to generate an alarm signal when said alarm apparatus is turned on, and the door lock is damaged by the burglar in order to open the door, wherein said alarm activating means includes second means for activating said alarm apparatus to generate said alarm signal when said alarm apparatus is turned on, and said lock mechanism is forced to separate from said housing.
- first means, secured to said housing and in the moving path of said bolt assembly, and coupled with said alarm apparatus, for turning on said alarm apparatus when said bolt assembly is moved to said locked position, and for turning off said alarm apparatus when said bolt assembly is moved to said unlocked position; and
Specification