Abrégé

A door latch device in a motor vehicle comprises an engagement portion including a latch which engages with a striker of a vehicle body. The door latch device comprises an inner lever connected to an inside handle, a lock lever connected to a lock knob on a door inside the vehicle, a subsidiary lever connected to the lock lever, a childproof lock lever, a motor and an actuating member driven by the motor to actuate the childproof lock lever. Childproof locking and a double locking can be carried out by the single motor.

Classes IPC  ?

• E05C 3/06 - Dispositifs d'immobilisation avec pênes se déplaçant de façon pivotante ou rotative sans action d'une clenche avec poignée de manœuvre ou organe équivalent se déplaçant autrement que rigidement avec le pêne
• E05B 65/06 - Serrures pour emplois particuliers pour portes va-et-vient

Abrégé

An operation mechanism section (3) has a key lever (16) that follows operation of a key cylinder, a lock lever (12) that can move to an unlock position where operation of an operation handle is enabled and to a lock position where it is disabled, linkage levers (14, 15) that, when the lock lever (12) is at the unlock or lock position, follows operation of the operation handle to make a door openable or not openable, and a motor (17) that can move the lock lever (12) to the unlock or lock position. The lock lever (12) is formed by integrating together a gear section (121), a key operation input section (122), and an operation transmission section (123). The gear section (121) is supported so as to be pivotable about a pivot shaft (21) to the unlock and lock positions and directly meshing with a worm gear (171) installed on the rotating shaft of the motor (17). The key operation input section (122) is directly connected to the key lever (16). The operation transmission section (123) is directly connected to the linkage lever (15).

Classes IPC  ?

• E05B 83/36 - Serrures pour portières passagers ou similaire
• B60J 5/00 - Portes
• E05B 81/32 - Détails de la transmission des moyens d’actionnement

Abrégé

A base plate is fixed to one of a door and a vehicle body of a vehicle. A latch is pivotally secured to the base plate and engages with a striker of the other of the door and the vehicle body, thereby connecting the door to the vehicle body. A ratchet is pivotally secured to the base plate and engages with the latch to allow the door to be held in a closed position. The base plate is fixed to the door or vehicle body with bolts. The striker which engages with the latch is positioned substantially on a straight line between center of the two bolts.

Classes IPC  ?

• E05C 3/06 - Dispositifs d'immobilisation avec pênes se déplaçant de façon pivotante ou rotative sans action d'une clenche avec poignée de manœuvre ou organe équivalent se déplaçant autrement que rigidement avec le pêne
• E05C 3/16 - Dispositifs d'immobilisation avec pênes se déplaçant de façon pivotante ou rotative avec action d'une clenche avec poignée de manœuvre ou organe équivalent se déplaçant autrement que rigidement avec la clenche