This invention relates to a cylindrical lock assembly and the combination of the cylindrical lock assembly and bolt assembly. The lock assembly includes a chassis housing an actuator that is rotatable about an axis xx to move a shuttle relative to the chassis. The shuttle operatively engages the bol
This invention relates to a cylindrical lock assembly and the combination of the cylindrical lock assembly and bolt assembly. The lock assembly includes a chassis housing an actuator that is rotatable about an axis xx to move a shuttle relative to the chassis. The shuttle operatively engages the bolt assembly to retract the latch bolt. The lock set also includes outer furniture which is adjustable in its position relative to the shuttle to accommodate doors of a range of thickness.
대표청구항▼
1. A cylindrical lock set for use with a range of door panels of different thickness, the door panels having a cylindrical aperture extending from an inner surface of the door panel to an outer surface of the door panel and a bore extending from an edge of the door panel and opening into the cylindr
1. A cylindrical lock set for use with a range of door panels of different thickness, the door panels having a cylindrical aperture extending from an inner surface of the door panel to an outer surface of the door panel and a bore extending from an edge of the door panel and opening into the cylindrical aperture, the lock set comprising: a lock assembly including a chassis adapted to be disposed in the cylindrical aperture of the door panel,an actuator at least partially housed in the chassis, the actuator rotatable about an actuation axis,a shuttle at least partially housed in the chassis, the shuttle operatively connected to the actuator such that the shuttle is moved linearly relative to the chassis in response to operation of the actuator, anda bolt assembly adapted to be disposed in the bore of the door panel, the bolt assembly operatively attached to the shuttle;furniture including an outer rose for positioning adjacent the outer surface of the door panel; andspacing means associated with the furniture and the chassis, the spacing means including a detent associated with the chassis so as to move with the chassis,biasing means for biasing the detent to adopt an active condition, anda stud associated with the outer rose, the stud extending in a direction substantially parallel to the actuation axis toward the chassis and adjacent to the detent,wherein in the active condition of the detent the detent engages the stud to fix the position of the stud and the outer rose relative to the chassis, and wherein in an inactive condition of the detent permits adjustment of the position of the chassis along the actuation axis relative to the outer rose. 2. A cylindrical lock set according to claim 1 wherein the spacing means permits the outer rose to be detachably connectable to the chassis. 3. A cylindrical lock set according to claim 1 wherein the spacing means is configured to permit unitary incremental adjustment of the shuttle along the actuation axis. 4. A cylindrical lock set according to claim 1 wherein the stud is configured with a plurality of incremental features that interact with the detent to allow for unitary incremental adjustment of the stud relative to the detent. 5. A cylindrical lock set according to claim 1 wherein the stud includes a threaded bore to interact with a threaded fastener associated with an inner rose so as to fix the position of the inner rose relative to the chassis. 6. A cylindrical lock set according to claim 1 wherein the lock assembly includes a lock means that when in a locked condition renders the actuator inoperable, and further comprising a button associated with the inner side of the lock assembly for operating the lock means, the button moveable along the actuation axis from a rest position to a depressed position to adjust the condition of the lock from the locked condition, wherein the position of the button along the actuation axis relative to the chassis when the button is in the rest position is adjustable. 7. A cylindrical lock set according to claim 6 wherein the lock assembly includes a shaft having a longitudinal axis and the button at a free end of the shaft, the shaft being movable along with the button between the rest and depressed positions to adjust the condition of the lock, the button being rotatable about the longitudinal axis of and relative to the shaft to adjust the position of the button along the shaft and relative to the chassis when the button is in the rest position. 8. A cylindrical lock set according to claim 7 including stop means which in an active position engages the button to restrain the button from rotating about the longitudinal axis of the shaft, the stop means being longitudinally moveable along the shaft from the active position so as to allow the button to be rotated. 9. A cylindrical lock set according to claim 8 wherein the stop means interacts with the shaft so as to restrain the stop means from rotating relative to the shaft. 10. A cylindrical lock set according to claim 8 wherein the stop means includes biasing means for biasing the stop means toward the active position. 11. A cylindrical lock set according to claim 8 wherein the button and stop means include castellated mating surfaces that interlock when the stop means is in the active position so that rotation of the button causes rotation of the shaft. 12. A cylindrical lock assembly for a door having a cylindrical aperture extending from an inner side of the door to an outer side of the door, the cylindrical lock assembly comprising: a chassis adapted to be disposed in the cylindrical aperture of the door;an actuator at least partially housed in the chassis, the actuator rotatable about an actuation axis;a shuttle at least partially housed in the chassis, the shuttle operatively connected to the actuator such that the shuttle is moved linearly relative to the chassis in response to operation of the actuator;a lock means that when in a locked condition renders the actuator inoperable, the lock means including a shaft having a longitudinal axis; anda button at a free end of the shaft and externally accessible of the lock assembly for operating the lock means, the button and the shaft moveable along the actuation axis from a rest position to a depressed position to adjust the condition of the lock to the locked condition, the button being rotatable about the longitudinal axis of and relative to the shaft to adjust the rest position of the button along the longitudinal axis of the shaft relative to the chassis. 13. A cylindrical lock assembly according to claim 12 including stop means which in an active position engages the button to restrain the button from rotating about the longitudinal axis of the shaft, the stop means being longitudinally moveable along the shaft from the active position so as to allow the button to be rotated relative to the shaft. 14. A cylindrical lock assembly according to claim 13 wherein the stop means interacts with the shaft so as to restrain the stop means from rotating relative to the shaft. 15. A cylindrical lock set according to claim 14 wherein the stop means includes biasing means for biasing the stop means toward the active position. 16. A cylindrical lock set according to claim 14 wherein the button and stop means include castellated mating surfaces that interlock when the stop means is in the active position so that rotation of the button causes rotation of the shaft. 17. Furniture for use with a cylindrical lock assembly having a chassis housing an actuator that is operable to retract a shuttle relative to the chassis from a rest position and actuator biasing means for urging the actuator and the shuttle toward the rest position, the chassis configured to be disposed in a cylindrical aperture extending from an inner side of a door to an outer side of the door, the furniture comprising: a rose adapted to be disposed adjacent a side of the door,a hand engageable member for operating the actuator,drive means associated with the rose and connected for rotation with the hand engageable member, the drive means rotatable from a rest position by the hand engageable member relative to the rose when operating the actuator,selectively operable drive biasing means that in an operative condition urges the drive means to adopt the rest position and in an inoperative condition does not urge the drive means to adopt the rest position, andan abutment detachably connected to the rose for selecting the condition of the drive biasing means, wherein the drive biasing means abuts the abutment when the abutment is connected to the rose for placing the drive biasing means in the operative condition and the abutment is detached from the rose for placing the drive biasing means in the inoperative condition. 18. Furniture according to claim 17 wherein the drive biasing means when operative urges the drive means once it is rotated from the rest position. 19. Furniture according to claim 17 wherein the drive means is rotatable relative to the rose in both a clockwise or anticlockwise direction to operate the actuator, and the drive biasing means when operable urges the drive means once rotated in either direction. 20. Furniture according to claim 17 wherein the hand engageable member is a rotatable lever or a knob. 21. Furniture according to claim 20 wherein the operative condition is selected for the drive biasing means when the hand engageable means is a lever, and the inoperative condition is selected for the drive biasing means when the hand engageable means is a knob. 22. Furniture according to claim 17 wherein the drive biasing means includes a plurality of torque settings when in the operative condition. 23. Furniture according to claim 17 wherein the drive biasing means includes a torsion spring. 24. A cylindrical lock set according to claim 1 wherein the detent comprises a plate member moveable in a direction substantially perpendicular to the actuation axis between the inactive condition and the active condition where the plate member engages the stud for fixing the position of the chassis relative to the outer rose. 25. A cylindrical lock set according to claim 24 wherein the detent further comprises at least one projection extending from the plate member in the direction of movement between the inactive condition and the active condition, and the stud has a plurality of longitudinally spaced grooves along an outer surface of the stud facing the plate member, wherein in the inactive condition the at least one projection is spaced from the grooves and in the active condition the at least one projection is received by one of the grooves. 26. A cylindrical lock set according to claim 8 wherein the stop means is configured to journal the shaft for relative sliding longitudinal movement of the stop means relative to the button along the shaft from the active position. 27. A cylindrical lock assembly according to claim 13 wherein the stop means is configured to journal the shaft for relative sliding longitudinal movement of the stop means relative to the button along the shaft from the active position. 28. Furniture according to claim 23 wherein the torsion spring includes a first end engaged by the drive means, and a second end engaged by the abutment, wherein the first end and the second end of the spring are separated for tensioning the spring when the drive means is rotated relative to the rose from the rest position by the hand engageable member. 29. Furniture according to claim 17 wherein the abutment is a bolt, and wherein the rose has a threaded opening for receiving the bolt for placing the drive biasing means in the operative condition.
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이 특허에 인용된 특허 (14)
Hwang, Lien-Shi, Adjustable lock for various door thicknesses.
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