The present invention comprises a reversible, single bolt mortise lock assembly for hinged doors. The lock assembly combines live bolt and dead bolt functions utilizing only a single bolt. The invention further features a reversible lock assembly that can be opened by rotation of the door handle eit
The present invention comprises a reversible, single bolt mortise lock assembly for hinged doors. The lock assembly combines live bolt and dead bolt functions utilizing only a single bolt. The invention further features a reversible lock assembly that can be opened by rotation of the door handle either clockwise or counterclockwise, and a dual slide lock system.
대표청구항▼
I claim: 1. A single bolt mortise lock comprising: a. a lock body; b. a slide with lock plate engaging means, the slide being slideably mounted to the lock body for movement between a retracted position and an extended position; c. a bolt with lock plate engaging means, the bolt being slideably mou
I claim: 1. A single bolt mortise lock comprising: a. a lock body; b. a slide with lock plate engaging means, the slide being slideably mounted to the lock body for movement between a retracted position and an extended position; c. a bolt with lock plate engaging means, the bolt being slideably mounted to the slide and actuated between an extended position and a retracted position upon movement of the slide or upon application of an external force on the bolt; d. slide actuation means mounted to the lock body operatively engaging the slide for movement between the extended position and retracted position; e. a lock plate including means for selectively engaging at least one of the bolt and slide lock plate engaging means, the lock plate being slideably mounted within the lock body for actuation between a locked position with the means for selectively engaging at least one of the bolt and slide lock plate engagement means blocking movement of at least one of the bolt and slide, and an unlocked position with the means for selectively engaging at least one of the bolt and slide lock plate engagement means permitting movement of the bolt between its retracted and extended positions; and f. plate actuation means mounted within the lock body for operatively engaging the lock plate for movement between its locked and unlocked position. 2. A single bolt mortise lock comprising: a. a lock body; b. a slide slideably mounted to the lock body for movement between a retracted position and an extended position; c. a bolt having a channel defined along a longitudinal axis, the bolt being slideably mounted to the slide for longitudinal movement of the bolt upon actuation between an extended position and a retracted position upon movement of the slide or upon application of an external force on the bolt; d. slide actuation means mounted to the lock body operatively engaging the slide for movement between the extended position and retracted position; e. a lock plate including a lock tab for selectively engaging at least one of the bolt and slide, the lock plate being slideably mounted within the lock body for actuation between a locked position with the lock tab misaligned with the bolt channel to engage the bolt and block movement of the bolt between its retracted and extended positions, and an unlocked position with the lock tab aligned with the bolt channel to permit movement of the bolt between its retracted and extended positions; and f. plate actuation means mounted within the lock body for operatively engaging the lock plate for movement between its locked and unlocked position. 3. A single bolt mortise lock comprising: a. a pair of side plates; b. a slide including at least one lock tab slot slideably mounted to the pair of side plates for movement between a retracted and extended position; c. a bias means mounted to the slide and pair of side plates for biasing the slide in the extended position; d. an elongated bolt with at least one longitudinal lock tab channel extending therethrough, the bolt being slideably mounted to the slide with the lock tab channel aligned with the lock tab slot of the slide, and actuated between an extended position with the bolt extended from the pair of side plates and a retracted position with the bolt retracted into the pair of side plates; e. a second bias means mounted to the pair of side plates and the bolt for biasing the bolt in the extended position until actuated by movement of the slide or application of an external force to the bolt; f. slide actuation means mounted to the pair of side plates in operative interaction with the slide, for moving the slide between its retracted and extended position; g. a lock plate including at least one lock tab slideably mounted within the pair of side plates for actuation of the lock plate between an unlocked position with lock tab(s) aligned with a corresponding lock tab channel of the bolt and a corresponding lock tab slot of the slide to permit movement of the bolt and slide with respect to each lock tab, and a locked position with each lock tab misaligned with at least one of its corresponding bolt lock tab channel and each corresponding lock tab slot of the slide to prevent movement of at least one of the bolt and slide; and h. plate actuation means mounted within the pair of side plates for moving the lock plate between its locked and unlocked position. 4. The mortise lock of claim 3 wherein: a. the slide actuation means is a handle cam including a radial follower rotatably mounted to the pair of side plates; and b. the slide includes a strike plate configured so that upon rotation of the handle cam either clockwise or counterclockwise, the follower engages the strike plate to cause the slide to move from its extended position to its retracted position. 5. The mortise lock of claim 4 wherein the slide is substantially flat and the strike plate extends substantially perpendicular from the trailing edge of the slide, and the slide further includes an opening for a handle cam. 6. The mortise lock of claim 4 wherein the bolt mechanism includes a bolt head and a bolt support, the bolt support further defining a tab lock channel, the bolt support being slideably mounted on the slide with the lock tab channel aligned with the slide lock tab cutout for movement of the bolt mechanism between an extended position with the bolt head extended outward from a housing fonned by the side plates and a retracted position with the bolt head retracted within the housing formed by the side plates. 7. The mortise lock of claim 4 wherein the bolt mechanism includes a bolt head and two bolt supports, each bolt support defining a tab lock channel, the bolt supports being slideably mounted on the slide with the lock tab channel aligned with the slide lock tab cutout for movement of the bolt mechanism between an extended position with the bolt head extended outward from a housing formed by the side plates and a retracted position with the bolt head retracted within the housing formed by the side plates. 8. The mortise lock of claim 4 wherein the handle cam includes a follower such that upon rotation of the handle cam, the follower engages the strike plate of the slide to actuate movement of the slide between its extended and retracted positions. 9. The mortise lock of claim 4 wherein movement of the lock plate is substantially transverse to the direction of travel of the bolt and slide. 10. The mortise lock of claim 4 wherein the lock tab cutouts of the slide are substantially the same width as the lock tab channel of the bolt. 11. The mortise lock of claim 4 wherein the lock tab cutouts of the slide are wider than the lock tab channel of the bolt and the lock tab of the lock plate is designed to lie and move within the limitations defined by the width of the lock tab cutouts of the slide when in its extended position. 12. The mortise lock of claim 4 wherein the lock tab cutouts of the slide are the same width as the lock tab channel of the bolt and the lock tab of the lock plate extends to the outside of the slide leading edge when in the extended position. 13. The mortise lock of claim 4 wherein the lock tab of the lock plate travels in a plane spaced from and outside the leading edge of the slide, when the slide is in the extended position. 14. The mortise lock of claim 4 wherein: a. the side plates define openings for a centrally located handle cam and two key cams located on opposite sides of the handle cam opening; and b. the lock plate has two lock tabs, two key cam openings and a handle cam opening cooperatively aligned with the key cam and handle cam openings of the side plates; and c. there are two key cams rotatably mounted between the side plates through the key cam openings of the lock plate, so that upon rotation of the key cam, the key cam engages the lock plate to move the lock plate between its locked position and unlocked positions. 15. The mortise lock of claim 4 wherein: a. the side plates define openings for a centrally located handle cam and two key cams located on opposite sides of the handle cam opening; and b. the lock plate has two lock tabs, two closed path key cam openings and a handle cam opening cooperatively aligned with the key cam and handle cam openings of the side plates; and c. two key cams are rotatably mounted between the side plates through the key cam openings of the lock plate, so that upon rotation of the key cam, the key cam engages the lock plate to move the lock plate, bilaterally, dependent on the direction of rotation of the handle cam, between a central unlocked position and one of two laterally opposite locked positions. 16. The mortise lock of claim 3 wherein the plate actuation means is at least one key cam including a follower rotatably mounted to the pair of side plates, so that the follower engages and moves the lock plate between its locked position and unlocked position upon rotation of the key cam. 17. The mortise lock of claim 3 wherein the line of travel of the lock plate between its locked and unlocked position is substantially transverse to the line of travel of the bolt and slide. 18. A single bolt mortise lock comprising: a. a pair of side plates; b. a handle cam defining a follower and an orifice for receiving a handle spindle, rotatably mounted between the side plates; c. a slide defining at least one lock tab cutout slideably mounted to a side plate and actuated between an extended and retracted position by the cam follower upon rotation of the handle cam; d. a slide bias means mounted between a side plate and slide for biasing the slide in the extended position; e. a bolt having at least one lock tab channel, the bolt being slideably mounted to the slide with each bolt lock tab channel in alignment with each slide lock tab cutout, for actuation between an extended and a retracted position upon movement of the slide or upon application of an external force on the bolt; f. a bolt bias means mounted between the bolt and the cover plate for biasing the bolt in the extended position; g. two key cams with followers rotatably mounted between the side plates on opposite sides of the handle cam; h. a lock plate defining lock tabs and openings for receipt of the handle cam and key cams, slideably mounted between the side plates with the key cams and handle cam extended through their respective openings in the lock plate and rotatably mounted to the side plates, so that upon rotation of the key cams, the key cam followers engage the lock plate moving the lock plate between a locked position with the lock tabs in misalignment with the bolt lock tab channels and the slide cutouts to prevent movement of the bolt, and an unlocked position with the bolt lock tabs in alignment with the bolt lock tab channels and slide cutouts permitting movement of at least one of the bolt and slide with respect to the lock plate. 19. The mortise lock of claim 18 wherein movement of the lock plate is transverse with respect to movement of the slide. 20. A single bolt mortise lock comprising: a. a lock body; b. an elongated bolt with a longitudinal surface channel slideably mounted to the lock body for actuation between an extended and retracted position; c. bolt actuation means mounted to the lock body for actuating the bolt between its extended and retracted position; d. a lock plate with at least one lock tab slideably mounted within the lock body and actuated between a locked position with the lock tab misaligned with the bolt channel to prevent movement of the bolt, and an unlocked position with the lock tab aligned with the bolt channel to permit movement of the bolt; e. plate actuation means mounted to the lock body for actuating the lock plate between its locked and unlocked position. 21. The single bolt mortise lock of claim 20 wherein: a. the plate actuation means is at least one key cam mounted within the lock body for actuating the lock plate between its locked and unlocked position. 22. A mortise lock for installation within a mortise opening of a door, comprising: a. first and second side plates, each having openings for a handle cam and at least one key cam, to define a lock housing; b. a slide having a leading and a trailing edge, with at least one lock tab cutout defined along the leading edge and a strike plate defined along the trailing edge, the slide being slideably mounted between the side plates for movement between an extended and a retracted position; c. a bolt mechanism including a bolt head and at least one retaining tab that defines a lock tab channel, the bolt mechanism being slideably mounted on the slide so that the retaining tab faces the leading edge of the slide and the bolt lock tab channel is aligned with the slide lock tab cutout, the bolt mechanism being slideably mounted for movement between an extended position with the bolt head extended outward from the housing formed by the side plates and a retracted position with the bolt head retracted within the housing formed by the side plates; and d. a handle cam with means for engaging a handle, rotatably mounted between the side plates in operative engagement with the slide, such that when the handle cam is rotated either clockwise or counter-clockwise, it engages the slide strike plate to actuate the slide between its extended and retracted positions; and e. a lock plate having at least one lock plate key cam opening and a handle cam opening for receipt of the each key cam and the handle cam, the lock plate being slideably mounted between the side plates with the lock plate key cam and handle cam openings aligned with corresponding openings in the side plates, for movement of the lock plate between a locked position with a lock tab misaligned with the lock tab channel of at least one of the bolt and the lock tab cutout of the slide to selectively prevent movement of at least one of the bolt and slide, and an unlocked position with the lock tab aligned within the lock tab channel of the bolt and the lock tab cutout of the slide to selectively permit movement of at least one of the bolt and slide; and f. the at least one key cam is rotatably mounted between the side plates through the lock plate, so that upon rotation of the at least one key cam, the at least one key cam engages the lock plate to move the lock plate between its locked position and unlocked positions. 23. The mortise lock of claim 22 wherein: a. the lock plate includes a first engagement means; and b. one of the side plates includes a series of second engagement means aligned to engage the first engagement means of the lock plate to fix the position of the lock plate in its locked or unlocked position. 24. The mortise lock of claim 22 wherein: a. the lock plate includes a detent; and b. one of the side plates includes a series of indents aligned to engage the lock plate detent to fix the position of the lock plate in its locked or unlocked position. 25. The mortise lock of claim 22 further comprising: a. a stop means secured to any component other than the lock plate for releasably engaging the lock plate; and b. an engagement means on the lock plate for releasably engaging the stop means to fix the position of the lock plate. 26. The mortise lock of claim 22 wherein one side plate includes at least one stop tab extending there from for cooperative engagement with the key cam to limit rotation of the key cam. 27. The mortise lock of claim 24 wherein: a. the slide includes at least one guide track; and b. the bolt mechanism includes rails that correspondingly engage the guide tracks of the slide to guide the bolt mechanism as it is moved between its retracted and extended positions. 28. The mortise lock of claim 24 wherein: a. the slide includes two parallel guide tracks aligned with the direction of travel of the bolt; and b. the bolt includes a bolt member with a head and tail, and slide wings that extend laterally and back from the tail of the bolt, and b. the laterally extending slide wings define the lock tab channels of the bolt; and c. the backward extending bolt slide wings further define rails that engage the guide tracks of the slide to guide the bolt mechanism as it is moved between its retracted and extended positions. 29. The mortise lock of claim 22 wherein: a. one side plate includes at least one guide track; and b. the slide includes at least one rail that engages the guide track of the side plate to guide the slide as it is moved between its retracted and extended positions. 30. The mortise lock of claim 22 wherein: a. one side plate includes two parallel guide tracks aligned with the direction of travel of the slide; and b. the slide includes two parallel rails corresponding to the guide tracks of the side plate to guide the slide as it is moved between its retracted and extended positions. 31. The mortise lock of claim 22 further including: a. a bias means mounted to and between the slide and a first side plate for biasing the slide in the extended position; and b. a second bias means mounted to and between a second side plate and the bolt for biasing the bolt in the extended position until actuated by movement of the slide or application of an external force to the bolt. 32. The mortise lock of claim 22 wherein: a. the slide lock tab cutouts and the bolt lock tab channels are substantially the same width; b. the lock tabs are dimensioned and positioned to engage the slide and prevent extension of the bolt when the slide is in the retracted position and the lock plate is in the locked position; c. the lock tabs are dimensioned and positioned to travel in a plane substantially parallel with and spaced outside the bolt retainer tabs when the bolt is in its retracted position. 33. The mortise lock of claim 22 wherein: a. the slide lock tab cutouts are wider than the bolt lock tab channels; b. the lock tabs are dimensioned and positioned to engage the bolt but not the slide when the slide is in the retracted position, permitting the slide to return to the extended position but retaining the bolt in the retracted position. 34. The mortise lock of claim 22 wherein: a. the slide lock tab cutouts and the bolt lock tab channels are substantially the same width; b. when the slide and bolt are in the retracted position, the lock tab is positioned within the slide lock tab cutout and the slide lock tab cutout is dimensioned to prevent the lock plate from being moved to its locked position. 35. A single bolt mortise lock comprising: a. a lock body; b. a slide slideably mounted to the lock body for movement between a retracted position and an extended position; c. a bolt having a lock tab defined along a longitudinal axis, the bolt being slideably mounted to the slide for longitudinal movement of the bolt upon actuation between an extended position and a retracted position upon movement of the slide or upon application of an external force on the bolt; d. slide actuation means mounted to the lock body operatively engaging the slide for movement between the extended position and retracted position; e. a lock plate including a channel defined therein for selectively mating with at least one of the bolt and slide, the lock plate being slideably mounted within the lock body for actuation between a locked position with the channel misaligned with the bolt lock tab and the lock plate engaging the bolt and blocking movement of the bolt between its retracted and extended positions, and an unlocked position with the lock tab aligned with the lock plate channel to permit movement of the bolt between its retracted and extended positions; and f. plate actuation means mounted within the lock body for operatively engaging the lock plate for movement between its locked and unlocked position.
Smallegan Jon M. (Colorado Springs CO) Chamberlain L. C. Derek (Colorado Springs CO) Pompeii Dario (Colorado Springs CO), Door handle mounting assembly.
Smallegan Jon M. (Colorado Springs CO) Chamberlain L. C. Derek (Colorado Springs CO) Pompeii Dario (Colorado Springs CO), Door latch operating assembly.
Kibbel, Keith; Gonnerman, Michael D.; Bharucha, Rashid; Abdella, Mark E.; Pecinovsky, Duane; Parkhurst, John M.; Spoelstra, Gary L.; Stratmoen, Todd N.; Figueiredo da Cunha, José Carlos, Installation method for a storm door.
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