Claims
- 1. A latch of the sliding-action slam type for installation in an opening in a door panel for releasably retaining the door panel relative to a frame, the latch comprising;
- a) a latch body having a pair of opposed apertures;
- b) a handle rotatably mounted on the latch body, the handle having a first camming surface and a second camming surface, the handle being rotatable about a first axis between a closed position and an open position;
- c) a first slide bolt and a second slide bolt, the first slide bolt and the second slide bolt being mounted in the latch body for travel parallel the first axis through the opposed apertures, the first slide bolt having a camming surface for engagement with the first camming surface of the handle, the second slide bolt having a camming surface for engagement with the second camming surface of the handle, the handle and the two slide bolts being mounted in the latch body such that the first slide bolt is cammed inwardly by the first camming surface of the handle through one of the opposed apertures in the latch body while the second slide bolt is being cammed by the second camming surface of the handle inwardly through the other of the opposed apertures in the latch body, when the handle is rotated from the closed position to the open position.
- 2. A slam latch according to claim 1 further comprising spring means for biasing the first slide bolt and the second slide bolt outwards.
- 3. A slam latch according to claim 2 wherein the first slide bolt has an inner side and an outer side, the second slide bolt having an inner side and an outer side, the slide bolts being mounted in the latch body such that the inner side of the first slide bolt is adjacent the inner side of the second slide bolt.
- 4. A slam latch according to claim 3 wherein the first slide bolt includes a first tab having an outer end, the first tab protruding from the inner side of the first slide bolt and having a first guide surface formed at the outer end, the second slide bolt including a first recess formed in the inner side of the second slide bolt and having a first guide surface formed therein, the first tab of the first slide bolt and the first recess of the second slide bolt being adapted such that the first guide surface of the first slide bolt lies adjacent the first guide surface of the second slide bolt.
- 5. A slam latch according to claim 4 wherein the second slide bolt includes a first tab having an outer end, the first tab protruding from the inner side of the second slide bolt and having a second guide surface formed at the outer end, the first bolt including a first recess formed in the inner side of the first slide bolt and having a second guide surface formed therein, the first tab of the second slide bolt and the first recess of the first slide bolt being adapted such that the second guide surface of the second slide bolt lies adjacent the second guide surface of the first slide bolt.
- 6. A slam latch according to claim 5 wherein the first recess and first tab of the first slide bolt and the first recess and first tab of the second slide bolt define a chamber, the spring means being mounted in the chamber between the first slide bolt and the second slide bolt.
- 7. A slam latch according to claim 5 wherein the first slide bolt includes a second tab extending from the inner side of the first slide bolt and having a third guide surface formed by one side of the second tab, the second slide bolt having a second recess formed in the top of the second slide bolt for receiving the second tab of the first slide bolt and having a third guide surface formed in the second recess, the third guide surface of the first slide bolt lying adjacent the third guide surface of the second slide bolt.
- 8. A slam latch according to claim 7 wherein the camming surface of the first slide bolt is formed on the second tab, the camming surface of the second slide bolt being formed adjacent the second recess of the second slide bolt.
- 9. A slam latch according to claim 7 wherein the first slide bolt includes a second recess formed in the inner side of the first slide bolt and having a fourth guide surface formed in the second recess, the second slide bolt having a second tab formed on the inner side of the second slide bolt and having a fourth guide surface formed at the end thereof, the second recess of the first slide bolt and the second tab of the second slide bolt being adapted such that the fourth guide surface of the first slide bolt lies adjacent the fourth guide surface of the second slide bolt.
- 10. A latch of the sliding-action slam type for installation in an opening in a door panel for releasably retaining the door panel relative to a frame, the latch comprising;
- a) a latch body having a pair of opposed apertures;
- b) a handle rotatably mounted on the latch body, the handle having a first camming surface and a second camming surface, the handle being rotatable about a first axis between a closed position and an open position;
- c) a first slide bolt and a second slide bolt, the first slide bolt and the second slide bolt being mounted in the latch body for travel parallel the first axis through the opposed apertures, the first slide bolt having a camming surface for engagement with the first camming surface of the handle, the second slide bolt having a camming surface for engagement with the second camming surface of the handle, the handle and the two slide bolts being mounted in the latch body such that the first slide bolt is cammed inwardly by the first camming surface of the handle through one of the opposed apertures in the latch body while the second slide bolt is being cammed by the second camming surface of the handle inwardly through the other of the opposed apertures in the latch body, when the handle is rotated from the closed position to the open position;
- d) spring means for biasing the first slide bolt and the second slide bolt outwards;
- e) a lock cylinder adapted for rotation between a locked position and an unlocked position;
- f) a lock actuator mounted for rotation with the lock cylinder, the lock actuator being adapted to prevent rotation of the handle when the lock is in the closed position.
- 11. A latch according to claim 10 wherein the lock actuator includes an arm, the handle having a first end and second end and a pivot axis intermediate the first end and the second end, the handle being adapted to rotate from a closed position to an open position by being pressed intermediate the first end and the pivot axis, the arm rotating as the lock cylinder is rotated between an open position and a closed position, the arm being positioned beneath the handle intermediate the first end and the pivot axis when the lock cylinder in the closed position to prevent rotation of the handle.
- 12. A slam latch according to claim 10 wherein the first slide bolt has an inner side and an outer side, the second slide bolt having an inner side and an outer side, the slide bolts being mounted in the latch body such that the inner side of the first slide bolt is adjacent the inner side of the second slide bolt.
- 13. A slam latch according to claim 12 wherein the first slide bolt includes a first tab having an outer end, the first tab protruding from the inner side of the first slide bolt and having a first guide surface formed at the outer end, the second slide bolt including a first recess formed in the inner side of the second slide bolt and having a first guide surface formed therein, the first tab of the first slide bolt and the first recess of the second slide bolt being adapted such that the first guide surface of the first slide bolt lies adjacent the first guide surface of the second slide bolt.
- 14. A slam latch according to claim 13 wherein the second slide bolt includes a first tab having an outer end, the first tab protruding from the inner side of the second slide bolt and having a second guide surface formed at the outer end, the first bolt including a first recess formed in the inner side of the first slide bolt and having a second guide surface formed therein, the first tab of the second slide bolt and the first recess of the first slide bolt being adapted such that the second guide surface of the second slide bolt lies adjacent the second guide surface of the first slide bolt.
- 15. A slam latch according to claim 14 wherein the first recess and first tab of the first slide bolt and the first recess and first tab of the second slide bolt define a chamber, the spring means being mounted in the chamber between the first slide bolt and the second slide bolt.
- 16. A slam latch according to claim 14 wherein the first slide bolt includes a second tab extending from the inner side of the first slide bolt and having a third guide surface formed by one side of the second tab, the second slide bolt having a second recess formed in the top of the second slide bolt for receiving the second tab of the first slide bolt and having a third guide surface formed in the second recess, the third guide surface of the first slide bolt lying adjacent the third guide surface of the second slide bolt.
- 17. A slam latch according to claim 16 wherein the camming surface of the first slide bolt is formed on the second tab, the camming surface of the second slide bolt being formed adjacent the second recess of the second slide bolt.
- 18. A slam latch according to claim 16 wherein the first slide bolt includes a second recess formed in the inner side of the first slide bolt and having a fourth guide surface formed in the second recess, the second slide bolt having a second tab formed on the inner side of the second slide bolt and having a fourth guide surface formed at the end thereof, the second recess of the first slide bolt and the second tab of the second slide bolt being adapted such that the fourth guide surface of the first slide bolt lies adjacent the fourth guide surface of the second slide bolt.
CROSS-REFERENCE TO RELATED APPLICATION
This a continuation of co-pending Ser. No. 09/016,523 filed Jan. 30, 1998 entitled "Slam Latch With Opposing Slides."
US Referenced Citations (13)
Continuations (1)
|
Number |
Date |
Country |
Parent |
016523 |
Jan 1998 |
|