Flush interlocking sidewall mounted slam latch

1. A slam latch assembly for a trailer having an interior surface defined by a front, a first sidewall, a back, and a second sidewall and said trailer further having a partition with a first end hinged to said trailer first sidewall and a distal end comprising:

a housing having an interior cavity, a bottom wall and an aperture for accessing said cavity wherein said housing is attached to said second sidewall such that said housing is contained in said second sidewall and said aperture is generally flush with said trailer interior surface; and

a latching mechanism attached to and contained in said interior cavity of said housing and accessible through said housing aperture, said latching mechanism including an arm having a top surface and a bottom surface with a hinge positioned thereon, said latching mechanism is adapted to selectively secure and release said distal end of said partition wherein said bottom surface of said arm contacts said housing bottom wall when said latching mechanism selectively secures said distal end of said partition.

2. The slam latch assembly of claim 1 wherein said partition distal end further includes a hook for communicating with said latching mechanism.

3. The slam latch assembly of claim 1 wherein said housing further includes a flange for attaching said housing to second sidewall.

4. The slam latch assembly of claim 3 wherein said housing flange further includes a plurality of apertures wherein said housing flange is attached to second sidewall by attachment means through said housing flange plurality of apertures.

5. The slam latch assembly of claim 1 wherein said latching mechanism further includes a spring biased rocker engagement arm pivotally attached to said housing interior cavity.

6. The slam latch assembly of claim 5 wherein said rocker engagement arm is pivotally attached to said housing interior cavity by a pin.

7. The slam latch assembly of claim 6 wherein said rocker engagement arm further includes a handle for selectively releasing said distal end of said partition.

8. The slam latch assembly of claim 2 wherein said housing further includes a catch which communicates with said partition distal end hook and said latching mechanism to further secure said partition to said second sidewall.

9. The slam latch assembly of claim 1 wherein said trailer is a horse trailer.

10. The slam latch assembly of claim 1 wherein said housing and said latching mechanism are made from a synthetic material.

11. The slam latch assembly of claim 10 wherein the synthetic material is plastic.

12. A slam latch assembly for a trailer having an interior surface defined by a front, a first sidewall, a back, and a second sidewall and said trailer further having a partition with a first end hinged to said trailer first sidewall and a distal end comprising, said second sidewall including a housing having a bottom wall:

a hook attached to said partition distal end;

a latching mechanism contained in said housing in said second sidewall, said latching mechanism including an arm having a top surface and a bottom surface with a hinge positioned thereon, wherein said latching mechanism is generally flush with said interior surface of said trailer and adapted to selectively secure and release said partition distal end hook; and

wherein said bottom surface of said arm contacts said housing bottom wall when said latching mechanism selectively secures said partition distal end hook.

13. The slam latch assembly of claim 12 wherein said trailer is a horse trailer.

14. The slam latch assembly of claim 12 wherein said latching mechanism is spring biased to secure said hook.

15. The slam latch assembly of claim 12 wherein said latching mechanism further includes a handle to release said hook.

16. The slam latch assembly of claim 12 wherein said latching mechanism is made from synthetic material.

17. The slam latch assembly of claim 16 wherein the synthetic material is plastic.