US 4,540,206 AGranted

Adjustable draw latch

AssigneeSouthco, Inc.

InventorsWilliam R. Frame, James H. Vickers

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Abstract

An adjustable draw latch of the over-center type for latching two closure members has a tension-link cover which is detachably secured pivotally at one end to a keeper mounted on one of the closure members. The cover is secured pivotally at its other end to one end of an adjustable compression link. The other end of the compression link is pivotally attached to a base bracket mounted on the other closure member. The adjustable compression link includes an internally threaded nut which is pivotal within the base bracket, and a T-shaped member having an a cross head of cylindrical shape and an externally threaded stud which extends from the cross head at right angles thereto and is threaded into the pivot nut. The cross head is pivotally secured within the cover at one end thereof. The cover provides a bearing surface for the cross head.

Claims11

Dependent claims

An adjustable draw latch for latching together two closure members, said latch comprising:

a. a keeper adapted to be secured to one of said closure members;
b. a latch base bracket adapted to be secured to the other of said closure members, said bracket having a central opening therein and having a pair of bearing blocks, one on each side of the opening;
c. a pivot nut having an internally-threaded sleeve portion projecting into said central opening of said bracket, said nut having at right angles to its sleeve portion a cylindrical body portion having stub pivot shafts projecting from opposite ends on the center axis thereof and received within said bearing blocks;
d. a T-shaped stud member having a cylindrical cross head and an externally threaded stud portion projecting from said cylindrical cross head at right right angles thereto, said externally threaded stud portion being received within the internally threaded sleeve portion of said pivot nut;
e. a latch cover having depending sidewalls on opposite sides thereof and said sidewalls being provided with means near one end for pivotally retaining the ends of the cylindrical cross head of said T-shaped stud member, said latch cover having a hook portion at the other end for detachably engaging said keeper.

2 more elements

Dependencies are inferred from the claim text.