Granted Patent B1

US 8,205,922 · App. 13/081,977 · Granted Jun 26, 2012

Abstract

Claims (13)

1. A grommet shackle for use with a rope or cable which comprises:

a pair of opposed parallel legs, each of said legs having an opening therethrough to receive a pin;

a central bow extending between said pair of legs to form a jaw to receive said rope or cable;

wherein said central bow has a cylindrical cross-section including an inner cylindrical load surface toward said jaw to receive said rope or cable thereon and an outer cylindrical surface forming a hollow recess; and

a central brace or rib extending across said hollow recess.

2. A grommet shackle as set forth in claim 1 wherein said pin includes a head on one end of said pin and includes a nut to secure an opposed end of said pin in said shackle.

3. A grommet shackle as set forth in claim 1 wherein said rope or cable has a diameter d and wherein said cylindrical load surface of said central bow has a diameter D wherein the ratio D/d is four (4) or greater.

4. A grommet shackle as set forth in claim 1 wherein said central brace or rib spans said outer cylindrical surface of said central bow and is recessed within said hollow recess.

5. A grommet shackle as set forth in claim 1 including an attachment connector.

6. A grommet shackle as set forth in claim 5 wherein said attachment connector is recessed within said hollow recess of said central brace or rib.

7. A grommet shackle as set forth in claim 1 wherein said rope or cable is a cable grommet and achieves up to seventy-five percent (75%) efficiency.

8. A grommet shackle as set forth in claim 7 wherein said cable grommet includes a core rope with multiple outer ropes woven around said core rope.

9. A grommet shackle as set forth in claim 1 wherein said rope or cable is a braided grommet and achieves up to ninety percent (90%) efficiency.

Assignments (8)