Patent ID: 8307701

Claim:
An engine pulley testing device comprising: (a) a first support arm 101 and a second support arm 102 pivotally connected via a pivot component 142 such that the first support arm 101 and second support arm 102 can pivot towards and away from each other, wherein a length of the first support arm 101 is adjustable and a length of the second support arm 102 is adjustable; (b) a brace component 300 connecting the first support arm 101 and second support arm 102 , the brace component 300 is temporarily fixed to the first support arm 101 and temporarily fixed to the second support arm 102 via a third locking means, the brace component 300 functions to secure the first support arm 101 and second support arm 102 at an angle theta; (c) a pulley pole 410 extending through pivot component 142 such that the first support arm 101 and second support arm 102 pivot about the pulley pole 410 via the pivot component 142 ; and (d) a top pulley 530 disposed on the pulley pole 410 , a first bottom pulley 510 rotatably attached to the first support arm 101 , and a second bottom pulley 520 rotatably attached to the second support arm 102 , wherein an engine belt 560 can be wrapped around the first bottom pulley 510 , the second bottom pulley 520 , the top pulley 530 , and a test pulley 580 being tested in an engine.