| 摘要 |
<p>A jig for assembling a track chain includes pin adapters and bushing adapters attached detachably to tool bars. Each adapter is provided with an outer cylinder, an inner cylinder received slidably in said outer cylinder, a biasing means held within the outer cylinder for biasing the fore end of said inner cylinder so that it protrudes outwards from the fore end opening of the outer cylinder and a stop means attached to the outer cylinder for preventing the inner cylinder from protruding out of the outer cylinder. And, circular recesses are formed in the inner peripheral surface of the fire end opening of the outer cylinder.</p> |
