Grapples for lifting apertured items

Claim 1

A GRAPPLE FOR LIFTING SEWER PIPE AND THE LIKE HAVING THROUGH A WALL THEREOF A GRAPPLE APERTURE FOR ACCOMMODATING SAID GRAPPLE THERETHROUGH COMPRISING A VERTICALLY DISPOSED GRAPPLE BAR INCLUDING MEANS AT THE HEAD END THEREOF FOR ENGAGEMENT BY A LIFT HOOK, SAID GRAPPLE BAR HAVING A VERTICAL SLOT IN THE LOWER PORTION THEREOF TO ACCOMMODATE A LIFTING BAR AND A SLOT PARALLEL TO THE VERTICAL SLOT IN THE UPPER PORTION THEREOF TO ACCOMMODATE A STOW AND RELEASE LEVER, A PIVOT PIN DISPOSED TRANSVERSE THROUGH SAID GRAPPLE BAR ACROSS SAID LOWER SLOT THEREIN, A LIFTING BAR ECCENTRICALLY PIVOTED ON SAID PIVOT PIN PIVOTABLE BY GRAVITY TO A HORIZONTALLY DISPOSED LIFTING POSITION, A STOW AND RELEASE ARM MOVABLE AXIALLY DOWNWARDLY OF SAID GRAPPLE BAR TO A STOW POSITION PIVOTING AND HOLDING SAID LIFTING BAR IN A VERTICAL STOWED POSITION WITHIN SAID GRAPPLE BAR IN WHICH POSITION THE LOWER PORTION OF SAID GRAPPLE BAR MAY BE LOWERED THROUGH A GRAPPLE APERTURE IN A PIPE, SAID STOW AND RELEASE ARM BEING MOVABLE AXIALLY UPWARDLY FROM SAID STOW POSITION TO A RELEASE POSITION WHEREBY TO RELEASE SAID LIFTING BAR FOR PIVOTING BY GRAVITY TO ITS HORIZONTAL LIFTING POSITION WITHIN A PIPE, STOP MEANS CONTACTING SAID BAR IN THE RELEASE POSITION, AND A STOW AND RELEASE LEVER HAVING ONE END THEREOF DISPOSED IN SAID UPPERMOST SLOT MOUNTED ON A TRANSVERSE PIVOT THROUGH SAID GRAPPLE BAR AND LINKED TO THE UPPER END OF SAID STOW AND RELEASE ARM FOR MOVING THE SAME AXIALLY TO AND FROM ITS STOW AND RELEASE POSITIONS.