Layout and marking tool

Claim 1

A TOOL OF THE CHARACTER DESCRIBED FOR LAYING OUT PUNCH MARKS ON A WORKPIECE, INCLUDING (A) A BODY MEMBER HAVING ADJACENT FACES LOCATED IN PLANES AT RIGHT ANGLES TO EACH OTHER WITH THE PLANES OF SAID FACES INTERSECTING ON THE AXIS OF BORE EXTENDING THROUGH THE BODY MEMBER IN PARALLEL RELATION WITH SAID FACES, SAID BODY MEMBER ALSO HAVING A FLAT. FACE AT RIGHT ANGLES TO SAID ADJACENT FACES FOR SEATING DIRECTLY ON THE WORKPIECE, (B) A MARKING PUNCH HAVING A SLIDING FIT WITHIN SAID BORE AND HAVING A POINT ON ONE END LOCATED IN SAID AXIS AT THE INTERSECTION OF THE PLANES OF SAID FACES, WHEREIN SAID PUNCH HAS SPACED APART SHOULDERS FOR PROVIDING THEREWITH THE SLIDING MOVEMENT OF THE MARKING PUNCH, AND (C) MEANS FOR LIMITING SLIDING MOVEMENT OF THE PUNCH WITHIN SAID BORE COMPRISING A RESILIENT MEMBER CARRIED BY THE BODY MEMBER AND HAVING A TERMINAL OF LESS DIAMETER THAN THE SPACING BETWEEN THE SHOULDERS TO PROJECT FREELY INTO THE SPACE BETWEEN SAID SHOULDERS TO BE ALTERNATELY ENGAGED BY SAID SHOULDERS, AND SAID TERMINAL BEING YIELDING TO PERMIT WITHDRAWAL OF THE PUNCH FROM THE BODY MEMBER.