Diminutive two-men tank vehicle body

Claim 1

IN A DIMINUTIVE TANK VEHICLE DEFINED BY A HOLLOW BODY ADAPTED TO BE OPERATED BY TWO OCCUPANTS, SAID HOLLOW BODY HAVING A BOTTOM WALL, TWO OPPOSITE SPACED APART SIDE WALLS AND A TOP WALL INCLUDING A SUBSTANTIALLY HORIZONTAL FLAT MEDIAN PORTION EXTENDING BETWEEN SAID TWO SIDE WALLS, SAID FLAT TOP WALL PORTION BEING PROVIDED WITH A CIRCULAR OPENING THE RADIUS OF WHICH IS SUBSTANTIALLY EQUAL TO ONE THIRD OF THE WIDTH OF SAID FLAT TOP WALL PORTION, A RING MOUNTED WITHIN THE OPENING ADAPTED FOR SUPPORTING A TURRET, THREE RADIALLY EXTENDING SUPPORTING ELEMENTS SUPPORTING THE RING AT THREE CIRCUMFERENTIALLY SPACED POINTS, ONE OF SAID ELEMENTS BEING SECURED TO ONE OF SAID SIDE WALLS AND THE OTHER TWO ELEMENTS BEING SECURED TO THE OTHER SIDE WALL, THE FLAT TOP WALL PORTION ALSO BEING PROVIDED WITH AN OBSERVATION OPENING THROUGH WHICH THE HEAD OF ONE OF THE TWO OCCUPANTS MAY PASS, SAID OBSERVATION OPENING BEING LOCATED WITHIN A ZONE OF SAID FLAT TOP WALL PORTION DEFINED BETWEEN A FIRST VERTICAL TRANSVERSE PLANE EXTENDING SUBSTANTIALLY TANGENTIAL TO SAID RING, A SECOND VERTICAL TRANSVERSE PLANE EXTENDING SUBSTANTIALLY THROUGH THE CENTER OF SAID RING, AN EDGE PORTION OF THE FLAT TOP WALL PORTION BETWEEN SAID FIRST AND SECOND TRANSVERSE PLANES AND A PORTION OF SUBSTANTIALLY 90* OF SAID RING BETWEEN SAID FIRST AND SECOND TRANSVERSE PLANES, SAID OBSERVATION OPENING HAVING AN EDGE WHICH IS ARCUATE AND CONCENTRIC WITH RESPECT TO SAID RING WITH THE RADIUS OF SAID ARCUATE EDGE BEING ONLY SLIGHTLY GREATER THAN THE RADIUS OF SAID RING SO AS TO LEAVE A NARROW STRIP OF MATERIAL BETWEEN SAID OBSERVATION OPENING AND THE TURRET OPENING, AND SAID CIRCUMFERENTIALLY SPACED POINTS LYING OUTSIDE SAID PORTION OF SUBSTANTIALLY 90* OF THE RING.