Dual range weighing scale

Claim 1

IN A WEIGHTING SCALE HAVING A FORCE TRANSMITTING MEMBER CONNECTED WITH A MOVABLE LOAD RECEIVING ELEMENT TO PARTAKE OF MOTION OF THE LATTER IN RESPONSE TO VARIATIONS IN LOAD THEREON, AND AN INDICATOR HAVING A STATIONARY ELEMENT AND A COOPERATING MOVABLE ELEMENT ADAPTED TO RESPOND TO MOTION OF THE FORCE TRANSMITTING MEMBER, ONE OF SAID ELEMENTS OF THE INDICATOR BEING CALIBRATED IN TERMS OF WEIGHTS FOR INDICATING THE VALUES OF LOADS ON THE LOAD RECEIVING ELEMENT: (A) FIRST MOTION TRANSMITTING MEANS PROVIDING A CONNECTION BETWEEN THE FORCE TRANSMITTING MEMBER AND THE MOVABLE ELEMENT OF THE INDICATOR HAVING ONE PREDETERMINED MECHANICAL ADVANTAGE, SO THAT CALIBRATIONS ON THE INDICATOR ARE CORRECTLY READABLE IN TERMS OF ONE SET OF VALUES, SAID FIRST MOTION TRANSMITTING MEANS COMPRISING (1) LEVER MEANS HAVING A PREDETERMINED FULCRUM POINT, (2) MEANS PROVIDING A FIRST PIVOTAL CONNECTION BETWEEN THE FORCE TRANSMITTING MEMBER AND SAID LEVER MEANS AT A FIRST CONNECTION POINT SPACED ALONG THE LENGTH OF THE LEVER MEANS FROM SAID FULCRUM POINT, AND (3) MEANS PROVIDING A SECOND PIVOTAL CONNECTION BETWEEN THE MOVABLE ELEMENT OF THE INDICATOR MEANS AND THE LEVER MEANS AT A POINT SPACED ALONG THE LENGTH OF THE LEVER MEANS FROM THE FULCRUM POINT AND FROM THE FIRST CONNECTION POINT; (B) SECOND MOTION TRANSMITTING MEANS PROVIDING A CONNECTION BETWEEN THE FORCE TRANSMITTING MEMBER AND THE MOVABLE ELEMENT OF THE INDICATOR THAT HAS A DIFFERENT PREDETERMINED MECHANICAL ADVANTAGE SO THAT CALIBRATIONS ON THE INDICATOR ARE CORRECTLY READABLE IN TERMS OF A SECOND SET OF VALUES THAT ARE A PREDETERMINED MULTIPLE OF THE VALUES OF THE FIRST SET; AND (C) MEANS FOR SELECTIVELY AND ALTERNATIVELY RENDERING ONE OR THE OTHER OF SAID MOTION TRANSMITTING MEANS OPERATIVE, SAID LAST NAMED MEANS COMPRISING (1) FULCRUM MEANS, AND (2) MEANS MOUNTING SAID FULCRUM MEANS FOR MOVEMENT BETWEEN AN OPERATIVE POSITION OF ENGAGEMENT WITH THE LEVER MEANS AT THE FULCRUM POINT, TO RENDER OPERATIVE THE FIRST MOTION TRANSMITTING MEANS, AND AN INOPERATIVE POSITION, DISENGAGED FROM THE LEVER MEANS, TO RENDER OPERATIVE THE SECOND MOTION TRANSMITTING MEANS.