Load measuring apparatus for vehicles

• US 3,109,505 A
• Filed: 09/09/1960
• Issued: 11/05/1963
• Est. Priority Date: 09/09/1960
• Status: Expired due to Term

• Current Assignee: Harold C. Davis, John Arden, Leslie H. Jordan
• Original Assignee: Harold C. Davis, John Arden, Leslie H. Jordan
• Inventors: Davis, Harold C., Jordan, Leslie H., JOHN ARDEN
• Application Number:
  US04/054,976
• Time in Patent Office: 1,152 Days
• US Class Current: 177/137
• CPC Class Codes: G01G 19/12 having electrical weight-sensitive devices
• CPC Class Codes: G01G 23/26 Drive for the indicating member, e.g. mechanical amplifiers
• CPC Class Codes: G01G 23/36 Indicating the weight by electrical means, e.g. using photoelectric cells

Claims

1. IN LOAD MEASURING APPARATUS FOR A VEHICLE, A BASE, A CARRYING PLATFORM ABOVE THE BASE, RESILIENT MEANS CARRIED BY THE BASE AND UPON WHICH THE PLATFORM REST, GUIDE MEANS BETWEEN THE BASE AND PLATFORM TO MAINTAIN THE LATTER HORIZONTAL RELATIVE TO THE BASE DURING MOVEMENT TOWARDS AND AWAY THEREFROM;

A VARIABLE RESISTANCE UNIT COMPRISING A RESISTANCE TRACK MOUNTED ON THE PLATFORM, A WIPER ARM FOR SAID TRACK, SAID ARM AND RESISTANCE TRACK BEING MOUNTED FOR RELATIVE LONGITUDINAL MOVEMENT, ACTUATING MEANS CONNECTED TO THE BASE FOR CAUSING RELATIVE MOVEMENT BETWEEN THE ARM AND TRACK IN ACCORDANCE WITH RELATIVE MOVEMENT BETWEEN THE PLATFORM AND BASE CONSEQUENT UPON VARIATION IN THE LOAD OF A VEHICLE, A PORTION OF WHICH IS RESTING ON THE PLATFORM, ELECTRICAL CIRCUIT MEANS INCLUDING A POWER SOURCE AND AN INDICATOR UNIT;

AND MEANS FOR CONNECTING THE TRACK AND WIPER ARM OF SAID VARIABLE RESISTANCE UNIT TO SAID CIRCUIT MEANS, SAID INDICATOR UNIT BEING CALIBRATED TO PROVIDE AN INDICATION OF THE LOAD ASSOCIATED WITH SAID RESISTANCE UNIT.