Device for conveyor systems

• US 3,356,040 A
• Filed: 06/01/1965
• Issued: 12/05/1967
• Est. Priority Date: 05/11/1964
• Status: Expired due to Term

• Current Assignee: Borje Fonden Per
• Original Assignee: Borje Fonden Per
• Inventors: BORJE FONDEN PER
• Application Number:
  US04/460,375
• Time in Patent Office: 917 Days
• US Class Current: 104/130.01
• CPC Class Codes: B61B 13/125 the propulsion device being a rotating shaft or the like
• CPC Class Codes: B61C 11/00 Locomotives or motor railcars characterised by the type of means applying the tractive effort; Arrangement or disposition of running gear other than normal driving wheel constructions wheels B60B
• CPC Class Codes: B65G 35/063 the traction element being a rotating bar or tube

Claims

1. A DEVICE FOR A CONVEYOR SYSTEM USED TO TRANSPORT TRUCKS ALONG DEFINITE PATHWAYS SUCH AS TRACKS AND ON WHICH THE TRUCKS ARE PROPELLED BY FRICTIONAL CONTACT BETWEEN A ROTATING SHAFT ARRANGED PARALLEL TO THE PATHWAY AND WITH ONE OR MORE DRIVE WHEELS CARRIED BY THE TRUCK AND WHICH DRIVE WHEELS ARE POSITIONED OBLIQUELY TO THE DRIVE SHAFT, THE IMPROVEMENTS CONSISTING IN THE DRIVE WHEEL BEING MOUNTED ON AN AXLE AND ADAPTED TO SWIVEL ABOUT A SHAFT, THE SHAFT BEING DISPOSED DIRECTLY OVER THE AXLE AND ABOVE THE LONGITUDINAL AXIS OF THE DRIVE SHAFT, A SPRING HOLDING THE DRIVE WHEEL AT AN ANGLE OF APPROXIMATELY 45 DEGREES AGAINST THE DRIVE SHAFT AND CORRECTING DEVIATIONS FROM THAT ANGLE BY MOVING THE DRIVE WHEEL BACK TO ITS POSITION AT SAID ANGLE, AND PUSH RODS BY WHICH THE DRIVE WHEEL IS SWIVELLED IN RELATION TO THE DRIVE SHAFT WHEN THE TRUCK, AS IT MOVES ALONG THE TRACKS, COMES INTO CONTACT WITH AN OBJECT.