Hot box detector
First Claim
1. A HOT BOX DETECTOR COMPRISING IN COMBINATION A LENGTH OF RAILROAD TRACK, AN INFRARED DETECTION DEVICE MOUNTED BETWEEN THE RAILS OF SAID TRACK, SAID DETECTION DEVICE COMPRISING INFRARED DETECTORS AND OPTICAL MEANS WITH SUBSTANTIALLY UNIFORM TRANSMISSION THROUGH A PREDETERMINED WAVELENGTH BAND IMAGING EACH INFRARED DETECTOR ALONG AN AXIS INCLINED UPWARDLY WITH RESPECT TO THE TRACK ELEVATION AND SUBSTANTIALLY AT RIGHT ANGLES TO THE TRACK, THE INCLINATION OF THE AXIS BEING SUCH AS TO IMAGE A PORTION OF THE CENTRAL PART OF RAILROAD CAR WHEELS PASSING OVER THE SAID INFRARED DETECTION DEVICE WHEREBY INFRARED ENERGY RADIATED FROM SAID CENTRAL PORTION OF THE RAILROAD CAR WHEELS ALONG SAID AXIS IS SHIELDED FROM SAID RAIN FROM BOTH TOP AND SIDES AS AN AXLE PASSES OVER THE DETECTING DEVICE.
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Accused Products
2 Citations
1 Claim
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1. A HOT BOX DETECTOR COMPRISING IN COMBINATION A LENGTH OF RAILROAD TRACK, AN INFRARED DETECTION DEVICE MOUNTED BETWEEN THE RAILS OF SAID TRACK, SAID DETECTION DEVICE COMPRISING INFRARED DETECTORS AND OPTICAL MEANS WITH SUBSTANTIALLY UNIFORM TRANSMISSION THROUGH A PREDETERMINED WAVELENGTH BAND IMAGING EACH INFRARED DETECTOR ALONG AN AXIS INCLINED UPWARDLY WITH RESPECT TO THE TRACK ELEVATION AND SUBSTANTIALLY AT RIGHT ANGLES TO THE TRACK, THE INCLINATION OF THE AXIS BEING SUCH AS TO IMAGE A PORTION OF THE CENTRAL PART OF RAILROAD CAR WHEELS PASSING OVER THE SAID INFRARED DETECTION DEVICE WHEREBY INFRARED ENERGY RADIATED FROM SAID CENTRAL PORTION OF THE RAILROAD CAR WHEELS ALONG SAID AXIS IS SHIELDED FROM SAID RAIN FROM BOTH TOP AND SIDES AS AN AXLE PASSES OVER THE DETECTING DEVICE.
Specification
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- Resources
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Current AssigneeBowling Barnes Robert, Frank Schwarz
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Original AssigneeBowling Barnes Robert, Frank Schwarz
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InventorsBOWLING BARNES ROBERT, Schwarz, Frank
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Application NumberUS03/849,782Time in Patent Office2,020 DaysField of SearchUS Class Current246/169.00DCPC Class CodesB61K 9/06 by detecting or indicating ...
