US 12,292,337 B2
Roller temperature monitoring
Aaron Michael Tetzloff, Dunlap, IL (US); Eric J Johannsen, Washington, IL (US); and David Jennings Hakes, Princeville, IL (US)
Assigned to Caterpillar Inc., Peoria, IL (US)
Filed by Caterpillar Inc., Peoria, IL (US)
Filed on Jun. 7, 2023, as Appl. No. 18/207,049.
Prior Publication US 2024/0410763 A1, Dec. 12, 2024
Int. Cl. G01K 1/024 (2021.01); B62D 55/092 (2006.01); B62D 55/24 (2006.01); G01K 1/14 (2021.01)
CPC G01K 1/024 (2013.01) [B62D 55/092 (2013.01); B62D 55/24 (2013.01); G01K 1/14 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A roller comprising:
a shaft including
an interior cavity along a longitudinal axis of the shaft,
at least one aperture along an axis of the shaft, which is at a non-zero angle with respect to the longitudinal axis, wherein the at least one aperture is in fluid communication with the interior cavity, and
an oil fill hole through one end of the shaft, along the longitudinal axis, and in fluid communication with the interior cavity;
a rim configured to rotate around the shaft;
an annular space between the shaft and the rim, wherein the annular space is in fluid communication with the at least one aperture of the shaft; and
a temperature monitoring device mounted in the oil fill hole of the shaft.