2638798

Information

• Patent Grant
• 2638798

• References
• Source

• Patent Number

  2,638,798

• Date Filed

  Not available

• Date Issued

  Tuesday, May 19, 1953
  71 years ago

• CPC

  • B61C9/14 - hydraulic, including combinations with mechanical gearing
  • Y10T74/19009 - Single gearing unit includes fluid drive
  • Y10T74/19158 - with one or more controllers for gearing, fluid drive, or clutch
  • Y10T74/19228 - Multiple concentric clutch shafts

• US Classifications

  • 074 - Machine element or mechanism
  • 105 - Railway rolling stock