1891505

Information

• Patent Grant
• 1891505

• References
• Source

• Patent Number

  1,891,505

• Date Filed

  Not available

• Date Issued

  Tuesday, December 20, 1932
  92 years ago

• CPC

  • B21K7/12 - parts for locomotives or vehicles
  • Y10T29/49945 - by driven force fit
  • Y10T74/2173 - Cranks and wrist pins

• US Classifications

  • 295 - Railway wheels and axles
  • 029 - Metal working
  • 074 - Machine element or mechanism
  • 148 - Metal treatment
  • 464 - Rotary shafts, gudgeons, housings, and flexible couplings for rotary shafts