3869146

Information

• Patent Grant
• 3869146

• References
• Source

• Patent Number

  3,869,146

• Date Filed

  Not available

• Date Issued

  Tuesday, March 4, 1975
  49 years ago

• CPC

  • A61G5/023 - acting directly on hubs or axis
  • A61G1/0287 - having brakes
  • A61G5/025 - Levers
  • A61G5/1008 - for gradually slowing down the wheelchair
  • A61G5/101 - of the parking brake type
  • A61G5/1016 - on the rim
  • A61G5/1018 - on the running surface
  • A61G5/1035 - manipulated by wheelchair user
  • A61G5/1037 - manipulated by assisting person
  • B62M1/14 - operated exclusively by hand power
  • B62B5/0485 - by braking on the running surface

• US Classifications

  • 280 - Land vehicles