3881739

Information

• Patent Grant
• 3881739

• References
• Source

• Patent Number

  3,881,739

• Date Filed

  Not available

• Date Issued

  Tuesday, May 6, 1975
  49 years ago

• CPC

  • B62B7/10 - by folding down the body to the wheel carriage or by retracting projecting parts into the box-shaped body
  • B62B7/08 - in the direction of, or at right angles to, the wheel axis
  • B62B5/0485 - by braking on the running surface
  • B62B7/044 - three wheeled
  • B62B7/068 - by sliding a bushing along a rod
  • B62B9/206 - with two separate bars
  • B62B2205/02 - foldable widthwise
  • B62B2301/0467 - combined with means for braking the wheel

• US Classifications

  • 280 - Land vehicles