3737136

Information

• Patent Grant
• 3737136

• References
• Source

• Patent Number

  3,737,136

• Date Filed

  Not available

• Date Issued

  Tuesday, June 5, 1973
  51 years ago

• CPC

  • A47B9/083 - with spreading means inside a tube
  • A47C3/285 - with radially expansible clamping elements telescopically engaged in a tube or the like
  • A47B2009/086 - having ballbearings interacting with a conical surface
  • Y10T403/32426 - Plural distinct positions
  • Y10T403/32501 - Cam or wedge

• US Classifications

  • 248 - Supports
  • 108 - Horizontally supported planar surfaces
  • 297 - Chairs and seats
  • 403 - Joints and connections