3090154

Information

• Patent Grant
• 3090154

• References
• Source

• Patent Number

  3,090,154

• Date Filed

  Not available

• Date Issued

  Tuesday, May 21, 1963
  61 years ago

• CPC

  • A47C27/0453 - Attachment of spring inlays to outer layers
  • A47C27/20 - with springs moulded in, or situated in cavities or openings in foamed material
  • B29C44/1271 - the preformed parts being partially covered
  • B68G11/06 - with embedded springs
  • Y10S297/01 - Foam
  • Y10T29/481 - Method
  • Y10T156/109 - Embedding of laminae within face of additional laminae

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 005 - Beds
  • 029 - Metal working
  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 297 - Chairs and seats