3448939

Information

• Patent Grant
• 3448939

• References
• Source

• Patent Number

  3,448,939

• Date Filed

  Not available

• Date Issued

  Tuesday, June 10, 1969
  55 years ago

• CPC

  • B65H81/08 - by feeding material obliquely to the axis of the core
  • F16H19/064 - the flexible push member uses a bended profile to generate stiffness
  • Y10S242/917 - Accomodating special material or article

• US Classifications

  • 242 - Winding, tensioning, or guiding
  • 052 - Static structures
  • 248 - Supports
  • 267 - Spring devices