3714858

Information

• Patent Grant
• 3714858

• References
• Source

• Patent Number

  3,714,858

• Date Filed

  Not available

• Date Issued

  Tuesday, February 6, 1973
  52 years ago

• CPC

  • G03D15/046 - Automatic cutting
  • G03D13/003 - Film feed or extraction in development apparatus
  • Y10T83/4463 - Work-sensing means to initiate tool feed
  • Y10T83/4549 - By change in length of one member of feed-driving linkage
  • Y10T83/4584 - Dwell defined only by "dead-center" of rotating crank
  • Y10T83/4599 - Means to prevent random or excessive work feeds
  • Y10T83/533 - With photo-electric work-sensing means
  • Y10T83/543 - Sensing means responsive to work indicium or irregularity
  • Y10T83/739 - Positively confines or otherwise determines path of work
  • Y10T83/747 - Opposed to work-supporting surface
  • Y10T83/8817 - Axially entending cutting edge

• US Classifications

  • 083 - Cutting