3405257

Information

• Patent Grant
• 3405257

• References
• Source

• Patent Number

  3,405,257

• Date Filed

  Not available

• Date Issued

  Tuesday, October 8, 1968
  56 years ago

• CPC

  • G01D5/34715 - Scale reading or illumination devices
  • B23Q15/00 - Automatic control or regulation of feed movement, cutting velocity or position of tool or work
  • B23Q23/00 - Arrangement for compensating for irregularities or wear
  • G01C9/12 - by using a single pendulum
  • G01D5/262 - with optical projection of a pointer or a scale
  • G01D5/341 - controlling the movement of a following part
  • G01D5/36 - Forming the light into pulses

• US Classifications

  • 700 - Data processing: generic control systems or specific applications
  • 318 - Electricity: motive power systems