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CPC Subgroup
G01G 13/04

involving dribble-feed means controlled by the weighing mechanism to top up the receptacle to the target weight

Full Title

Weighing apparatus with automatic feed or discharge for weighing-out batches of material (for weighing a continuous stream G01G11/00; check-weighing G01G15/00; for fluids G01G17/04; apportioning by weight materials to be mixed G01G19/22; combinatorial weighing G01G19/387) > Means for automatically loading weigh pans or other receptacles, e.g. disposable containers, under control of the weighing mechanism > involving dribble-feed means controlled by the weighing mechanism to top up the receptacle to the target weight

3 direct subcodes

Child Classifications

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  • G01G 13/06 wherein the main feed is effected by gravity from a hopper or chute
  • G01G 13/08 wherein the main feed is effected by mechanical conveying means, e.g. by belt conveyors, by vibratory conveyors
  • G01G 13/10 wherein the main feed is effected by pneumatic conveying means, e.g. by fluidised feed of granular material

Top Applicants

Top 10 applicants by patent filingsfor class G01, 2013–2023, worldwide · Source: EPO PATSTAT

  1. CHINESE ACADEMY OF SCIENCES 21,460
  2. ROBERT BOSCH DE 17,801
  3. SGCC(STATE GRID CORPORATION OF CHINA) 17,347
  4. SAMSUNG ELECTRONICS COMPANY KR 13,192
  5. QUALCOMM US 9,900
  6. HALLIBURTON ENERGY SERVICES GROUP US 9,742
  7. PHILIPS ELECTRONICS NL 7,249
  8. MITSUBISHI ELECTRIC CORPORATION JP 6,503
  9. ZHEJIANG UNIVERSITY 6,414
  10. DENSO CORPORATION JP 6,382