CA1022498A - Photoelectric sensors and digital circuitry for particulate streaming size classification and monitoring - Google Patents

Photoelectric sensors and digital circuitry for particulate streaming size classification and monitoring

Info

Publication number
CA1022498A
CA1022498A CA232,383A CA232383A CA1022498A CA 1022498 A CA1022498 A CA 1022498A CA 232383 A CA232383 A CA 232383A CA 1022498 A CA1022498 A CA 1022498A
Authority
CA
Canada
Prior art keywords
particulate
monitoring
digital circuitry
photoelectric sensors
size classification
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA232,383A
Inventor
Henry E. Hill
Leonard G. Bassett
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rexnord Inc
Original Assignee
Rexnord Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from GB34150/74A external-priority patent/GB1511484A/en
Application filed by Rexnord Inc filed Critical Rexnord Inc
Application granted granted Critical
Publication of CA1022498A publication Critical patent/CA1022498A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
    • B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
    • B07C5/04—Sorting according to size
    • B07C5/10—Sorting according to size measured by light-responsive means
CA232,383A 1974-08-02 1975-07-28 Photoelectric sensors and digital circuitry for particulate streaming size classification and monitoring Expired CA1022498A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB34150/74A GB1511484A (en) 1974-08-02 1974-08-02 Method and apparatus for grading bodies and/or particles for size
GB2782675 1975-07-02

Publications (1)

Publication Number Publication Date
CA1022498A true CA1022498A (en) 1977-12-13

Family

ID=26259020

Family Applications (1)

Application Number Title Priority Date Filing Date
CA232,383A Expired CA1022498A (en) 1974-08-02 1975-07-28 Photoelectric sensors and digital circuitry for particulate streaming size classification and monitoring

Country Status (5)

Country Link
JP (1) JPS5139090A (en)
CA (1) CA1022498A (en)
DE (1) DE2534266A1 (en)
FR (1) FR2280443A1 (en)
NO (1) NO752625L (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113019958A (en) * 2021-02-26 2021-06-25 贵州省建材产品质量检验检测院 Steel bar diameter device calibration device for building engineering detection

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5081109A (en) * 1973-11-17 1975-07-01
JPS51146811A (en) * 1975-06-12 1976-12-16 Hitachi Ltd Tape charging device in magnetic record and playback apparatus
SE7806922L (en) * 1978-06-15 1979-12-16 Svenska Traeforskningsinst PROCEDURE AND DEVICE FOR INDICATING THE SIZE DISTRIBUTION OF PARTICLES EXISTING IN A FLOWING MEDIUM
FR2458804A1 (en) * 1979-06-05 1981-01-02 Hanusse Gerard Appts. to measure and control liq. flow rate - counts and measures drops released by dropper nozzle
US4307390A (en) * 1979-11-07 1981-12-22 Dickey-John Corporation Corn and soybean sensor
JPS5919577A (en) * 1982-07-22 1984-02-01 株式会社マキ製作所 Method and device for selecting fruit and vegetable
NL8302230A (en) * 1983-06-22 1985-01-16 Staalkat Bv COUNTING DEVICE FOR COUNTING OBJECTS BY MEASURING SHADOW MEASUREMENT.
DE3914797A1 (en) * 1989-05-05 1990-11-08 Kali & Salz Ag Measuring dust developed by movement of bulk material - letting sample fall in measuring chamber and registering reductions in intensity of defined light beam

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113019958A (en) * 2021-02-26 2021-06-25 贵州省建材产品质量检验检测院 Steel bar diameter device calibration device for building engineering detection
CN113019958B (en) * 2021-02-26 2022-08-12 贵州省建材产品质量检验检测院 Steel bar diameter device calibration device for building engineering detection

Also Published As

Publication number Publication date
FR2280443A1 (en) 1976-02-27
AU8334675A (en) 1977-01-27
JPS5139090A (en) 1976-04-01
DE2534266A1 (en) 1976-02-19
NO752625L (en) 1976-02-03

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