FR1068667A - Particle counter device - Google Patents

Particle counter device

Info

Publication number
FR1068667A
FR1068667A FR1068667DA FR1068667A FR 1068667 A FR1068667 A FR 1068667A FR 1068667D A FR1068667D A FR 1068667DA FR 1068667 A FR1068667 A FR 1068667A
Authority
FR
France
Prior art keywords
particle counter
counter device
particle
counter
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
Other languages
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1068667A publication Critical patent/FR1068667A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K21/00—Details of pulse counters or frequency dividers
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
    • G06M11/00—Counting of objects distributed at random, e.g. on a surface
    • G06M11/02—Counting of objects distributed at random, e.g. on a surface using an electron beam scanning a surface line by line, e.g. of blood cells on a substrate
    • G06M11/04—Counting of objects distributed at random, e.g. on a surface using an electron beam scanning a surface line by line, e.g. of blood cells on a substrate with provision for distinguishing between different sizes of objects

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Measurement Of Radiation (AREA)
FR1068667D 1951-06-27 1952-06-25 Particle counter device Expired FR1068667A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB15311/51A GB741471A (en) 1951-06-27 1951-06-27 Improvements in or relating to apparatus for counting particles

Publications (1)

Publication Number Publication Date
FR1068667A true FR1068667A (en) 1954-06-30

Family

ID=10056842

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1068667D Expired FR1068667A (en) 1951-06-27 1952-06-25 Particle counter device

Country Status (3)

Country Link
US (1) US2791377A (en)
FR (1) FR1068667A (en)
GB (1) GB741471A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110979858A (en) * 2019-12-16 2020-04-10 广州珐玛珈智能设备股份有限公司 Particle counting machine and method for packaging particle materials

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2847162A (en) * 1951-11-02 1958-08-12 Meyer Ernest William Counting of particles
US2927219A (en) * 1952-02-13 1960-03-01 Young John Zachary Apparatus for counting discrete particles
US3214574A (en) * 1952-07-16 1965-10-26 Perkin Elmer Corp Apparatus for counting bi-nucleate lymphocytes in blood
GB785356A (en) * 1953-01-30 1957-10-30 Mullard Radio Valve Co Ltd Improvements in or relating to flying spot scanning systems
US2958464A (en) * 1953-06-26 1960-11-01 Bayer Ag Process of and apparatus for the automatic counting of particles of any size and shape
US2907519A (en) * 1953-12-22 1959-10-06 Rca Corp Apparatus for and method of counting perturbations in a field
GB795461A (en) * 1954-04-06 1958-05-21 John Zachary Young Improvements in and relating to a method of counting a number of regions in a scanning field
US3019972A (en) * 1954-11-30 1962-02-06 West Point Mfg Co Apparatus for counting neps
NL203213A (en) * 1954-12-29 1900-01-01
US2918216A (en) * 1956-08-31 1959-12-22 Rca Corp Particle counting apparatus
US3051841A (en) * 1956-11-28 1962-08-28 Crosfield J F Ltd Printing and photography
US2948470A (en) * 1957-03-15 1960-08-09 Du Mont Allen B Lab Inc Particle counter
BE556390A (en) * 1957-04-04 1957-04-30 Bosch F J G Van Den ELECTRONIC COUNTERS
DE1084059B (en) * 1957-05-17 1960-06-23 Philips Nv Device for particle counting
US3006236A (en) * 1957-06-17 1961-10-31 Sud Aviation Apparatus for astronomical navigation
US3858851A (en) * 1973-07-05 1975-01-07 Prototron Ass Apparatus for providing a statistical count of particulate material in a fluid

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2494441A (en) * 1948-07-28 1950-01-10 Rca Corp Method and apparatus for electronically determining particle size distribution
US2584052A (en) * 1949-08-30 1952-01-29 Paul E Sandorff Apparatus for counting blood corpuscles

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110979858A (en) * 2019-12-16 2020-04-10 广州珐玛珈智能设备股份有限公司 Particle counting machine and method for packaging particle materials
CN110979858B (en) * 2019-12-16 2024-02-27 广州珐玛珈智能设备股份有限公司 Particle counting machine and particle counting method for packaging particle materials

Also Published As

Publication number Publication date
GB741471A (en) 1955-12-07
US2791377A (en) 1957-05-07

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