GB2077422B - Optical weighing - Google Patents

Optical weighing

Info

Publication number
GB2077422B
GB2077422B GB8018466A GB8018466A GB2077422B GB 2077422 B GB2077422 B GB 2077422B GB 8018466 A GB8018466 A GB 8018466A GB 8018466 A GB8018466 A GB 8018466A GB 2077422 B GB2077422 B GB 2077422B
Authority
GB
United Kingdom
Prior art keywords
optical weighing
weighing
optical
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
GB8018466A
Other versions
GB2077422A (en
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.)
Diffracto Ltd Canada
Original Assignee
Diffracto Ltd Canada
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 Diffracto Ltd Canada filed Critical Diffracto Ltd Canada
Priority to GB8018466A priority Critical patent/GB2077422B/en
Publication of GB2077422A publication Critical patent/GB2077422A/en
Application granted granted Critical
Publication of GB2077422B publication Critical patent/GB2077422B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G3/00—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances
    • G01G3/12—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing
    • G01G3/125—Weighing apparatus characterised by the use of elastically-deformable members, e.g. spring balances wherein the weighing element is in the form of a solid body stressed by pressure or tension during weighing wherein the weighing element is an optical member
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01G—WEIGHING
    • G01G9/00—Methods of, or apparatus for, the determination of weight, not provided for in groups G01G1/00 - G01G7/00
    • G01G9/005—Methods of, or apparatus for, the determination of weight, not provided for in groups G01G1/00 - G01G7/00 using radiations, e.g. radioactive

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Sorting Of Articles (AREA)
GB8018466A 1980-06-05 1980-06-05 Optical weighing Expired GB2077422B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8018466A GB2077422B (en) 1980-06-05 1980-06-05 Optical weighing

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8018466A GB2077422B (en) 1980-06-05 1980-06-05 Optical weighing

Publications (2)

Publication Number Publication Date
GB2077422A GB2077422A (en) 1981-12-16
GB2077422B true GB2077422B (en) 1984-03-28

Family

ID=10513851

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8018466A Expired GB2077422B (en) 1980-06-05 1980-06-05 Optical weighing

Country Status (1)

Country Link
GB (1) GB2077422B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4536651A (en) * 1983-03-14 1985-08-20 Pitney Bowes Inc. Optical weighing scale utilizing a prism
DE4132110A1 (en) * 1991-09-26 1993-04-01 Siemens Ag Optical force sensor load cell with interferometer - has elastically deformable body forming symmetrical force sensor with interference suppressed by opposite influences on distances between plate and discs
DE19959968A1 (en) * 1999-12-13 2001-06-28 Instanova Ag Oberriet Libra
US7304750B2 (en) 1999-12-17 2007-12-04 Nektar Therapeutics Systems and methods for non-destructive mass sensing

Also Published As

Publication number Publication date
GB2077422A (en) 1981-12-16

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee