GB2138137B - Improvements in sensing apparatus - Google Patents

Improvements in sensing apparatus

Info

Publication number
GB2138137B
GB2138137B GB08405917A GB8405917A GB2138137B GB 2138137 B GB2138137 B GB 2138137B GB 08405917 A GB08405917 A GB 08405917A GB 8405917 A GB8405917 A GB 8405917A GB 2138137 B GB2138137 B GB 2138137B
Authority
GB
United Kingdom
Prior art keywords
sensing apparatus
sensing
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
GB08405917A
Other versions
GB2138137A (en
GB8405917D0 (en
Inventor
Reginald Stuart Medlock
Graeme Philp
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.)
Elster Metering Holdings Ltd
Original Assignee
Brown Boveri Kent Ltd
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 GB838306202A external-priority patent/GB8306202D0/en
Application filed by Brown Boveri Kent Ltd filed Critical Brown Boveri Kent Ltd
Priority to GB08405917A priority Critical patent/GB2138137B/en
Publication of GB8405917D0 publication Critical patent/GB8405917D0/en
Publication of GB2138137A publication Critical patent/GB2138137A/en
Application granted granted Critical
Publication of GB2138137B publication Critical patent/GB2138137B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/243—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the phase or frequency of ac
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/26—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable characterised by optical transfer means, i.e. using infrared, visible, or ultraviolet light
GB08405917A 1983-03-07 1984-03-07 Improvements in sensing apparatus Expired GB2138137B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB08405917A GB2138137B (en) 1983-03-07 1984-03-07 Improvements in sensing apparatus

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB838306202A GB8306202D0 (en) 1983-03-07 1983-03-07 Sensing apparatus
GB08405917A GB2138137B (en) 1983-03-07 1984-03-07 Improvements in sensing apparatus

Publications (3)

Publication Number Publication Date
GB8405917D0 GB8405917D0 (en) 1984-04-11
GB2138137A GB2138137A (en) 1984-10-17
GB2138137B true GB2138137B (en) 1987-01-14

Family

ID=26285431

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08405917A Expired GB2138137B (en) 1983-03-07 1984-03-07 Improvements in sensing apparatus

Country Status (1)

Country Link
GB (1) GB2138137B (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1435059A (en) * 1974-03-21 1976-05-12 Itt Creed Galvanic isolation of telegraphic equipment
US4032843A (en) * 1976-06-21 1977-06-28 International Telephone And Telegraph Corporation Compensated signal isolator
US4126049A (en) * 1977-02-14 1978-11-21 Cotter Mitchell A System and method of measuring fluid pressure force
GB2071435A (en) * 1980-02-27 1981-09-16 Data Beta Ltd Electrical power supplies
US4521684A (en) * 1982-02-22 1985-06-04 The Foxboro Company Optical measurement system with light-driven vibrating sensor element
GB2121953B (en) * 1982-06-10 1985-09-04 Itt Ind Ltd Improvements in transducers

Also Published As

Publication number Publication date
GB2138137A (en) 1984-10-17
GB8405917D0 (en) 1984-04-11

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Legal Events

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