GB587383A - Improvements in rotary adjustable electric regulating devices - Google Patents

Improvements in rotary adjustable electric regulating devices

Info

Publication number
GB587383A
GB587383A GB57445A GB57445A GB587383A GB 587383 A GB587383 A GB 587383A GB 57445 A GB57445 A GB 57445A GB 57445 A GB57445 A GB 57445A GB 587383 A GB587383 A GB 587383A
Authority
GB
United Kingdom
Prior art keywords
lamp
regulating devices
adjustable electric
electric regulating
rotary adjustable
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
GB57445A
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.)
ROBERT WILLIAM HUMM
English Electric Co Ltd
Original Assignee
ROBERT WILLIAM HUMM
English Electric Co 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
Application filed by ROBERT WILLIAM HUMM, English Electric Co Ltd filed Critical ROBERT WILLIAM HUMM
Priority to GB57445A priority Critical patent/GB587383A/en
Publication of GB587383A publication Critical patent/GB587383A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H19/00—Switches operated by an operating part which is rotatable about a longitudinal axis thereof and which is acted upon directly by a solid body external to the switch, e.g. by a hand
    • H01H19/02—Details
    • H01H19/025—Light-emitting indicators

Abstract

587,383. Indicating - apparatus. ENGLISH ELECTRIC CO., Ltd., and HUMM, R. W. Jan. 6, 1945, No. 574. [Class 106 (iv)] [Also in Group XXXVII] A lamp indicator for the temperature regulator of an electric cooker comprises a lamp 15 behind a loose-fitting transparent or translucent cover 12 in a hole 11 in a boss 10 in the cooker front-plate 2. The' control knob 6 has a graduated flange 7, the back of which rubs against the cover 12. A coloured spot 19 on the latter forms the fixed indicator for the flange - 7. When the knob 6 is removed, a spring 17 ejects the lamp and holder until arrested by a spring ring 16.
GB57445A 1945-01-06 1945-01-06 Improvements in rotary adjustable electric regulating devices Expired GB587383A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB57445A GB587383A (en) 1945-01-06 1945-01-06 Improvements in rotary adjustable electric regulating devices

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB57445A GB587383A (en) 1945-01-06 1945-01-06 Improvements in rotary adjustable electric regulating devices

Publications (1)

Publication Number Publication Date
GB587383A true GB587383A (en) 1947-04-23

Family

ID=9706773

Family Applications (1)

Application Number Title Priority Date Filing Date
GB57445A Expired GB587383A (en) 1945-01-06 1945-01-06 Improvements in rotary adjustable electric regulating devices

Country Status (1)

Country Link
GB (1) GB587383A (en)

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