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GB539127A - Improvements in electric motor control systems - Google Patents

Improvements in electric motor control systems

Info

Publication number
GB539127A
GB539127A GB799640A GB799640A GB539127A GB 539127 A GB539127 A GB 539127A GB 799640 A GB799640 A GB 799640A GB 799640 A GB799640 A GB 799640A GB 539127 A GB539127 A GB 539127A
Authority
GB
United Kingdom
Prior art keywords
electric motor
motor control
control systems
systems
electric
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
GB799640A
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.)
HERBERT STIRLING CARNEGIF
ROBERT LAWRENCE ENGLISH
English Electric Co Ltd
Original Assignee
HERBERT STIRLING CARNEGIF
ROBERT LAWRENCE ENGLISH
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 HERBERT STIRLING CARNEGIF, ROBERT LAWRENCE ENGLISH, English Electric Co Ltd filed Critical HERBERT STIRLING CARNEGIF
Priority to GB799640A priority Critical patent/GB539127A/en
Publication of GB539127A publication Critical patent/GB539127A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/18—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web
    • B65H23/195—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in winding mechanisms or in connection with winding operations
    • B65H23/198—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in winding mechanisms or in connection with winding operations motor-controlled (Controlling electrical drive motors therefor)
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/06—Registering, tensioning, smoothing or guiding webs longitudinally by retarding devices, e.g. acting on web-roll spindle
    • B65H23/066—Electrical brake devices therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H23/00—Registering, tensioning, smoothing or guiding webs
    • B65H23/04—Registering, tensioning, smoothing or guiding webs longitudinally
    • B65H23/18—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web
    • B65H23/182—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in unwinding mechanisms or in connection with unwinding operations
    • B65H23/185—Registering, tensioning, smoothing or guiding webs longitudinally by controlling or regulating the web-advancing mechanism, e.g. mechanism acting on the running web in unwinding mechanisms or in connection with unwinding operations motor-controlled
GB799640A 1940-05-03 1940-05-03 Improvements in electric motor control systems Expired GB539127A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB799640A GB539127A (en) 1940-05-03 1940-05-03 Improvements in electric motor control systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB799640A GB539127A (en) 1940-05-03 1940-05-03 Improvements in electric motor control systems

Publications (1)

Publication Number Publication Date
GB539127A true GB539127A (en) 1941-08-28

Family

ID=9843776

Family Applications (1)

Application Number Title Priority Date Filing Date
GB799640A Expired GB539127A (en) 1940-05-03 1940-05-03 Improvements in electric motor control systems

Country Status (1)

Country Link
GB (1) GB539127A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0534457A3 (en) * 1991-09-26 1993-08-18 Sealed Air Corporation High speed apparatus for forming foam cushions for packaging purposes

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0534457A3 (en) * 1991-09-26 1993-08-18 Sealed Air Corporation High speed apparatus for forming foam cushions for packaging purposes
US5376219A (en) * 1991-09-26 1994-12-27 Sealed Air Corporation High speed apparatus for forming foam cushions for packaging purposes
US5575435A (en) * 1991-09-26 1996-11-19 Sealed Air Corporation High speed apparatus for forming foam cushions for packaging purposes
US5679208A (en) * 1991-09-26 1997-10-21 Sealed Air Corporation High speed apparatus for forming foam cushions for packaging purposes

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