BE756715A - Mecanisme a securite automatique - Google Patents

Mecanisme a securite automatique

Info

Publication number
BE756715A
BE756715A BE756715DA BE756715A BE 756715 A BE756715 A BE 756715A BE 756715D A BE756715D A BE 756715DA BE 756715 A BE756715 A BE 756715A
Authority
BE
Belgium
Prior art keywords
safety mechanism
automatic safety
automatic
safety
Prior art date
Application number
Other languages
English (en)
Inventor
R B Lewis
Original Assignee
Jamesbury Corp
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.)
Publication date
Publication of BE756715A publication Critical patent/BE756715A/fr

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/08—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors
    • H02H7/09—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for dynamo-electric motors against over-voltage; against reduction of voltage; against phase interruption
BE756715D 1969-10-06 Mecanisme a securite automatique BE756715A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86383569A 1969-10-06 1969-10-06

Publications (1)

Publication Number Publication Date
BE756715A true BE756715A (fr) 1971-03-01

Family

ID=25341899

Family Applications (1)

Application Number Title Priority Date Filing Date
BE756715D BE756715A (fr) 1969-10-06 Mecanisme a securite automatique

Country Status (6)

Country Link
US (1) US3588652A (fr)
BE (1) BE756715A (fr)
DE (1) DE2044816A1 (fr)
FR (1) FR2068198A5 (fr)
GB (1) GB1254840A (fr)
NL (1) NL7010957A (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3737749A (en) * 1972-06-16 1973-06-05 Electronic Flag Poles Inc Motor control system
US4203057A (en) * 1975-12-06 1980-05-13 Katsuyuki Totsu Control means for the wire wrapping machine
US4097786A (en) * 1976-06-16 1978-06-27 E-Systems, Inc. Limit control apparatus
US4134052A (en) * 1977-10-17 1979-01-09 General Motors Corporation Bi-directional electric motor control circuit
US4598355A (en) * 1983-10-27 1986-07-01 Sundstrand Corporation Fault tolerant controller
US4736664A (en) * 1985-08-26 1988-04-12 Hinsley J D Piano pedal activator for paraplegics
US4633153A (en) * 1986-02-24 1986-12-30 General Motors Corporation Power window control with tape drive tension release
US5422808A (en) * 1993-04-20 1995-06-06 Anthony T. Catanese, Jr. Method and apparatus for fail-safe control of at least one electro-mechanical or electro-hydraulic component
US6366041B1 (en) * 2000-01-24 2002-04-02 Union Switch & Signal, Inc. Railway switch machine motor control apparatus
US6300734B1 (en) * 2000-01-24 2001-10-09 Union Switch & Signal, Inc. Motor control apparatus for a railway switch machine
EA022657B1 (ru) * 2009-06-09 2016-02-29 Моквелд Валвес Б.В. Клапан для текучей среды
US11870280B2 (en) 2018-09-19 2024-01-09 Johnson Controls Tyco IP Holdings LLP Systems and methods for controlling super capacitor charge voltage to extend super capacitor life
US11280424B2 (en) * 2019-06-03 2022-03-22 Johnson Controls Tyco IP Holdings LLP Failsafe system for a 270 degree actuator

Also Published As

Publication number Publication date
DE2044816A1 (de) 1971-04-15
FR2068198A5 (fr) 1971-08-20
US3588652A (en) 1971-06-28
GB1254840A (en) 1971-11-24
NL7010957A (fr) 1971-04-08

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