FR649568A - Automatic time switch for powering t substations. s. f. - Google Patents

Automatic time switch for powering t substations. s. f.

Info

Publication number
FR649568A
FR649568A FR649568DA FR649568A FR 649568 A FR649568 A FR 649568A FR 649568D A FR649568D A FR 649568DA FR 649568 A FR649568 A FR 649568A
Authority
FR
France
Prior art keywords
substations
powering
time switch
automatic time
automatic
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
Other languages
French (fr)
Inventor
Louis Letreguilly
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 filed Critical
Application granted granted Critical
Publication of FR649568A publication Critical patent/FR649568A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H43/00—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operations after the programme is completed
    • H01H43/10—Time or time-programme switches providing a choice of time-intervals for executing one or more switching actions and automatically terminating their operations after the programme is completed with timing of actuation of contacts due to a part rotating at substantially constant speed
FR649568D 1928-02-22 1928-02-22 Automatic time switch for powering t substations. s. f. Expired FR649568A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR649568T 1928-02-22

Publications (1)

Publication Number Publication Date
FR649568A true FR649568A (en) 1928-12-24

Family

ID=9003380

Family Applications (1)

Application Number Title Priority Date Filing Date
FR649568D Expired FR649568A (en) 1928-02-22 1928-02-22 Automatic time switch for powering t substations. s. f.

Country Status (1)

Country Link
FR (1) FR649568A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6125580A (en) * 1998-07-20 2000-10-03 Fan; Jian-Hua Self watering tray
US6131334A (en) * 1998-07-20 2000-10-17 Fan; Jianhua Self-watering tray
US6783023B1 (en) 1997-12-12 2004-08-31 Jian-Hua Fan Legged pot

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6783023B1 (en) 1997-12-12 2004-08-31 Jian-Hua Fan Legged pot
US6125580A (en) * 1998-07-20 2000-10-03 Fan; Jian-Hua Self watering tray
US6131334A (en) * 1998-07-20 2000-10-17 Fan; Jianhua Self-watering tray

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