FR499880A - Minuterie à huile - Google Patents

Minuterie à huile

Info

Publication number
FR499880A
FR499880A FR499880DA FR499880A FR 499880 A FR499880 A FR 499880A FR 499880D A FR499880D A FR 499880DA FR 499880 A FR499880 A FR 499880A
Authority
FR
France
Prior art keywords
timer
oil
oil timer
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
English (en)
Inventor
Georges Rocques
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR499880A publication Critical patent/FR499880A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F1/00—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers
    • G04F1/04—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers by movement or acceleration due to gravity
    • G04F1/06—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers by movement or acceleration due to gravity by flowing-away of a prefixed quantity of fine-granular or liquid materials, e.g. sand-glass, water-clock
    • G04F1/066—Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals without driving mechanisms, e.g. egg timers by movement or acceleration due to gravity by flowing-away of a prefixed quantity of fine-granular or liquid materials, e.g. sand-glass, water-clock using electrical contact device

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR499880D 1919-05-21 1919-05-21 Minuterie à huile Expired FR499880A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR499880T 1919-05-21

Publications (1)

Publication Number Publication Date
FR499880A true FR499880A (fr) 1920-02-25

Family

ID=1534846

Family Applications (1)

Application Number Title Priority Date Filing Date
FR499880D Expired FR499880A (fr) 1919-05-21 1919-05-21 Minuterie à huile

Country Status (1)

Country Link
FR (1) FR499880A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2513986A (en) * 1949-06-22 1950-07-04 Gen Electric Electromagnetic switch
EP0070156A2 (fr) * 1981-07-09 1983-01-19 HAEMONETICS CORPORATION(a Massachusetts Corporation) Appareil centrifuge
CN111694263A (zh) * 2020-06-24 2020-09-22 燕凤侠 一种测量时间用可调节的计时设备

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2513986A (en) * 1949-06-22 1950-07-04 Gen Electric Electromagnetic switch
EP0070156A2 (fr) * 1981-07-09 1983-01-19 HAEMONETICS CORPORATION(a Massachusetts Corporation) Appareil centrifuge
EP0070156A3 (en) * 1981-07-09 1984-06-20 Haemonetics Corporation Centrifuge apparatus
CN111694263A (zh) * 2020-06-24 2020-09-22 燕凤侠 一种测量时间用可调节的计时设备
CN111694263B (zh) * 2020-06-24 2021-06-22 张素平 一种测量时间用可调节的计时设备

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