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FR411673A - Friction drive or braking system for clocks and other devices - Google Patents

Friction drive or braking system for clocks and other devices

Info

Publication number
FR411673A
FR411673A FR411673DA FR411673A FR 411673 A FR411673 A FR 411673A FR 411673D A FR411673D A FR 411673DA FR 411673 A FR411673 A FR 411673A
Authority
FR
France
Prior art keywords
clocks
devices
braking system
friction drive
friction
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
Charles-Edouard O'keenan
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.)
CHARLES EDOUARD O KEENAN
Original Assignee
CHARLES EDOUARD O KEENAN
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 CHARLES EDOUARD O KEENAN filed Critical CHARLES EDOUARD O KEENAN
Application granted granted Critical
Publication of FR411673A publication Critical patent/FR411673A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C1/00—Winding mechanical clocks electrically
    • G04C1/04—Winding mechanical clocks electrically by electric motors with rotating or with reciprocating movement
    • G04C1/06—Winding mechanical clocks electrically by electric motors with rotating or with reciprocating movement winding-up springs
    • G04C1/065—Winding mechanical clocks electrically by electric motors with rotating or with reciprocating movement winding-up springs by continuous rotating movement

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR411673D 1910-01-18 1910-01-18 Friction drive or braking system for clocks and other devices Expired FR411673A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR411673T 1910-01-18

Publications (1)

Publication Number Publication Date
FR411673A true FR411673A (en) 1910-06-22

Family

ID=1455598

Family Applications (1)

Application Number Title Priority Date Filing Date
FR411673D Expired FR411673A (en) 1910-01-18 1910-01-18 Friction drive or braking system for clocks and other devices

Country Status (1)

Country Link
FR (1) FR411673A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1088880B (en) * 1955-11-12 1960-09-08 Shiro Sonobe Striking clock
DE1099628B (en) * 1955-12-15 1961-02-16 An Des Etablissements Leon Hat Circuit arrangement for a brushless electric motor fed from a direct current source

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1088880B (en) * 1955-11-12 1960-09-08 Shiro Sonobe Striking clock
DE1099628B (en) * 1955-12-15 1961-02-16 An Des Etablissements Leon Hat Circuit arrangement for a brushless electric motor fed from a direct current source

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