CH621A - Improvements in large springs for watches, clocks and other similar instruments - Google Patents

Improvements in large springs for watches, clocks and other similar instruments

Info

Publication number
CH621A
CH621A CH621A CH621DA CH621A CH 621 A CH621 A CH 621A CH 621 A CH621 A CH 621A CH 621D A CH621D A CH 621DA CH 621 A CH621 A CH 621A
Authority
CH
Switzerland
Prior art keywords
watches
clocks
similar instruments
large springs
springs
Prior art date
Application number
CH621A
Other languages
French (fr)
Inventor
Ernest Karthaus
Original Assignee
Ernest Karthaus
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 Ernest Karthaus filed Critical Ernest Karthaus
Publication of CH621A publication Critical patent/CH621A/en

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
    • G04B1/00—Driving mechanisms
    • G04B1/10—Driving mechanisms with mainspring
    • G04B1/18—Constructions for connecting the ends of the mainsprings with the barrel or the arbor
    • G04B1/185—Friction clutch between spring and spring cylinder

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
CH621A 1889-03-18 1889-03-18 Improvements in large springs for watches, clocks and other similar instruments CH621A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH621T 1889-03-18

Publications (1)

Publication Number Publication Date
CH621A true CH621A (en) 1889-05-28

Family

ID=4178433

Family Applications (1)

Application Number Title Priority Date Filing Date
CH621A CH621A (en) 1889-03-18 1889-03-18 Improvements in large springs for watches, clocks and other similar instruments

Country Status (1)

Country Link
CH (1) CH621A (en)

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