CH1847A - Neuerung an Uhren - Google Patents

Neuerung an Uhren

Info

Publication number
CH1847A
CH1847A CH1847A CH1847DA CH1847A CH 1847 A CH1847 A CH 1847A CH 1847 A CH1847 A CH 1847A CH 1847D A CH1847D A CH 1847DA CH 1847 A CH1847 A CH 1847A
Authority
CH
Switzerland
Prior art keywords
watches
innovation
Prior art date
Application number
CH1847A
Other languages
English (en)
Inventor
Henry-S Prentiss
Original Assignee
Prentiss Henry S
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 Prentiss Henry S filed Critical Prentiss Henry S
Publication of CH1847A publication Critical patent/CH1847A/de

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
    • G04B1/22—Compensation of changes in the motive power of the mainspring
    • G04B1/225—Compensation of changes in the motive power of the mainspring with the aid of an interposed power-accumulator (secondary spring) which is always tensioned

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
CH1847A 1889-12-10 1889-12-10 Neuerung an Uhren CH1847A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1847T 1889-12-10

Publications (1)

Publication Number Publication Date
CH1847A true CH1847A (de) 1890-05-31

Family

ID=4181177

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1847A CH1847A (de) 1889-12-10 1889-12-10 Neuerung an Uhren

Country Status (1)

Country Link
CH (1) CH1847A (de)

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