"Les Theories Classiques de l'Echappement" by Raymond Chaleat, Professeur de chronometrie a la Faculte des Sciences de Besancon - Original magazine article (magazine clipping) which was removed from a 1959 Swiss magazine.

Text in the article is in French.

This article is the first part in a series of articles; other parts in the series are NOT included.

Sections/headlines in the article include:

* Introduction
* Theories de l'entretien des oscillations par impulsions instantanees
* Theorie des impulsions instantanees
* Perturbations d'amplitude et de periode dans la theorie des impulsions instantanees
* Application a la theorie des echappements
* Introduction de l'energie fournie a l'oscillateur a chaque impulsion
* Calcul de l'amplitude entretenue
* Insuffisances de la theorie precedente
* Theorie elementaire des perturbations des mouvements oscillatoires
* Perturbation de periode
* Consequences de la formule d'Airy

The magazine article was carefully removed from a Swiss magazine.

[Please note: this is a magazine article/magazine clipping only; no watch, clock, parts or tools are included.]

The article is 7 pages in length (on 4 sheets of paper).

As with most vintage magazine clippings, there is some yellowing to the paper due to age as well as light wear and small bends.

The magazine article was carefully removed directly from a Swiss magazine. It is not a copy or reproduction. The rest of the magazine is not included.


[Please note: this is a magazine article/magazine clipping only; no watch, clock, parts or tools are included.]





[inv. Rev-in-Ap4-59]