[Accueil]

Rechnerlexikon

Die große Enzyklopädie des mechanischen Rechnens

34.204.191.31 | Identification | Aide

  DE  EN  FR  IT 
Accueil
Toutes les pages
Modifications récentes

Version imprimable
Page de discussion

Article
Image
Brevet



Pages spéciales
Pfeil.gif Brevets  Pfeil.gif Royaume-Uni  

Patent:GB191413073


Brevet:GB 191413073
Titre:Improvements in or relating to Proportion Calculators
Date:27.05.1915
Lieu:London
Pays:Royaume-Uni
Personne:Cashmore, Montague (P)
Entreprise:
Liens internes:Cashmores Proportion Calculator, Analogrechner, Proportionalrechner
Mots-Clefs:Strahlensatz
Lien à la bureau des brevets:
(sans garantie)
 GB191413073


Agrandir

Aus der Patentschrift GB191413073

"Proportional calculators.-In apparatus having two main graduated stationary arms A secured at an angle, preferably a right-angle, the adjustable members consist of a third side or hypoteneuse member B, pivoted to one end A<5> of one of the graduated members, and of two sliders C, E adapted for adjustment upon the graduated stationary arms and provided with clamping-screws C<1>, E<1>. A rectangular strut member D, having limbs D<4>, D<5> passing freely through apertures in the sliders, constitutes a means for correlating the positions of the sliders with the angle of the hypoteneuse member, for which purpose the apex D<1> of the strut may be clamped in a lengthways slot of the member B. One of the sliders may be dispensed with, and the corresponding reading taken at the edge of the limb of the strut member. ..."


Agrandir

Foto

Agrandir

Modell nach der Patentschrift


Multiplikation und Division mithilfe des Strahlensatzes.