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MOTORS AND MOTOR-DRIVING Réglage par papillon, étranglement, Drosselung, throttling. Remise, Remise, coach-house. Rendement, Leistungsfähigkeit, efficiency. Renvoi du tirolr, Schiebersteuerung, valve gear. Réservoir, Behälter, tank. Ressort, Feder, spring. Ringard, Feuerhaken, poker. Robinet, Hahn, cock, tap. Roder (un arbre), to lap (a spindle). Roder (une valve), einreiben, to grind (a valve). Rondelle, Unterlagscheibe, washer. Roue, Rad, wheel. Roue à chevrons, Pfeilzahnrad, Doppelschaubenrad, double helical wheel. Roue à rochet, Sperrrad, ratchet wheel. Roue d'angle, Kegelrad, bevel wheel. Roue dentée, Zahnrad, Stirnrad, cog wheel. Roue hélicoïde, Schraubenrad, spiral wheel. Rouleau, die Walze, roller. Route carrossable, chaussée, die Fahrstrasse, carriage road, highway.

Sabot de frein, Bremsklotz, brake block or shoe. Saturation, Sätigung, saturation. Scorie, Mâchefer, Schlacke, slag. Secteur, Sektor, quadrant. Segment de piston, Kolbenring, piston ring. Serre-fil, Drahthalter, connector. Serrer le frein, bremsen, to brake. Serrure, Schloss, lock. Siège d'une soupape, Ventilsitz, seat or seating of a valve. Sifflet, Pfife, whistle. Silencieux, Damper, silencer. Silex, Kiesel, flint. Socle, Fussgestell. Grundplatte, socket, bed-plate.

Soupape, Ventil, valve. Soupape à papillon, Drosselklappe, throttle valve. Soupape de sûreté, Sicherheitsventil, safety-valve. Soute à charbon, Kohlenbunker, bunker. Surchauffeur, Überhitzer, superheater.

Tablier, Schürze, apron. Talus, Böschung, slope, embankment. Tambour, Trommel, drum, wide pulley. Tambour de frein, Bremsescheiben, brake drum. Tampon, Puffer, buffer; Stöpsel, Plug.

Temps beau, schönes Wetter, fine weather. Temps humide, feuchtes, nebliges Wetter, damp weather, wet weather. Tendeur, Drahtspanner, stretcher (wire, belt). Terrain, Erde, ground, earth. Tige, Stange, rod, spindle. Tirage, Zug, draught, traction. Tirant, Zugstange, stay, tie. Tirefond, Schraubenbolzen (für Schienen), Spitzbolzen, coach screw. Tiroir, Schieber, slide-valve. Toc, Mitnehmer, dog, catch, driver. Tôle, Schwarzblech, sheet-iron. Tourillon d'essieu, Achsschenkel, axle journal, gudgeon. Tourillon d'une roue, Radzapfen, spindle, pivot of a wheel. Tourne-à-gauche, Wendeeisen, tap wrench. Tournevis, Schraubenzieher, screwdriver. Traction, Zug, traction. Train de dessous, Untergestell, under-carriage.