SPIRAL SPRING, BARREL DRUM VEHICLE, MOVEMENT, CLOCK, AND METHOD FOR MANUFACTURING SPIRAL SPRING

PROBLEM TO BE SOLVED: To provide a spiral spring capable of making lubricant oil be easily reside in a barrel drum vehicle, a movement, a clock, and a method for manufacturing the spiral spring.SOLUTION: A spiral spring 50A includes a spiral spring body 51A composed of a slender plate body having el...

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Hauptverfasser:	KAMIYAMA SHOTARO, AMANO YUKI
Format:	Patent
Sprache:	eng ; jpn
Schlagworte:	HOROLOGY MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL MECHANICALLY-DRIVEN CLOCKS OR WATCHES PHYSICS TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
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Zusammenfassung:	PROBLEM TO BE SOLVED: To provide a spiral spring capable of making lubricant oil be easily reside in a barrel drum vehicle, a movement, a clock, and a method for manufacturing the spiral spring.SOLUTION: A spiral spring 50A includes a spiral spring body 51A composed of a slender plate body having elasticity. The spiral spring body is a spiral shape and accommodated in a barrel drum vehicle. On an outside surface of the spiral spring body 51A, a recess 54A capable of holding lubricant oil is formed.SELECTED DRAWING: Figure 3 【課題】香箱車に対して潤滑油を滞留させやすくすることができるぜんまい、香箱車、ムーブメント、時計及びぜんまいの製造方法を提供する。【解決手段】ぜんまい５０Ａは、弾性を有する細長い板状体からなるぜんまい本体５１Ａを備える。ぜんまい本体は、渦巻状とされて香箱車に収納されている。ぜんまい本体５１Ａの外表面には、潤滑油を保持可能とされた凹部５４Ａが形成されている。【選択図】図３