EXTENDABLE SHAFT

An extendable shaft (5) includes: an inner shaft (35) including a plurality of external teeth (41); an outer shaft (36) including a plurality of internal teeth (39) that slides relatively to the external teeth (41); and a resin layer (50) covering the external teeth (41). The pressure angle of the e...

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Bibliographische Detailangaben
Hauptverfasser: TSUJI, Naoki, NEZU, Toshihiro, TANO, Atsushi
Format: Patent
Sprache:eng ; fre ; ger
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Zusammenfassung:An extendable shaft (5) includes: an inner shaft (35) including a plurality of external teeth (41); an outer shaft (36) including a plurality of internal teeth (39) that slides relatively to the external teeth (41); and a resin layer (50) covering the external teeth (41). The pressure angle of the external teeth (41) is different from the pressure angle of the internal teeth (39).