HEADREST LOCKING DEVICE

A headrest locking device comprising a headrest stay and a locking device which is provided in a headrest body which is supported by the headrest stay, wherein the locking device locks the relative movement of the headrest body in the height direction by engaging a notched groove formed in the headr...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	NAKANISHI, Masashi, KANO, Yuki
Format:	Patent
Sprache:	eng
Schlagworte:	BEDS CHAIRS COFFEE MILLS DOMESTIC ARTICLES OR APPLIANCES FURNITURE HUMAN NECESSITIES PERFORMING OPERATIONS SEATS SPECIALLY ADAPTED FOR VEHICLES SOFAS SPICE MILLS SUCTION CLEANERS IN GENERAL TRANSPORTING VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDEDFOR VEHICLES IN GENERAL
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Beschreibung
Zusammenfassung:	A headrest locking device comprising a headrest stay and a locking device which is provided in a headrest body which is supported by the headrest stay, wherein the locking device locks the relative movement of the headrest body in the height direction by engaging a notched groove formed in the headrest stay. The locking device comprising a lock plate which is engaged and disengaged against the notched groove by movement in the headrest width direction and a lock spring which urges the lock plate in the width direction to engage the notched groove. The lock plate and the notched groove have contact surfaces that contact each other in a planar manner at an angle facing forward or rearward oblique to the direction of force of the lock spring.