Joystick with Adjustable Operating Force for Electrical Wheelchair Devices

A joystick for an electrically-powered wheelchair includes a shaft pivotally mounted in a base and configured to control a movement of the electrically-powered wheelchair; a reset sleeve positioned over a lower portion of the shaft proximate the base; a compression spring positioned over the shaft w...

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Bibliographische Detailangaben
Hauptverfasser:	Scharen, Marcel, Stucki, Thomas
Format:	Patent
Sprache:	eng
Schlagworte:	CHAIRS FOR DENTISTRY CONTROL DEVICES OR SYSTEMS INSOFAR AS CHARACTERISED BYMECHANICAL FEATURES ONLY CONTROLLING FUNERAL DEVICES HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE OPERATING TABLES OR CHAIRS PHYSICS REGULATING TRANSPORT OR ACCOMODATION FOR PATIENTS
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Beschreibung
Zusammenfassung:	A joystick for an electrically-powered wheelchair includes a shaft pivotally mounted in a base and configured to control a movement of the electrically-powered wheelchair; a reset sleeve positioned over a lower portion of the shaft proximate the base; a compression spring positioned over the shaft with one end of the compression spring compressed against or fixed to an upper portion of the shaft and an opposing end of the compression spring compressed against the reset sleeve; and a flexible clip positioned over the shaft at the opposing end of the compression spring and between the compression spring and the reset sleeve, the flexible clip being removably positioned on the shaft so as to compress the compression spring between the flexible clip and a point at which the compression spring is compressed against or fixed to the upper portion of the shaft.