Length adjusting device for biofeedback training instrument

The utility model provides a biofeedback training instrument length adjusting device which comprises an outer shell, an inner shell and a tooth rack adjusting mechanism, and the tooth rack adjusting mechanism is arranged between the outer shell and the inner shell. The tooth rack adjusting mechanism...

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Bibliographische Detailangaben
Hauptverfasser:	HUANG XIAOLONG, XU JIN, YANG DAN, CAO YI, MIAO AIMEI, YAO JINXIANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BLASTING BUTTONS, PINS, BUCKLES, SLIDE FASTENERS, OR THE LIKE DIAGNOSIS ENGINEERING ELEMENTS AND UNITS FRAMES, CASINGS, OR BEDS OF ENGINES OR OTHER MACHINES ORAPPARATUS NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUSPROVIDED FOR ELSEWHERE GEARING GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HABERDASHERY HEATING HUMAN NECESSITIES HYGIENE IDENTIFICATION JEWELLERY LIGHTING MECHANICAL ENGINEERING MEDICAL OR VETERINARY SCIENCE STANDS OR SUPPORTS SURGERY THERMAL INSULATION IN GENERAL WEAPONS
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