Multi-dimensionally adjustable backrest device

Multi-dimensionally adjustable backrest device

The utility model relates to the technical field of waist and back supporting, in particular to a multi-dimensional adjustable backrest device which comprises a supporting plate and two backrest plates arranged in a left-right spaced mode, a buffer connecting part is arranged on the rear side of eac...

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Hauptverfasser: LI XIAOYAN, YAO WEIXIONG, ZHU WENBIN, LIU XIANBIN
Format: Patent
Sprache:chi ; eng
Schlagworte:
BEDS
CHAIRS
COFFEE MILLS
DOMESTIC ARTICLES OR APPLIANCES
FURNITURE
HUMAN NECESSITIES
SOFAS
SPICE MILLS
SUCTION CLEANERS IN GENERAL
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creator LI XIAOYAN
YAO WEIXIONG
ZHU WENBIN
LIU XIANBIN
description The utility model relates to the technical field of waist and back supporting, in particular to a multi-dimensional adjustable backrest device which comprises a supporting plate and two backrest plates arranged in a left-right spaced mode, a buffer connecting part is arranged on the rear side of each backrest plate, adjusting areas are arranged on the left side and the right side of the supporting plate respectively, and each adjusting area comprises a plurality of adjusting holes. The multiple adjusting holes are formed in the up-down and left-right directions and penetrate through the supporting plate. A locking column is arranged on the side, facing the supporting plate, of each buffering connecting part, a locking groove is formed in the peripheral side of each locking column, and the locking columns penetrate through the adjusting holes to be connected with lock catches located on the rear side of the supporting plate in a clamped mode. According to the backrest device, through structural improvement of
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language chi ; eng
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subjects BEDS
CHAIRS
COFFEE MILLS
DOMESTIC ARTICLES OR APPLIANCES
FURNITURE
HUMAN NECESSITIES
SOFAS
SPICE MILLS
SUCTION CLEANERS IN GENERAL
title Multi-dimensionally adjustable backrest device
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