Height-adjustable device and pillow

The utility model provides a height-adjustable device and a pillow. The height-adjustable device comprises a support and a first supporting unit arranged on the support. The first supporting unit comprises a base arranged on the support and capable of moving in the first direction, a locking piece u...

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Bibliographic Details
Main Authors GONG YANFENG, YUAN XICHEN, WEI YUNPENG, JIN XIAOYUN, SHANG PENG
Format Patent
LanguageChinese
English
Published 29.12.2020
Subjects
COFFEE MILLS
DOMESTIC ARTICLES OR APPLIANCES
FURNITURE
HOUSEHOLD OR TABLE EQUIPMENT
HUMAN NECESSITIES
SPICE MILLS
SUCTION CLEANERS IN GENERAL
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Summary:The utility model provides a height-adjustable device and a pillow. The height-adjustable device comprises a support and a first supporting unit arranged on the support. The first supporting unit comprises a base arranged on the support and capable of moving in the first direction, a locking piece used for locking the base on the support to limit movement of the base relative to the support, and asupporting piece arranged above the base. Wherein the folding connecting assemblies are used for connecting the base and the supporting piece, the driving piece is used for driving the folding connecting assemblies to ascend and descend in the second direction, the number of the folding connecting assemblies is at least two, the two folding connecting assemblies are arranged on the two sides of the lower portion of the supporting piece, and a preset included angle is formed between the first direction and the second direction. When the height-adjustable device is adjusted to the limit height,the two folding connectin
Bibliography:Application Number: CN202020586779U