Retractable luggage handle with gradual extending speed

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 6934997
APP PUB NO 20040177475A1
SERIAL NO

10617380

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Importance

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Abstract

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A retractable handle assembly for luggage in a pulling operation, press a push button to cause a spring in a plunger of buffer device to gradually and damply extending upward immediately. As a result, both a piston rod and thus the buffer device move upward gradually and damply. Also, a sliding tube coupled to the locking mechanism moves upward gradually and damply. As an end, the handle assembly is capable of gradually and damply extending from a top of the luggage a predetermined distance. At this position, a user can easily pull the handle assembly up to its maximum.

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Patent Owner(s)

Patent OwnerAddress
CHAW KHONG TECHNOLOGY CO LTDINDUSTRIAL PARK NO 29 WU CHUANG 3RD ROAD WU KU TAIPEI COUNTY R O C

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lau, Boon Hwa Hsin Chuang, TW 7 101

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