Unlocking structure of workbench ladder

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11414878
APP PUB NO 20200256070A1
SERIAL NO

16636512

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Importance

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Abstract

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An unlocking structure of workbench ladder includes a platform and two ladders hinged to the two ends of the platform; wherein, the ladder includes an unlocking structure relative to the hinged joint of the platform, and the unlocking structure includes an operating button, rotating lock tongue and a first elastic element; the rotating lock tongue is arranged in the column and the upper end is a locking hook which is locked and located in the locking plate at the bottom of the platform; the first elastic element acts between the rotating lock tongue and the column driving and positioning the locking hook toward the locking plate to lock the ladder and the platform; the operating button acts on the rotating lock tongue to overcome the first elastic element and drive the locking hook to move in a direction opposite to the locking plate, unlocking the ladder and the platform.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
SUZHOU PICA ALUMINUM INDUSTRY LTD215164 JIANGSU CITY OF SUZHOU PROVINCE WUZHONG DISTRICT XU KOU ZHEN MAO PENG LU NO 109 SUZHOU CITY JIANGSU PROVINCE 215164

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lu, Longyuan Suzhou, CN 1 3
Xie, Xiaoyan Suzhou, CN 4 38

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