WINDOW SHADE AND ACTUATING SYSTEM THEREOF

Number of patents in Portfolio can not be more than 2000

United States of America

APP PUB NO 20200018116A1
SERIAL NO

16581040

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An actuating system for a window shade includes a fixed support shaft, a rotary drum pivotally connected with the support shaft and rotatable for winding or unwinding a shading structure, and a limiting mechanism at least partially disposed inside the rotary drum and including a threaded portion provided on the support shaft, a stop portion and a limiting part respectively adjacent to a first and a second end of the threaded portion, and a follower engaged with the threaded portion, the follower being rotationally coupled to the rotary drum and slidable relative to the rotary drum. The rotary drum is rotatable in a first direction to drive the follower to slide toward a first position for engagement with the limiting part, and in a second direction to drive the follower to slide toward a second position for engagement with the stop portion.

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First Claim

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Patent Owner(s)

  • TEH YOR CO., LTD.

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
HUANG, Chien-Lan New Taipei City, TW 6 5
HUANG, Chin-Tien New Taipei City, TW 65 527

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